2022届高考英语二轮复习：将来完成时练习（含答案）
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| 名称 | 2022届高考英语二轮复习：将来完成时练习（含答案） |  | |
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| 更新时间 | 2022-03-13 12:37:37 | ||
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高考专题训练——将来完成时
1．It is reported that by the end of this year，the import of fruit and seafood _______ by about 10% because of the pandemic of coronavirus.（ ）
A．has decreased B．will have decreased
C．will be decreased D．has been decreasing
2．I promise I ______ all the money I owe you by the end of next month.（ ）
A．pay back B．will have paid back
C．have paid back D．had paid back
3．She has been studying here for five years and by the end of next summer she ________．（ ）
A．will graduate B．will be graduating
C．will be graduated D．will have graduated
4．By the time your habit of managing time is developed， you__________better decisions about how to spend your time in your future career．（ ）
A．will have made B．will be made
C．are to make D．have been making
5．When you have finished the report， believe it or not， I___________for about 3 hours．（ ）
A．will be waiting B．waited
C．will have waited D．have waited
6．On her next birthday， Ann___________ married for twenty years．（ ）
A．will have been B．is
C．has been D．will be
7．By the time Mike retires from the army， his son ______ from college．（ ）
A．graduates B．has graduated
C．had graduated D．will have graduated
8．It is estimated that hopefully about 0.5 billion families_______5G terminals by 2025， when there is a sharp drop in price．（ ）
A．have used B．will have used
C．will be using D．are using
9．﹣﹣What did our art teacher say just now？
﹣﹣He hopes when we come back to school next week，we_________the manual art and have something to present．（ ）
A．has done B．are doing
C．will be doing D．will have done
10．﹣﹣﹣Sorry， sir， but I'm still very concerned about my daughter．
﹣﹣﹣Relax． You'll be glad to see she _____to her new life the next time you come．（ ）
A．accommodated
B．has accommodated
C．will be accommodating
D．will have accommodated
11．﹣May I speak to your manager at three o'clock tomorrow afternoon？
﹣I'm sorry． He ________ to Shanghai by then．（ ）
A．will have flown B．had flown
C．can have flown D．has flown
12．By the time when the course comes to an end， _____ a lot about computer．（ ）
A．we'll have learned B．we'll learn
C．we're leaning D．we have learned
13．﹣I hear that Jean is planning to buy a car．
﹣I know． By next month， she_______enough for a used one．（ ）
A．will have saved B．will be saving
C．has saved D．saves
14．By the time Jane gets home，her aunt ________for London to attend a meeting．（ ）
A．will leave B．leaves
C．will have left D．left
15．﹣Kevin， time for the next destination!
﹣No hurry! Another 15 minutes and we _____all the exhibition rooms of the museum．（ ）
A．am exploring B．have explored
C．will explore D．will have explored
16．The students have decided on a final date by which everyone reading the books assigned by their professor．（ ）
A．finishes B．finished
C．have finished D．will have finished
17．﹣Can I speak to Mr． Johnson at 4 o'clock this afternoon？
﹣I'm afraid not． He _______ to the conference by then．（ ）
A．has gone B．is going
C．will have gone D．would have gone
18．Tom says he successfully in three marathons by the time he finishes this one．（ ）
A．will run B．will have run
C．has run D．runs
19．Whenever I think about the day to come when I my goal， I am so filled with happiness that I start crying．（ ）
A．would achieve B．have achieved
C．am achieving D．will have achieved
20．By the time the fans hurry to the airport， the superstar ．（ ）
A．has left B．had left
C．will have left D．will leave
21．When you________on holiday in California next summer， please take more photos of it for me．（ ）
A．are B．will be
C．will have been D．would be
22．This January will be very precious for us by which time we________ reviewing Senior Book I．（ ）
A．will finish B．will have finished
C．have finished D．will be finished
23．By the end of next July，this building_________ .（ ）
A．will be finished
B．will have finished
C．will have been finished
D．will finish
24．﹣ Are you going to the cinema tonight？
﹣ Yes， I think I _______ my work by then．（ ）
A．will finish B．finish
C．am going to finish D．will have finished
25．Hopefully in 2025 we will no longer be e﹣mailing each other， for we _______ more convenient electronic
communication tools by then．（ ）
A．have developed B．had developed
C．will have developed D．developed
26．﹣ How are you getting along with your presentation？
﹣ Almost ready， and I ______ all I am supposed to．（ ）
A．did B．had done
C．have done D．shall have done
27．By the time I graduate， I ______ in Bashu Secondary School for six years．（ ）
A．will stay B．will have stayed
C．have stayed D．had stayed
28．﹣Daniel， you have a well﹣paid job!
﹣Eh， not had． I have to quit my job this September because of my further study， by when I for more than 2 years．（ ）
A．have worked B．worked
C．will be working D．will have worked
29．He English for eight years by the time he_________ from the university next year．（ ）
A．will have learnt； will graduate
B．will have learnt； graduates
C．will learn； will have graduated
D．will learn； is to graduate
30．﹣Will you take over at the next service area？ I want a short rest．
﹣Sure． You _______ for over four hours by then．（ ）
A．have driven
B．have been driving
C．will be driving
D．will have been driving
31．When the famous pianist turns thirty， he ______ the piano for more than twenty years．（ ）
A．plays
B．will play
C．has been playing
D．will have been playing
32．Please wear your best clothes on Monday，as your class photos ______ then．（ ）
A．will take B．will be taken
C．have taken D．have been taken
33．﹣I hope you'll make good efforts while I'm away．
﹣Be assured!You'll be amazed at what ________ accomplished when you get back．（ ）
A．will have been B．has been
C．was D．would be
34．﹣Darling， my routine meeting ends at 8：00 pm． when， I suppose， you dinner．
﹣But I can wait．（ ）
A．will have B．have had
C．will have had D．are having
35．I hope when you come tomorrow， you _____ the reading and have something to share．（ ）
A．did B．are doing
C．will be doing D．will have done
36．﹣Did you finish your composition in the exam？
﹣Given five more minutes，I ________ it for sure．（ ）
A．would finish B．were to finish
C．would have finished D．had finished
37．﹣It's a complete mess． Where are the kitchen table tops？
﹣At the back． We ________ them by 7 pm this evening．（ ）
A．are placing B．have placed
C．will be placing D．will have placed
38．Don't worry about the work． By the time you get back from your vacation， we _________ care of everything．（ ）
A．will have taken B．take
C．have been taking D．are taking
39．﹣You've got over 30 new books．How long will they take you？
﹣Usually I read three a month．I them all before the end of this year． （ ）
A．will have read B．am reading
C．have read D．read
40．By the end of this year the production of this factory _____ by more than 35%， _____ with that of last year．（ ）
A．will have risen； compared
B．had risen； compared
C．will be rising； comparing
D．had risen； comparing
41．The meeting a full week by the time it ends．（ ）
A．had lasted B．will have lasted
C．would last D．has lasted
42．Hopefully，with the advance of technology，humans to solve many difficult problems facing us now．（ ）
A．will have learnt B．have learnt
C．would learn D．learn
43．﹣﹣﹣I didn't expect that the project would be so complex and time﹣consuming．
﹣﹣﹣Nor did I．By this evening，it _____ longer than all the previous ones combined．（ ）
A．will last B．has last
C．has been lasting D．will have lasted
44．By the time you arrive in London，we_____in Europe for two weeks．（ ）
A．shall stay B．have stayed
C．will have stayed D．have been staying
45．By the time he leaves university，he ___ much work experience so long as he takes a part﹣time job．（ ）
A．will have gained B．has gained
C．may have gained D．will gain
46．I am sorry that I can not meet you at the airport． I _____ Changsha by the time you come back from abroad．（ ）
A．am leaving B．will leave
C．will have left D．have left
47．﹣﹣﹣ Mum， shall we pay a visit to the UK next week？
﹣﹣﹣ It's no hurry． We'd better wait till June 9th． Your brother _______ his exam by then．（ ）
A．will have B．will be having
C．will have had D．has had
48．We ________ our new restaurant in Manhattan by the time you visit us in New York．（ ）
A．had opened B．will have opened
C．would open D．have opened
49．By the time you come back，I _____________，so please make no noise when you come in．（ ）
A．have been sleeping B．shall have slept
C．shall sleep D．shall be sleeping
50．By the time you finish this book，your meal ________ cold．（ ）
A．gets B．has got
C．will have got D．is getting
参考答案与试题解析
1．It is reported that by the end of this year，the import of fruit and seafood _______ by about 10% because of the pandemic of coronavirus.（ ）
A．has decreased B．will have decreased
C．will be decreased D．has been decreasing
【分析】据报道，到今年年底，由于冠状病毒大流行，水果和海鲜的进口将减少约10%。
【解答】根据句意及分析句子可知，句中时间状语by the end of this year表示在将来某一时间之前完成的动作，并往往对将来某一时间产生影响，应用将来完成时。故选：B。
【点评】熟练掌握完成时态的用法。
2．I promise I ______ all the money I owe you by the end of next month.（ ）
A．pay back B．will have paid back
C．have paid back D．had paid back
【分析】我保证到下个月底把我欠你的钱都还了。
【解答】根据句意理解及句中的by the end of next month（到下个月底），可知事情发生在过去，到现在，并要持续到将来，所以要使用一般将来时的完成时。
故选：B。
【点评】要注意理解句意，把握时间点及时间段，才能准确运用时态。
3．She has been studying here for five years and by the end of next summer she ________．（ ）
A．will graduate B．will be graduating
C．will be graduated D．will have graduated
【分析】她已经在这里学习五年了到明年夏末她将已经毕业了．
【解答】答案：D．考查将来完成时的用法．根据时间状语by the end of next summer表明将来某个时间已经做某事，应该用将来完成时．
故选：D。
【点评】本题考查动词时态，by"到…时候为止"和完成时搭配，接将来时间用将来完成时，和过去时间搭配用过去完成时．
4．By the time your habit of managing time is developed， you__________better decisions about how to spend your time in your future career．（ ）
A．will have made B．will be made
C．are to make D．have been making
【分析】当你管理时间的习惯养成后，你会对如何在未来的职业生涯中度过时间做出更好的决定．
【解答】答案：A 考查动词的时态．By the time 到……时候为止，从句用一般现在时来表示将来的动作，表示"到将来的某个时候为止"，主句通常用将来完成时．A项符合题意．
故选：A．
【点评】本题考查动词的时态．在理解语境的基础上，熟知不同时态所对应的标志词及题干中暗含的时态信息，注意前后时态呼应，从而作出正确选择．
5．When you have finished the report， believe it or not， I___________for about 3 hours．（ ）
A．will be waiting B．waited
C．will have waited D．have waited
【分析】信不信由你，你写完报告后，我将已经等了大约3个小时．
【解答】本题考查将来完成时．根据句意和结构可知when引导时间状语从句，使用现在完成时，根据主将从现原则，主句用将来范畴的时态，排除BD；根据for 3 hours可知用将来完成时．
故选：C．
【点评】时态是动词的一种形式，分为时间和状态．时间即过去、现在、未来．状态即有一般状态、进行状态、完成状态、完成进行状态．它是表示行为、动作、状态在各种时间条件下的动词形式．
6．On her next birthday， Ann___________ married for twenty years．（ ）
A．will have been B．is
C．has been D．will be
【分析】在她的下一个生日，安将结婚二十年．
【解答】答案：A．考查时态．句意：在她的下一个生日，安将结婚二十年．根据时间状语，在她的下一个生日，可以判断本句是将来时态的句子，已经结婚而是年了，应该用将来时完成时，所以A选项符合．
故选：A．
【点评】时态题的考查关键是抓住句子的上下文含义和句中的时间状语．要根据时间状语来选择合适的时态，在平时的学习中要注意积累有关时态的用法和各种时态的特殊之处．
7．By the time Mike retires from the army， his son ______ from college．（ ）
A．graduates B．has graduated
C．had graduated D．will have graduated
【分析】迈克退役时，他的儿子已经大学毕业了．
【解答】本题考查动词时态．根据句意和结构可知by the time后面的从句用一般现在时，主句使用将来完成时．
故选：D．
【点评】将来完成时用来表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time引导的现在时的从句连用．
8．It is estimated that hopefully about 0.5 billion families_______5G terminals by 2025， when there is a sharp drop in price．（ ）
A．have used B．will have used
C．will be using D．are using
【分析】据估计大约有五亿个家庭到2025年将使用5G终端，届时价格将大幅下降．
【解答】根据句中的时间状语by 2025可知，by后接将来时间，应该用将来完成时态，即：will have done形式．
故选：B。
【点评】"by the time "是"到…时间为止"的意思． by+时间，三种用法：
1，by now / up to now / so far，用现在完成时；
2，by+过去某个时间点，用过去完成时；
3，by+将来某个时间点，用将来完成时．
9．﹣﹣What did our art teacher say just now？
﹣﹣He hopes when we come back to school next week，we_________the manual art and have something to present．（ ）
A．has done B．are doing
C．will be doing D．will have done
【分析】一我们的美术老师刚才说了什么 ？
一他希望当我们下周回到学校时，我们已经完成了手工艺术，并有东西可以展示．
【解答】根据句意，结合上文next week以及后文and have something to present可知，表示在将来时间（next week）之前已完成的动作，并往往对将来某一时间产生影响应该用将来完成时．
故选：D．
【点评】一、将来完成时的结构
shall/will have+过去分词
二、将来完成时用法、定义详细讲解
1、表示将来某时之前或某动作发生之前已经完成的动作．
I shall have finished it by next Friday．到下周五我就把完成了．
She will have written it tomorrow at noon．明天中午她就会写好了．
2、表示一个持续到将来某时或某动作发生之前的动作．
By next Monday，she will have studied here for three years．到下周一，她在这里学习就要满3年了．
3、表示对现在或将来可能已经完成动作的推测，对过去实况的推测．
He is a somebody now．He will have forgotten his old friends．他现在是个要人了，可能把老朋友都忘了．
You'll have heard that China will launch another spaceship．中国将要发射另一艘宇宙飞船，你可能已经听说了．
10．﹣﹣﹣Sorry， sir， but I'm still very concerned about my daughter．
﹣﹣﹣Relax． You'll be glad to see she _____to her new life the next time you come．（ ）
A．accommodated
B．has accommodated
C．will be accommodating
D．will have accommodated
【分析】﹣﹣﹣对不起，先生，但我还是很担心我的女儿．
﹣﹣﹣别紧张．下一次你来的时候你会很高兴看到她已经适应了她新的生活．
【解答】根据句意和结构可知这句话使用the next time引导时间状语从句，根据主将从现的原则可知排除AB，根据句意：她已经适应了她新的生活，可知这里表示将来已经发生的事情，用将来完成时态．
故选：D．
【点评】将来完成时用来表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time引导的现在时的从句连用．
11．﹣May I speak to your manager at three o'clock tomorrow afternoon？
﹣I'm sorry． He ________ to Shanghai by then．（ ）
A．will have flown B．had flown
C．can have flown D．has flown
【分析】﹣﹣我可以在明天下午三点和你的经理打电话吗？
﹣﹣不好意思．到那时他将已经飞去上海了．
【解答】由时间状语by then"到那时"，then指的是tomorrow afternoon，可知表示的是将来某一时间将会完成的动作，因此使用将来完成时will have done的形式．
故选：A．
【点评】考查句子时态，要分析句子结构，根据语境对答案进行确定．
12．By the time when the course comes to an end， _____ a lot about computer．（ ）
A．we'll have learned B．we'll learn
C．we're leaning D．we have learned
【分析】到课程结束为止，我们将已经学到很多关于电脑的知识．
【解答】本题考查将来完成时态．"by the time "是"到…时间为止"的意思，句子一般用相关的完成时态．By the time the course comes to an end 是"到这个课程结束为止（但现在还没有结束）"，从句用一般现在时表示将来时间．所以本题应该用将来完成时态． 故选：A．
【点评】"by the time "是"到…时间为止"的意思． by+时间，三种用法：1，by now / up to now / so far，用现在完成时；2，by+过去某个时间点，用过去完成时；3，by+将来某个时间点，用将来完成时．
13．﹣I hear that Jean is planning to buy a car．
﹣I know． By next month， she_______enough for a used one．（ ）
A．will have saved B．will be saving
C．has saved D．saves
【分析】我听说简计划买一辆车．
﹣﹣我知道．到下个月，她就攒够买辆二手车的钱了．
【解答】答案：A 考查将来完成时．by+现在时间，主句用现在完成时；by+将来时间，主句用将来完成时；by+过去时间，主句用过去完成时．by next month"到下个月"为表示将来时间的短语，所以主句要用将来完成词．
故选：A．
【点评】单项选择题考查内容广泛，涉及词汇、语法、习语、日常用语等．在有限的题量中注意知识的覆盖面，设计特定的语境综合考查学生在一定的语境中运用语言知识的能力
14．By the time Jane gets home，her aunt ________for London to attend a meeting．（ ）
A．will leave B．leaves
C．will have left D．left
【分析】等Jane到家时，她的姑姑将已经动身去伦敦参加会议了．
【解答】答案 C．
Jane 还未回到家，当她回到家时那是一个将来时，而"By the time"表示"在…以前"，所以句意为"当Jane在将来的某个时间回到家以前，她的aunt会怎样？"从选项可知，她的aunt一定是离开去伦敦参加一个会议．根据句意可知，描述的是将来某一时刻前已完成的动作，将来某一时刻前已完成的动作，应用将来完成时，其结构为"will have done"．因此C项符合语境，
故选：C．
【点评】本题考查时态和语态
英语中的时态主要由动词的形式决定，因此在学习英语时态时，要注意分析动词形式及具体语境，想象在那个特定的时间动作所发生的背景，这个动作是经常性动作、一般性动作、进行性动作、完成性动作还是将要发生的动作．语态是动词的一种形式，表示主语和谓语动词之间的逻辑关系，被动语态表示主语是谓语动词所表示的动作的承受者．
15．﹣Kevin， time for the next destination!
﹣No hurry! Another 15 minutes and we _____all the exhibition rooms of the museum．（ ）
A．am exploring B．have explored
C．will explore D．will have explored
【分析】﹣﹣凯文，是去下一个目的地的时间了
﹣﹣﹣别着急，再有15分钟我们就能把这个博物馆所有的展室都看完了．
【解答】D此题考查将来完成时．将来完成时的概念是到将来某个时刻已经完成的动作或状态．此题的时态语境是再过15分钟，到那时我们就已经看完了所有展室，也就是表达将来已经完成的动作．而A表示现在进行的动作．B．现在已经完成的动作．C一般将来时，将要发生的动作但不能表示将来已经完成的动作．
故选：D．
【点评】此题考查将来完成时，此题的关键是揣测谓语动词发生的时间，最大的干扰项是C，主要在于区分一般将来时和将来完成时．
16．The students have decided on a final date by which everyone reading the books assigned by their professor．（ ）
A．finishes B．finished
C．have finished D．will have finished
【分析】学生们定了一个最后的日子，到那一天每个人将读完教授布置的读书任务．
【解答】D 考查将来完成时．本句中，学生们确定了一个将来的时间"a final day"，后加定语从句，从句中有 by which， 可知是截止到那一天，两者结合确定时态是将来完成时， will have done．
故选：D．
【点评】考查将来完成时时．根据时间状语或上下文语境，确定使用哪种时态．
17．﹣Can I speak to Mr． Johnson at 4 o'clock this afternoon？
﹣I'm afraid not． He _______ to the conference by then．（ ）
A．has gone B．is going
C．will have gone D．would have gone
【分析】﹣﹣今天下午4点我能和约翰逊先生通话吗？
﹣﹣恐怕不行，到时候他将已经去开会了．
【解答】本题考查时态．根据句意和 by then（by 4 o'clock this afternoon）可知这里是表示将来已经发生的事情，用将来完成时．
故选：C．
【点评】本题考查时态．注意通过上下文语境中判断动作发生的时间．
18．Tom says he successfully in three marathons by the time he finishes this one．（ ）
A．will run B．will have run
C．has run D．runs
【分析】汤姆说，等他跑完这场马拉松时，他已经跑了三场了．
【解答】考查将来完成时．根据by the time he finishes this one可知是将来完成时．
故选：B．
【点评】将来完成时用来表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time引导的现在时的从句连用．
19．Whenever I think about the day to come when I my goal， I am so filled with happiness that I start crying．（ ）
A．would achieve B．have achieved
C．am achieving D．will have achieved
【分析】每当我想到有一天我会实现我的目标，我就充满了幸福，我开始哭泣．
【解答】答案：D 考查将来完成时．这是一个定语从句，先行词是the day ，在从句中做状语，根据to come可知是截止到将来完成的动作，所以要用将来完成时．
故选：D。
【点评】本题考查动词时态．根据句意和句中所给的时间状语判断应该使用什么时态．
20．By the time the fans hurry to the airport， the superstar ．（ ）
A．has left B．had left
C．will have left D．will leave
【分析】等球迷们赶到机场时，这位巨星就要离开了。
【解答】根据从句中时间状语By the time及hurry可知，主语表示在将来某一时间以前已经完成或一直持续的动作，要用将来完成时。C项正确。A项：现在完成时；B项：过去完成时；D项：一般将来时。
故选：C。
【点评】解答此类问题要了解各种时态的基本含义，并区别各种时态之间的差异，了解某些时态的特殊用法，然后结合语境选择正确答案。
21．When you________on holiday in California next summer， please take more photos of it for me．（ ）
A．are B．will be
C．will have been D．would be
【分析】当你明年在加利福尼亚度假的时候，请给我多拍点那的照片．
【解答】答案：A．时间状语从句和条件状语从句中，主句用将来（一般将来或祈使句或情态动词），从句用现在表示将来．故正确答案为A．
故选：A．
【点评】解答此类问题要了解各种时态的基本含义，并区别各种时态之间的差异，了解某些时态的特殊用法，然后结合语境选择正确答案．
22．This January will be very precious for us by which time we________ reviewing Senior Book I．（ ）
A．will finish B．will have finished
C．have finished D．will be finished
【分析】这个一月将对我们来说是非常珍贵的，到那个时候我们将复习完高中第一本书．
【解答】B，考查将来完成时，根据by which time可知指的是到将来某个时间将完成的动词，使用将来完成时will have done的形式．
故选：B．
【点评】考查时态的运用，句中有明显的时间状语时，要通过其来判断使用的时态．
23．By the end of next July，this building_________ .（ ）
A．will be finished
B．will have finished
C．will have been finished
D．will finish
【分析】到今年7月为止，这个建筑将已经被完成。
【解答】介词短语by the end of..意为"到...末为止"，通常和完成时连用，如果后面接将来时间，要和将来完成时连用，如果接过去时间，要和过去完成时连用。本句next July表示将来时，所以要与将来完成时连用。而且主语this building与动词finish构成被动关系，所以使用将来完成时的被动语态。
故选：C。
【点评】将来完成时用来表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time引导的现在时的从句连用。
24．﹣ Are you going to the cinema tonight？
﹣ Yes， I think I _______ my work by then．（ ）
A．will finish B．finish
C．am going to finish D．will have finished
【分析】﹣你今晚去看电影吗？﹣会的，我认为到那时我将会完成我的工作．
【解答】答案：D考查将来完成时．根据Are you going to the cinema tonight？可知此处用将来时； 由by then可知用完成时，综合以上分析，will have finished符合题意，
故选：D．
【点评】根据句子大意，分析句子结构，特别找出时间状语，确定动词时态，最终得出最佳答案．
25．Hopefully in 2025 we will no longer be e﹣mailing each other， for we _______ more convenient electronic
communication tools by then．（ ）
A．have developed B．had developed
C．will have developed D．developed
【分析】到2025年，我们很有希望不再相互发送电子邮件，因为那时我们将会有更便利的电子交流工具．
【解答】根据句末的时间状语by then可知，这里指的是by 2025，截止到将来的某个时间为止，所以用将来完成时态．
故选：C．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态；同时关注动词的语态，理清不同时态的被动语态的形式以及主语和谓语动词之间的关系，做出合理的判断．
26．﹣ How are you getting along with your presentation？
﹣ Almost ready， and I ______ all I am supposed to．（ ）
A．did B．had done
C．have done D．shall have done
【分析】你的简报进展如何？
﹣差不多准备好了，我会做我应该做的一切
【解答】考查时态．句意：你的简报进展如何？﹣差不多准备好了，我会做我应该做的一切．可以判断本句是将来时，A、B、C都不是将来时，所以最佳答案是D．
故选：D。
【点评】虚拟语气是高考经常考查的内容，也是英语学习中的一个难点．虚拟语气用于表示说话人的假想、建议或主观愿望，所表示的假设并不是事实，而是不可能或是不大可能发生或实现的，除了掌握if条件句引导的虚拟语气之外，还要掌握一些与虚拟语气有关的固定句型结构，首先，判断是否需要使用虚拟．其次，结合虚拟语气句式，判断需使用何种时态及句式是解题的关键．
27．By the time I graduate， I ______ in Bashu Secondary School for six years．（ ）
A．will stay B．will have stayed
C．have stayed D．had stayed
【分析】到我毕业时，我在巴蜀二中呆了六年了．
【解答】考查将来完成时态．根据从句By the time I graduate可知，是指将来的时间，而连词词组By the time 要用完成时态，综合来看，要用将来完成时态．故选B项．A项：一般将来时；C项：现在完成时；D项：过去完成时．
故选：B．
【点评】解答此类问题要了解各种时态的基本含义，并区别各种时态之间的差异，了解某些时态的特殊用法，然后结合语境选择正确答案．
28．﹣Daniel， you have a well﹣paid job!
﹣Eh， not had． I have to quit my job this September because of my further study， by when I for more than 2 years．（ ）
A．have worked B．worked
C．will be working D．will have worked
【分析】﹣丹尼尔，你有一份待遇优厚的工作！
﹣嗯，没有．我必须在今年九月辞去我的工作，因为我会继续学习，届时我将已经工作了2年．
【解答】考查时态．根据句意可知by then指的是by this September，表示到将来某个时间为止的时间，和将来完成时搭配．
故选：D．
【点评】本题考查动词时态，有时间条件状语从句的时候，注意使用主将从现，用一般现在时代替一般将来时，现在完成时代替将来完成时．
29．He English for eight years by the time he_________ from the university next year．（ ）
A．will have learnt； will graduate
B．will have learnt； graduates
C．will learn； will have graduated
D．will learn； is to graduate
【分析】截止到他明年大学毕业为止，他已经学了八年英语了．
【解答】考查将来完成时．句意：截止到他明年大学毕业为止，他已经学了八年英语了．"next year"是表示将来的时间状语" by the time "引导了一个时间状语从句．分析句子结构和句意可知，本句考查了"主将从现原则"，排除AC选项；又因主句中"for eight years "短语是完成式的特征，排除D选项．
故选：B．
【点评】将来完成时的用法
1． 表示"将来完成"即表示到将来某个时间为止势必会完成或预计要完成的动作．如：
When we get there， she'll have gone to work． 我们到那里时她会已上班去了．
I expect you will have changed your mind by tomorrow． 我预料到明天你就会改变主意了．
2． 表示"持续" 即表示某种状况将一直持续到说话人所提及的某一将来时间．如：
We will have been married a year on June 25th． 到6月25日我们俩结婚就满1年了．
By this time next week， I will have been working for this company for 24 years． 到下星期此刻，我就已经为该公司干了24年了．
30．﹣Will you take over at the next service area？ I want a short rest．
﹣Sure． You _______ for over four hours by then．（ ）
A．have driven
B．have been driving
C．will be driving
D．will have been driving
【分析】﹣﹣你在下一个服务区接着开好吗？我想休息一小会儿．
﹣﹣当然可以．到那时你已经开了四个多小时了．
【解答】答案是D．本题考查将来完成进行时；by 表示"到……时候为止"；往往与完成时连用；到现在为止，用现在完成时；到过去某一时间为止，用过去完成时；到将来某一时间为止，用将来完成时；到达下一个服务区是将来，所以本题中then是指将来；需要将来完成时，且语境中指动作一直在进行，没有间断，故需要将来完成进行时，答案是D．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态；同时关注动词的语态，理清不同时态的被动语态的形式以及主语和谓语动词之间的关系，做出合理的判断．
31．When the famous pianist turns thirty， he ______ the piano for more than twenty years．（ ）
A．plays
B．will play
C．has been playing
D．will have been playing
【分析】当这个著名的钢琴家30岁的时候，他将已经弹钢琴20多年了．
【解答】本题考查时态．根据句意和结构可知这句话使用主将从现，排除AC，因为30岁的时候，已经弹钢琴有20年了，用将来完成进行时．
故选：D．
【点评】本题考查动词时态．根据句意和句中所给的时间状语判断应该使用什么时态．
32．Please wear your best clothes on Monday，as your class photos ______ then．（ ）
A．will take B．will be taken
C．have taken D．have been taken
【分析】请在周一穿上你们最好的衣服，因为那时你们要拍班级集体照．
【解答】答案是B．本题考查将来时；题干中的then指的是即将到来的周一，是将来的时间；photos与take之间是被动关系，故用将来时的被动语态，答案选B．
故选：B．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态，同时关注特殊的结构．
33．﹣I hope you'll make good efforts while I'm away．
﹣Be assured!You'll be amazed at what ________ accomplished when you get back．（ ）
A．will have been B．has been
C．was D．would be
【分析】﹣﹣我希望在我离开的这段时间里你们要好好努力工作．
﹣﹣放心．当你回来的时候会很吃惊的发现我们所完成的成就．
【解答】答案：A．
此处表示当你回来的时候（这个时间点是在将来的一个时间点），已经完成的动作或已经对动作产生的一定的影响，即此处的完成的任务让你感到惊讶，故用将来完成时，而what和accomplish之间为逻辑上的动宾关系，所以用被动语态．因此为将来完成时的被动语态，答案为A．
故选：A。
【点评】对于时态的运用要分清句子的发生的时间，结合句子的语境要选择适当的时态，并明白句中的逻辑关系．
34．﹣Darling， my routine meeting ends at 8：00 pm． when， I suppose， you dinner．
﹣But I can wait．（ ）
A．will have B．have had
C．will have had D．are having
【分析】﹣﹣亲爱的，我的常规回应将在晚上八点结束，那时我想你应该也吃完晚饭了吧．
﹣﹣但是我可以等．
【解答】分析句子的结构和后面的But I can wait可知，when引导的时间状语从句中表达的是将来的事实，所以用将来完成时．
故选：C。
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态，同时关注特殊的结构．
35．I hope when you come tomorrow， you _____ the reading and have something to share．（ ）
A．did B．are doing
C．will be doing D．will have done
【分析】我希望当你明天来的时候，你将已经完成阅读有东西可以分享．
【解答】根据句意和时间状语从句when you come tomorrow，可知根据主将从现的原则，主句应该是将来范畴的时态，再根据have something to share可知应该已经读过了．也就是用将来完成时．
故选：D．
【点评】本题考查将来完成时．顾名思义，这个时态表示"将来某个时间已经做了某事"，要根据语境解答．
36．﹣Did you finish your composition in the exam？
﹣Given five more minutes，I ________ it for sure．（ ）
A．would finish B．were to finish
C．would have finished D．had finished
【分析】﹣你考试中完成了作文吗？
﹣要是再多给几分钟，我一定能做完．
【解答】答案：C
根据题干中"Given five more minutes"可知此处为"if I had been given more minutes"的省略表达，表示对过去的虚拟"如果给我更多时间"，表示对过去虚拟的主句为"would have done"，应使用完成时，故此题正确选项为C．
故选：C。
【点评】此题考查现在完成时的用法，根据上下文判断此处应使用的时态，应注意虚拟语气的时态．
37．﹣It's a complete mess． Where are the kitchen table tops？
﹣At the back． We ________ them by 7 pm this evening．（ ）
A．are placing B．have placed
C．will be placing D．will have placed
【分析】﹣﹣一片混乱，餐桌的桌面在哪儿？
﹣﹣在后面，到今天晚上7点钟的时候我们就会放置好餐桌面．
【解答】D此题考查将来完成时．将来完成时表示在将来某一时间以前已经完成的动作或处于的状态．本题的题意为到今天晚上7点钟的那个时候我们已经放好了桌子，表示的是将来的某时（7点钟之前）已经做好了某事．所以用将来完成时．而A项 C项表示的是某个时间点正在进行的动作．C项表示的是现在已经做完了，均不符题意．
故选：D．
【点评】此题考查时态．做对时态题的关键在于揣测语境中谓语动词发生的时间．
38．Don't worry about the work． By the time you get back from your vacation， we _________ care of everything．（ ）
A．will have taken B．take
C．have been taking D．are taking
【分析】不要忧虑这份工作，到你度假回来时，我们把一切都将弄好了．
【解答】A 本题考查将来完成时．将来完成时表示：在将来某一时间之前已完成的动作．据本题意可知到你将来度假回来那个时候 我们的take care of everything 的动作已经做完了，因此应用将来完成时．而B表示现在的状况，C表示从过去到现在还在一直进行的动作．D表示正在进行的动作均不符合题意．
故选：A．
【点评】此题考查将来完成时．重点在于体会语境中的动词发生的时间和各种时态的构成形式．
39．﹣You've got over 30 new books．How long will they take you？
﹣Usually I read three a month．I them all before the end of this year． （ ）
A．will have read B．am reading
C．have read D．read
【分析】﹣﹣你已经购买了10好几本新书了．这些书你要多久才能读完？
﹣﹣通常我三个月读一本．在今年年底我将会读完．
【解答】根据前者中的第二句话可知，读这些书是将来的动作，所以用将来时，而根据时间状语before the end of this year可知，应该使用将来完成时表示截止到今年年底前将要完成的事情．
故选：A．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态，同时关注特殊的结构．
40．By the end of this year the production of this factory _____ by more than 35%， _____ with that of last year．（ ）
A．will have risen； compared
B．had risen； compared
C．will be rising； comparing
D．had risen； comparing
【分析】到今年年末这个工厂今年的产量和去年相比增长了超过百分之三十五．
【解答】答案：A 考查将来完成时． by+现在时间，主句用现在完成时；by+将来时间，主句用将来完成时；by+过去时间，主句用过去完成时．By the end of this year "到今年年末"为表示将来时间的短语，所以主句要用将来完成词．排除A．B．C；且the production和compare之间是被动关系．
故选：A．
【点评】单项选择题考查内容广泛，涉及词汇、语法、习语、日常用语等．在有限的题量中注意知识的覆盖面，设计特定的语境综合考查学生在一定的语境中运用语言知识的能力．
41．The meeting a full week by the time it ends．（ ）
A．had lasted B．will have lasted
C．would last D．has lasted
【分析】到它结束的时候，会议将持续一整星期．
【解答】本题考查时态．根据句意和结构可知这里使用主将从现，而且和by the time搭配的主句用完成时态．
故选：B．
【点评】本题考查时态．根据句子的时间状语判断还有要结合句意理解，判断是否使用被动语态．
42．Hopefully，with the advance of technology，humans to solve many difficult problems facing us now．（ ）
A．will have learnt B．have learnt
C．would learn D．learn
【分析】随着技术的进步，人类有希望学会解决我们现在面临的难题．
【解答】答案是A．
本题考查将来完成时；将来完成时可以表示根据某情况作出的推测．本题中指根据技术进步的状况推测将来人类能够解决现在的难题，故选A．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态，同时关注特殊的结构．
43．﹣﹣﹣I didn't expect that the project would be so complex and time﹣consuming．
﹣﹣﹣Nor did I．By this evening，it _____ longer than all the previous ones combined．（ ）
A．will last B．has last
C．has been lasting D．will have lasted
【分析】﹣﹣﹣我没想到这个项目会这么复杂和耗时．﹣﹣﹣我也没有．到今晚为主，它将比以往所有项目所需时间总和都长．
【解答】答案：D 考查将来完成时．根据I didn't expect that the project would be so complex and time﹣consuming可知，这个项目没有完成，用将来时；By this evening可知用完成时，结合以上分析，动词时态用将来完成时符合题意，
故选：D．
【点评】根据句子大意，分析句子结构，注意具有多种时态混合的情况，通过分析判断选项内容，最后得出最佳答案．
44．By the time you arrive in London，we_____in Europe for two weeks．（ ）
A．shall stay B．have stayed
C．will have stayed D．have been staying
【分析】你到达伦敦的时候，我们都在欧洲呆两周了．
【解答】答案：C
句中by the time you arrive in London表示到将来的某个时间为止，是将来完成时态的时间状语，表示在将来的某个时间之前已经发生或完成的动作．
故选：C．
【点评】将来完成时是用在表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time短语引导的现在时的从句连用．
45．By the time he leaves university，he ___ much work experience so long as he takes a part﹣time job．（ ）
A．will have gained B．has gained
C．may have gained D．will gain
【分析】到他大学毕业时，只要他从事一份兼职工作，他将会获得大量的工作机会．
【解答】答案：A．
根据句中的时间状语By the time he leaves university可知，这是截止到将来的某个时刻已经发生的动作，所以用将来完成时；故选A．
【点评】本题考查将来完成时，表示截止到将来的某个时间点已经完成的动作，做题时，要把握句中时间状语by the time he leaves university这一特点，结合句意，选择正确的时态．
46．I am sorry that I can not meet you at the airport． I _____ Changsha by the time you come back from abroad．（ ）
A．am leaving B．will leave
C．will have left D．have left
【分析】对不起，我不能在机场接你．你从国外回来时我已经离开长沙了．
【解答】答案：C 考查将来完成时．根据"by the time you come back from abroad"可知要用将来完成时．
故选：C．
【点评】高考英语试题常考查动词的辨析用法和常用时态，即一般现在时、一般过去时、一般将来时、现在进行时和现在完成时五种时态是考查的重点．有时间条件状语从句的时候，注意使用主将从现，用一般现在时代替一般将来时，现在完成时代替将来完成时．
47．﹣﹣﹣ Mum， shall we pay a visit to the UK next week？
﹣﹣﹣ It's no hurry． We'd better wait till June 9th． Your brother _______ his exam by then．（ ）
A．will have B．will be having
C．will have had D．has had
【分析】﹣﹣妈妈，我可以下周去英国吗？﹣﹣不急．我们最好等到六月九日．届时你哥哥将已经考完试了．
【解答】根据句意可知by then指的是by June 9th，指将来某个时间将完成某事，用将来完成时．
故选：C．
【点评】本题考查动词时态，有时间条件状语从句的时候，注意使用主将从现，用一般现在时代替一般将来时，现在完成时代替将来完成时．
48．We ________ our new restaurant in Manhattan by the time you visit us in New York．（ ）
A．had opened B．will have opened
C．would open D．have opened
【分析】当你在纽约见到我们时，我们将会在曼哈顿开一家新饭店．
【解答】答案：B．
根据句子中的时间状语by the time you visit us in New York可知，截止到你在纽约见到我们时，指的是将来的某个时刻，所以使用一般将来时，又根据句意"我们将会在曼哈顿开一家新饭店"可知，届时饭店已经开起来了，所以为完成时；综合来说用将来完成时最合适；故选B．
【点评】本题考查将来完成时，表示截止到将来的某个时间点已经完成的动作，做题时，要把握句中时间状语by the time you visit us in New York这一特点，结合句意，选择正确的时态．
49．By the time you come back，I _____________，so please make no noise when you come in．（ ）
A．have been sleeping B．shall have slept
C．shall sleep D．shall be sleeping
【分析】到你回来时，我都已经睡了．所以请别发出噪音．
【解答】答案：B
根据句子里时间状语"By the time you come back"意为"到你回来时"，表示一个到将来某时刻为止的动作，句子时态需用将来完成时，即will+have done．
【点评】考查时态．考生需掌握by+时间状语的不同时态选用．如：by+过去时，时态用had done；by+现在时，时态用have done；by+将来时，时态用will+have done．
50．By the time you finish this book，your meal ________ cold．（ ）
A．gets B．has got
C．will have got D．is getting
【分析】到你看完这本书的时候，你的饭菜将已变冷了．
【解答】答案：C，考查将来完成时的用法，by the time"到…的之后"，当从句用一般现在时表示将来的动作，主句则用将来完成时，根据语境"到将来你看完这本书，饭菜将已变冷"，故答案为C，A选项为一般现在时，B选项为现在完成时，D选项为现在进行时，均不符合题意．
【点评】考查将来完成时的用法，by the time"到…的之后"，当从句用一般现在时表示将来的动作，主句则用将来完成时，掌握此用法即可选出正确答案．书面同意，不得复制发布
1．It is reported that by the end of this year，the import of fruit and seafood _______ by about 10% because of the pandemic of coronavirus.（ ）
A．has decreased B．will have decreased
C．will be decreased D．has been decreasing
2．I promise I ______ all the money I owe you by the end of next month.（ ）
A．pay back B．will have paid back
C．have paid back D．had paid back
3．She has been studying here for five years and by the end of next summer she ________．（ ）
A．will graduate B．will be graduating
C．will be graduated D．will have graduated
4．By the time your habit of managing time is developed， you__________better decisions about how to spend your time in your future career．（ ）
A．will have made B．will be made
C．are to make D．have been making
5．When you have finished the report， believe it or not， I___________for about 3 hours．（ ）
A．will be waiting B．waited
C．will have waited D．have waited
6．On her next birthday， Ann___________ married for twenty years．（ ）
A．will have been B．is
C．has been D．will be
7．By the time Mike retires from the army， his son ______ from college．（ ）
A．graduates B．has graduated
C．had graduated D．will have graduated
8．It is estimated that hopefully about 0.5 billion families_______5G terminals by 2025， when there is a sharp drop in price．（ ）
A．have used B．will have used
C．will be using D．are using
9．﹣﹣What did our art teacher say just now？
﹣﹣He hopes when we come back to school next week，we_________the manual art and have something to present．（ ）
A．has done B．are doing
C．will be doing D．will have done
10．﹣﹣﹣Sorry， sir， but I'm still very concerned about my daughter．
﹣﹣﹣Relax． You'll be glad to see she _____to her new life the next time you come．（ ）
A．accommodated
B．has accommodated
C．will be accommodating
D．will have accommodated
11．﹣May I speak to your manager at three o'clock tomorrow afternoon？
﹣I'm sorry． He ________ to Shanghai by then．（ ）
A．will have flown B．had flown
C．can have flown D．has flown
12．By the time when the course comes to an end， _____ a lot about computer．（ ）
A．we'll have learned B．we'll learn
C．we're leaning D．we have learned
13．﹣I hear that Jean is planning to buy a car．
﹣I know． By next month， she_______enough for a used one．（ ）
A．will have saved B．will be saving
C．has saved D．saves
14．By the time Jane gets home，her aunt ________for London to attend a meeting．（ ）
A．will leave B．leaves
C．will have left D．left
15．﹣Kevin， time for the next destination!
﹣No hurry! Another 15 minutes and we _____all the exhibition rooms of the museum．（ ）
A．am exploring B．have explored
C．will explore D．will have explored
16．The students have decided on a final date by which everyone reading the books assigned by their professor．（ ）
A．finishes B．finished
C．have finished D．will have finished
17．﹣Can I speak to Mr． Johnson at 4 o'clock this afternoon？
﹣I'm afraid not． He _______ to the conference by then．（ ）
A．has gone B．is going
C．will have gone D．would have gone
18．Tom says he successfully in three marathons by the time he finishes this one．（ ）
A．will run B．will have run
C．has run D．runs
19．Whenever I think about the day to come when I my goal， I am so filled with happiness that I start crying．（ ）
A．would achieve B．have achieved
C．am achieving D．will have achieved
20．By the time the fans hurry to the airport， the superstar ．（ ）
A．has left B．had left
C．will have left D．will leave
21．When you________on holiday in California next summer， please take more photos of it for me．（ ）
A．are B．will be
C．will have been D．would be
22．This January will be very precious for us by which time we________ reviewing Senior Book I．（ ）
A．will finish B．will have finished
C．have finished D．will be finished
23．By the end of next July，this building_________ .（ ）
A．will be finished
B．will have finished
C．will have been finished
D．will finish
24．﹣ Are you going to the cinema tonight？
﹣ Yes， I think I _______ my work by then．（ ）
A．will finish B．finish
C．am going to finish D．will have finished
25．Hopefully in 2025 we will no longer be e﹣mailing each other， for we _______ more convenient electronic
communication tools by then．（ ）
A．have developed B．had developed
C．will have developed D．developed
26．﹣ How are you getting along with your presentation？
﹣ Almost ready， and I ______ all I am supposed to．（ ）
A．did B．had done
C．have done D．shall have done
27．By the time I graduate， I ______ in Bashu Secondary School for six years．（ ）
A．will stay B．will have stayed
C．have stayed D．had stayed
28．﹣Daniel， you have a well﹣paid job!
﹣Eh， not had． I have to quit my job this September because of my further study， by when I for more than 2 years．（ ）
A．have worked B．worked
C．will be working D．will have worked
29．He English for eight years by the time he_________ from the university next year．（ ）
A．will have learnt； will graduate
B．will have learnt； graduates
C．will learn； will have graduated
D．will learn； is to graduate
30．﹣Will you take over at the next service area？ I want a short rest．
﹣Sure． You _______ for over four hours by then．（ ）
A．have driven
B．have been driving
C．will be driving
D．will have been driving
31．When the famous pianist turns thirty， he ______ the piano for more than twenty years．（ ）
A．plays
B．will play
C．has been playing
D．will have been playing
32．Please wear your best clothes on Monday，as your class photos ______ then．（ ）
A．will take B．will be taken
C．have taken D．have been taken
33．﹣I hope you'll make good efforts while I'm away．
﹣Be assured!You'll be amazed at what ________ accomplished when you get back．（ ）
A．will have been B．has been
C．was D．would be
34．﹣Darling， my routine meeting ends at 8：00 pm． when， I suppose， you dinner．
﹣But I can wait．（ ）
A．will have B．have had
C．will have had D．are having
35．I hope when you come tomorrow， you _____ the reading and have something to share．（ ）
A．did B．are doing
C．will be doing D．will have done
36．﹣Did you finish your composition in the exam？
﹣Given five more minutes，I ________ it for sure．（ ）
A．would finish B．were to finish
C．would have finished D．had finished
37．﹣It's a complete mess． Where are the kitchen table tops？
﹣At the back． We ________ them by 7 pm this evening．（ ）
A．are placing B．have placed
C．will be placing D．will have placed
38．Don't worry about the work． By the time you get back from your vacation， we _________ care of everything．（ ）
A．will have taken B．take
C．have been taking D．are taking
39．﹣You've got over 30 new books．How long will they take you？
﹣Usually I read three a month．I them all before the end of this year． （ ）
A．will have read B．am reading
C．have read D．read
40．By the end of this year the production of this factory _____ by more than 35%， _____ with that of last year．（ ）
A．will have risen； compared
B．had risen； compared
C．will be rising； comparing
D．had risen； comparing
41．The meeting a full week by the time it ends．（ ）
A．had lasted B．will have lasted
C．would last D．has lasted
42．Hopefully，with the advance of technology，humans to solve many difficult problems facing us now．（ ）
A．will have learnt B．have learnt
C．would learn D．learn
43．﹣﹣﹣I didn't expect that the project would be so complex and time﹣consuming．
﹣﹣﹣Nor did I．By this evening，it _____ longer than all the previous ones combined．（ ）
A．will last B．has last
C．has been lasting D．will have lasted
44．By the time you arrive in London，we_____in Europe for two weeks．（ ）
A．shall stay B．have stayed
C．will have stayed D．have been staying
45．By the time he leaves university，he ___ much work experience so long as he takes a part﹣time job．（ ）
A．will have gained B．has gained
C．may have gained D．will gain
46．I am sorry that I can not meet you at the airport． I _____ Changsha by the time you come back from abroad．（ ）
A．am leaving B．will leave
C．will have left D．have left
47．﹣﹣﹣ Mum， shall we pay a visit to the UK next week？
﹣﹣﹣ It's no hurry． We'd better wait till June 9th． Your brother _______ his exam by then．（ ）
A．will have B．will be having
C．will have had D．has had
48．We ________ our new restaurant in Manhattan by the time you visit us in New York．（ ）
A．had opened B．will have opened
C．would open D．have opened
49．By the time you come back，I _____________，so please make no noise when you come in．（ ）
A．have been sleeping B．shall have slept
C．shall sleep D．shall be sleeping
50．By the time you finish this book，your meal ________ cold．（ ）
A．gets B．has got
C．will have got D．is getting
参考答案与试题解析
1．It is reported that by the end of this year，the import of fruit and seafood _______ by about 10% because of the pandemic of coronavirus.（ ）
A．has decreased B．will have decreased
C．will be decreased D．has been decreasing
【分析】据报道，到今年年底，由于冠状病毒大流行，水果和海鲜的进口将减少约10%。
【解答】根据句意及分析句子可知，句中时间状语by the end of this year表示在将来某一时间之前完成的动作，并往往对将来某一时间产生影响，应用将来完成时。故选：B。
【点评】熟练掌握完成时态的用法。
2．I promise I ______ all the money I owe you by the end of next month.（ ）
A．pay back B．will have paid back
C．have paid back D．had paid back
【分析】我保证到下个月底把我欠你的钱都还了。
【解答】根据句意理解及句中的by the end of next month（到下个月底），可知事情发生在过去，到现在，并要持续到将来，所以要使用一般将来时的完成时。
故选：B。
【点评】要注意理解句意，把握时间点及时间段，才能准确运用时态。
3．She has been studying here for five years and by the end of next summer she ________．（ ）
A．will graduate B．will be graduating
C．will be graduated D．will have graduated
【分析】她已经在这里学习五年了到明年夏末她将已经毕业了．
【解答】答案：D．考查将来完成时的用法．根据时间状语by the end of next summer表明将来某个时间已经做某事，应该用将来完成时．
故选：D。
【点评】本题考查动词时态，by"到…时候为止"和完成时搭配，接将来时间用将来完成时，和过去时间搭配用过去完成时．
4．By the time your habit of managing time is developed， you__________better decisions about how to spend your time in your future career．（ ）
A．will have made B．will be made
C．are to make D．have been making
【分析】当你管理时间的习惯养成后，你会对如何在未来的职业生涯中度过时间做出更好的决定．
【解答】答案：A 考查动词的时态．By the time 到……时候为止，从句用一般现在时来表示将来的动作，表示"到将来的某个时候为止"，主句通常用将来完成时．A项符合题意．
故选：A．
【点评】本题考查动词的时态．在理解语境的基础上，熟知不同时态所对应的标志词及题干中暗含的时态信息，注意前后时态呼应，从而作出正确选择．
5．When you have finished the report， believe it or not， I___________for about 3 hours．（ ）
A．will be waiting B．waited
C．will have waited D．have waited
【分析】信不信由你，你写完报告后，我将已经等了大约3个小时．
【解答】本题考查将来完成时．根据句意和结构可知when引导时间状语从句，使用现在完成时，根据主将从现原则，主句用将来范畴的时态，排除BD；根据for 3 hours可知用将来完成时．
故选：C．
【点评】时态是动词的一种形式，分为时间和状态．时间即过去、现在、未来．状态即有一般状态、进行状态、完成状态、完成进行状态．它是表示行为、动作、状态在各种时间条件下的动词形式．
6．On her next birthday， Ann___________ married for twenty years．（ ）
A．will have been B．is
C．has been D．will be
【分析】在她的下一个生日，安将结婚二十年．
【解答】答案：A．考查时态．句意：在她的下一个生日，安将结婚二十年．根据时间状语，在她的下一个生日，可以判断本句是将来时态的句子，已经结婚而是年了，应该用将来时完成时，所以A选项符合．
故选：A．
【点评】时态题的考查关键是抓住句子的上下文含义和句中的时间状语．要根据时间状语来选择合适的时态，在平时的学习中要注意积累有关时态的用法和各种时态的特殊之处．
7．By the time Mike retires from the army， his son ______ from college．（ ）
A．graduates B．has graduated
C．had graduated D．will have graduated
【分析】迈克退役时，他的儿子已经大学毕业了．
【解答】本题考查动词时态．根据句意和结构可知by the time后面的从句用一般现在时，主句使用将来完成时．
故选：D．
【点评】将来完成时用来表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time引导的现在时的从句连用．
8．It is estimated that hopefully about 0.5 billion families_______5G terminals by 2025， when there is a sharp drop in price．（ ）
A．have used B．will have used
C．will be using D．are using
【分析】据估计大约有五亿个家庭到2025年将使用5G终端，届时价格将大幅下降．
【解答】根据句中的时间状语by 2025可知，by后接将来时间，应该用将来完成时态，即：will have done形式．
故选：B。
【点评】"by the time "是"到…时间为止"的意思． by+时间，三种用法：
1，by now / up to now / so far，用现在完成时；
2，by+过去某个时间点，用过去完成时；
3，by+将来某个时间点，用将来完成时．
9．﹣﹣What did our art teacher say just now？
﹣﹣He hopes when we come back to school next week，we_________the manual art and have something to present．（ ）
A．has done B．are doing
C．will be doing D．will have done
【分析】一我们的美术老师刚才说了什么 ？
一他希望当我们下周回到学校时，我们已经完成了手工艺术，并有东西可以展示．
【解答】根据句意，结合上文next week以及后文and have something to present可知，表示在将来时间（next week）之前已完成的动作，并往往对将来某一时间产生影响应该用将来完成时．
故选：D．
【点评】一、将来完成时的结构
shall/will have+过去分词
二、将来完成时用法、定义详细讲解
1、表示将来某时之前或某动作发生之前已经完成的动作．
I shall have finished it by next Friday．到下周五我就把完成了．
She will have written it tomorrow at noon．明天中午她就会写好了．
2、表示一个持续到将来某时或某动作发生之前的动作．
By next Monday，she will have studied here for three years．到下周一，她在这里学习就要满3年了．
3、表示对现在或将来可能已经完成动作的推测，对过去实况的推测．
He is a somebody now．He will have forgotten his old friends．他现在是个要人了，可能把老朋友都忘了．
You'll have heard that China will launch another spaceship．中国将要发射另一艘宇宙飞船，你可能已经听说了．
10．﹣﹣﹣Sorry， sir， but I'm still very concerned about my daughter．
﹣﹣﹣Relax． You'll be glad to see she _____to her new life the next time you come．（ ）
A．accommodated
B．has accommodated
C．will be accommodating
D．will have accommodated
【分析】﹣﹣﹣对不起，先生，但我还是很担心我的女儿．
﹣﹣﹣别紧张．下一次你来的时候你会很高兴看到她已经适应了她新的生活．
【解答】根据句意和结构可知这句话使用the next time引导时间状语从句，根据主将从现的原则可知排除AB，根据句意：她已经适应了她新的生活，可知这里表示将来已经发生的事情，用将来完成时态．
故选：D．
【点评】将来完成时用来表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time引导的现在时的从句连用．
11．﹣May I speak to your manager at three o'clock tomorrow afternoon？
﹣I'm sorry． He ________ to Shanghai by then．（ ）
A．will have flown B．had flown
C．can have flown D．has flown
【分析】﹣﹣我可以在明天下午三点和你的经理打电话吗？
﹣﹣不好意思．到那时他将已经飞去上海了．
【解答】由时间状语by then"到那时"，then指的是tomorrow afternoon，可知表示的是将来某一时间将会完成的动作，因此使用将来完成时will have done的形式．
故选：A．
【点评】考查句子时态，要分析句子结构，根据语境对答案进行确定．
12．By the time when the course comes to an end， _____ a lot about computer．（ ）
A．we'll have learned B．we'll learn
C．we're leaning D．we have learned
【分析】到课程结束为止，我们将已经学到很多关于电脑的知识．
【解答】本题考查将来完成时态．"by the time "是"到…时间为止"的意思，句子一般用相关的完成时态．By the time the course comes to an end 是"到这个课程结束为止（但现在还没有结束）"，从句用一般现在时表示将来时间．所以本题应该用将来完成时态． 故选：A．
【点评】"by the time "是"到…时间为止"的意思． by+时间，三种用法：1，by now / up to now / so far，用现在完成时；2，by+过去某个时间点，用过去完成时；3，by+将来某个时间点，用将来完成时．
13．﹣I hear that Jean is planning to buy a car．
﹣I know． By next month， she_______enough for a used one．（ ）
A．will have saved B．will be saving
C．has saved D．saves
【分析】我听说简计划买一辆车．
﹣﹣我知道．到下个月，她就攒够买辆二手车的钱了．
【解答】答案：A 考查将来完成时．by+现在时间，主句用现在完成时；by+将来时间，主句用将来完成时；by+过去时间，主句用过去完成时．by next month"到下个月"为表示将来时间的短语，所以主句要用将来完成词．
故选：A．
【点评】单项选择题考查内容广泛，涉及词汇、语法、习语、日常用语等．在有限的题量中注意知识的覆盖面，设计特定的语境综合考查学生在一定的语境中运用语言知识的能力
14．By the time Jane gets home，her aunt ________for London to attend a meeting．（ ）
A．will leave B．leaves
C．will have left D．left
【分析】等Jane到家时，她的姑姑将已经动身去伦敦参加会议了．
【解答】答案 C．
Jane 还未回到家，当她回到家时那是一个将来时，而"By the time"表示"在…以前"，所以句意为"当Jane在将来的某个时间回到家以前，她的aunt会怎样？"从选项可知，她的aunt一定是离开去伦敦参加一个会议．根据句意可知，描述的是将来某一时刻前已完成的动作，将来某一时刻前已完成的动作，应用将来完成时，其结构为"will have done"．因此C项符合语境，
故选：C．
【点评】本题考查时态和语态
英语中的时态主要由动词的形式决定，因此在学习英语时态时，要注意分析动词形式及具体语境，想象在那个特定的时间动作所发生的背景，这个动作是经常性动作、一般性动作、进行性动作、完成性动作还是将要发生的动作．语态是动词的一种形式，表示主语和谓语动词之间的逻辑关系，被动语态表示主语是谓语动词所表示的动作的承受者．
15．﹣Kevin， time for the next destination!
﹣No hurry! Another 15 minutes and we _____all the exhibition rooms of the museum．（ ）
A．am exploring B．have explored
C．will explore D．will have explored
【分析】﹣﹣凯文，是去下一个目的地的时间了
﹣﹣﹣别着急，再有15分钟我们就能把这个博物馆所有的展室都看完了．
【解答】D此题考查将来完成时．将来完成时的概念是到将来某个时刻已经完成的动作或状态．此题的时态语境是再过15分钟，到那时我们就已经看完了所有展室，也就是表达将来已经完成的动作．而A表示现在进行的动作．B．现在已经完成的动作．C一般将来时，将要发生的动作但不能表示将来已经完成的动作．
故选：D．
【点评】此题考查将来完成时，此题的关键是揣测谓语动词发生的时间，最大的干扰项是C，主要在于区分一般将来时和将来完成时．
16．The students have decided on a final date by which everyone reading the books assigned by their professor．（ ）
A．finishes B．finished
C．have finished D．will have finished
【分析】学生们定了一个最后的日子，到那一天每个人将读完教授布置的读书任务．
【解答】D 考查将来完成时．本句中，学生们确定了一个将来的时间"a final day"，后加定语从句，从句中有 by which， 可知是截止到那一天，两者结合确定时态是将来完成时， will have done．
故选：D．
【点评】考查将来完成时时．根据时间状语或上下文语境，确定使用哪种时态．
17．﹣Can I speak to Mr． Johnson at 4 o'clock this afternoon？
﹣I'm afraid not． He _______ to the conference by then．（ ）
A．has gone B．is going
C．will have gone D．would have gone
【分析】﹣﹣今天下午4点我能和约翰逊先生通话吗？
﹣﹣恐怕不行，到时候他将已经去开会了．
【解答】本题考查时态．根据句意和 by then（by 4 o'clock this afternoon）可知这里是表示将来已经发生的事情，用将来完成时．
故选：C．
【点评】本题考查时态．注意通过上下文语境中判断动作发生的时间．
18．Tom says he successfully in three marathons by the time he finishes this one．（ ）
A．will run B．will have run
C．has run D．runs
【分析】汤姆说，等他跑完这场马拉松时，他已经跑了三场了．
【解答】考查将来完成时．根据by the time he finishes this one可知是将来完成时．
故选：B．
【点评】将来完成时用来表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time引导的现在时的从句连用．
19．Whenever I think about the day to come when I my goal， I am so filled with happiness that I start crying．（ ）
A．would achieve B．have achieved
C．am achieving D．will have achieved
【分析】每当我想到有一天我会实现我的目标，我就充满了幸福，我开始哭泣．
【解答】答案：D 考查将来完成时．这是一个定语从句，先行词是the day ，在从句中做状语，根据to come可知是截止到将来完成的动作，所以要用将来完成时．
故选：D。
【点评】本题考查动词时态．根据句意和句中所给的时间状语判断应该使用什么时态．
20．By the time the fans hurry to the airport， the superstar ．（ ）
A．has left B．had left
C．will have left D．will leave
【分析】等球迷们赶到机场时，这位巨星就要离开了。
【解答】根据从句中时间状语By the time及hurry可知，主语表示在将来某一时间以前已经完成或一直持续的动作，要用将来完成时。C项正确。A项：现在完成时；B项：过去完成时；D项：一般将来时。
故选：C。
【点评】解答此类问题要了解各种时态的基本含义，并区别各种时态之间的差异，了解某些时态的特殊用法，然后结合语境选择正确答案。
21．When you________on holiday in California next summer， please take more photos of it for me．（ ）
A．are B．will be
C．will have been D．would be
【分析】当你明年在加利福尼亚度假的时候，请给我多拍点那的照片．
【解答】答案：A．时间状语从句和条件状语从句中，主句用将来（一般将来或祈使句或情态动词），从句用现在表示将来．故正确答案为A．
故选：A．
【点评】解答此类问题要了解各种时态的基本含义，并区别各种时态之间的差异，了解某些时态的特殊用法，然后结合语境选择正确答案．
22．This January will be very precious for us by which time we________ reviewing Senior Book I．（ ）
A．will finish B．will have finished
C．have finished D．will be finished
【分析】这个一月将对我们来说是非常珍贵的，到那个时候我们将复习完高中第一本书．
【解答】B，考查将来完成时，根据by which time可知指的是到将来某个时间将完成的动词，使用将来完成时will have done的形式．
故选：B．
【点评】考查时态的运用，句中有明显的时间状语时，要通过其来判断使用的时态．
23．By the end of next July，this building_________ .（ ）
A．will be finished
B．will have finished
C．will have been finished
D．will finish
【分析】到今年7月为止，这个建筑将已经被完成。
【解答】介词短语by the end of..意为"到...末为止"，通常和完成时连用，如果后面接将来时间，要和将来完成时连用，如果接过去时间，要和过去完成时连用。本句next July表示将来时，所以要与将来完成时连用。而且主语this building与动词finish构成被动关系，所以使用将来完成时的被动语态。
故选：C。
【点评】将来完成时用来表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time引导的现在时的从句连用。
24．﹣ Are you going to the cinema tonight？
﹣ Yes， I think I _______ my work by then．（ ）
A．will finish B．finish
C．am going to finish D．will have finished
【分析】﹣你今晚去看电影吗？﹣会的，我认为到那时我将会完成我的工作．
【解答】答案：D考查将来完成时．根据Are you going to the cinema tonight？可知此处用将来时； 由by then可知用完成时，综合以上分析，will have finished符合题意，
故选：D．
【点评】根据句子大意，分析句子结构，特别找出时间状语，确定动词时态，最终得出最佳答案．
25．Hopefully in 2025 we will no longer be e﹣mailing each other， for we _______ more convenient electronic
communication tools by then．（ ）
A．have developed B．had developed
C．will have developed D．developed
【分析】到2025年，我们很有希望不再相互发送电子邮件，因为那时我们将会有更便利的电子交流工具．
【解答】根据句末的时间状语by then可知，这里指的是by 2025，截止到将来的某个时间为止，所以用将来完成时态．
故选：C．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态；同时关注动词的语态，理清不同时态的被动语态的形式以及主语和谓语动词之间的关系，做出合理的判断．
26．﹣ How are you getting along with your presentation？
﹣ Almost ready， and I ______ all I am supposed to．（ ）
A．did B．had done
C．have done D．shall have done
【分析】你的简报进展如何？
﹣差不多准备好了，我会做我应该做的一切
【解答】考查时态．句意：你的简报进展如何？﹣差不多准备好了，我会做我应该做的一切．可以判断本句是将来时，A、B、C都不是将来时，所以最佳答案是D．
故选：D。
【点评】虚拟语气是高考经常考查的内容，也是英语学习中的一个难点．虚拟语气用于表示说话人的假想、建议或主观愿望，所表示的假设并不是事实，而是不可能或是不大可能发生或实现的，除了掌握if条件句引导的虚拟语气之外，还要掌握一些与虚拟语气有关的固定句型结构，首先，判断是否需要使用虚拟．其次，结合虚拟语气句式，判断需使用何种时态及句式是解题的关键．
27．By the time I graduate， I ______ in Bashu Secondary School for six years．（ ）
A．will stay B．will have stayed
C．have stayed D．had stayed
【分析】到我毕业时，我在巴蜀二中呆了六年了．
【解答】考查将来完成时态．根据从句By the time I graduate可知，是指将来的时间，而连词词组By the time 要用完成时态，综合来看，要用将来完成时态．故选B项．A项：一般将来时；C项：现在完成时；D项：过去完成时．
故选：B．
【点评】解答此类问题要了解各种时态的基本含义，并区别各种时态之间的差异，了解某些时态的特殊用法，然后结合语境选择正确答案．
28．﹣Daniel， you have a well﹣paid job!
﹣Eh， not had． I have to quit my job this September because of my further study， by when I for more than 2 years．（ ）
A．have worked B．worked
C．will be working D．will have worked
【分析】﹣丹尼尔，你有一份待遇优厚的工作！
﹣嗯，没有．我必须在今年九月辞去我的工作，因为我会继续学习，届时我将已经工作了2年．
【解答】考查时态．根据句意可知by then指的是by this September，表示到将来某个时间为止的时间，和将来完成时搭配．
故选：D．
【点评】本题考查动词时态，有时间条件状语从句的时候，注意使用主将从现，用一般现在时代替一般将来时，现在完成时代替将来完成时．
29．He English for eight years by the time he_________ from the university next year．（ ）
A．will have learnt； will graduate
B．will have learnt； graduates
C．will learn； will have graduated
D．will learn； is to graduate
【分析】截止到他明年大学毕业为止，他已经学了八年英语了．
【解答】考查将来完成时．句意：截止到他明年大学毕业为止，他已经学了八年英语了．"next year"是表示将来的时间状语" by the time "引导了一个时间状语从句．分析句子结构和句意可知，本句考查了"主将从现原则"，排除AC选项；又因主句中"for eight years "短语是完成式的特征，排除D选项．
故选：B．
【点评】将来完成时的用法
1． 表示"将来完成"即表示到将来某个时间为止势必会完成或预计要完成的动作．如：
When we get there， she'll have gone to work． 我们到那里时她会已上班去了．
I expect you will have changed your mind by tomorrow． 我预料到明天你就会改变主意了．
2． 表示"持续" 即表示某种状况将一直持续到说话人所提及的某一将来时间．如：
We will have been married a year on June 25th． 到6月25日我们俩结婚就满1年了．
By this time next week， I will have been working for this company for 24 years． 到下星期此刻，我就已经为该公司干了24年了．
30．﹣Will you take over at the next service area？ I want a short rest．
﹣Sure． You _______ for over four hours by then．（ ）
A．have driven
B．have been driving
C．will be driving
D．will have been driving
【分析】﹣﹣你在下一个服务区接着开好吗？我想休息一小会儿．
﹣﹣当然可以．到那时你已经开了四个多小时了．
【解答】答案是D．本题考查将来完成进行时；by 表示"到……时候为止"；往往与完成时连用；到现在为止，用现在完成时；到过去某一时间为止，用过去完成时；到将来某一时间为止，用将来完成时；到达下一个服务区是将来，所以本题中then是指将来；需要将来完成时，且语境中指动作一直在进行，没有间断，故需要将来完成进行时，答案是D．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态；同时关注动词的语态，理清不同时态的被动语态的形式以及主语和谓语动词之间的关系，做出合理的判断．
31．When the famous pianist turns thirty， he ______ the piano for more than twenty years．（ ）
A．plays
B．will play
C．has been playing
D．will have been playing
【分析】当这个著名的钢琴家30岁的时候，他将已经弹钢琴20多年了．
【解答】本题考查时态．根据句意和结构可知这句话使用主将从现，排除AC，因为30岁的时候，已经弹钢琴有20年了，用将来完成进行时．
故选：D．
【点评】本题考查动词时态．根据句意和句中所给的时间状语判断应该使用什么时态．
32．Please wear your best clothes on Monday，as your class photos ______ then．（ ）
A．will take B．will be taken
C．have taken D．have been taken
【分析】请在周一穿上你们最好的衣服，因为那时你们要拍班级集体照．
【解答】答案是B．本题考查将来时；题干中的then指的是即将到来的周一，是将来的时间；photos与take之间是被动关系，故用将来时的被动语态，答案选B．
故选：B．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态，同时关注特殊的结构．
33．﹣I hope you'll make good efforts while I'm away．
﹣Be assured!You'll be amazed at what ________ accomplished when you get back．（ ）
A．will have been B．has been
C．was D．would be
【分析】﹣﹣我希望在我离开的这段时间里你们要好好努力工作．
﹣﹣放心．当你回来的时候会很吃惊的发现我们所完成的成就．
【解答】答案：A．
此处表示当你回来的时候（这个时间点是在将来的一个时间点），已经完成的动作或已经对动作产生的一定的影响，即此处的完成的任务让你感到惊讶，故用将来完成时，而what和accomplish之间为逻辑上的动宾关系，所以用被动语态．因此为将来完成时的被动语态，答案为A．
故选：A。
【点评】对于时态的运用要分清句子的发生的时间，结合句子的语境要选择适当的时态，并明白句中的逻辑关系．
34．﹣Darling， my routine meeting ends at 8：00 pm． when， I suppose， you dinner．
﹣But I can wait．（ ）
A．will have B．have had
C．will have had D．are having
【分析】﹣﹣亲爱的，我的常规回应将在晚上八点结束，那时我想你应该也吃完晚饭了吧．
﹣﹣但是我可以等．
【解答】分析句子的结构和后面的But I can wait可知，when引导的时间状语从句中表达的是将来的事实，所以用将来完成时．
故选：C。
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态，同时关注特殊的结构．
35．I hope when you come tomorrow， you _____ the reading and have something to share．（ ）
A．did B．are doing
C．will be doing D．will have done
【分析】我希望当你明天来的时候，你将已经完成阅读有东西可以分享．
【解答】根据句意和时间状语从句when you come tomorrow，可知根据主将从现的原则，主句应该是将来范畴的时态，再根据have something to share可知应该已经读过了．也就是用将来完成时．
故选：D．
【点评】本题考查将来完成时．顾名思义，这个时态表示"将来某个时间已经做了某事"，要根据语境解答．
36．﹣Did you finish your composition in the exam？
﹣Given five more minutes，I ________ it for sure．（ ）
A．would finish B．were to finish
C．would have finished D．had finished
【分析】﹣你考试中完成了作文吗？
﹣要是再多给几分钟，我一定能做完．
【解答】答案：C
根据题干中"Given five more minutes"可知此处为"if I had been given more minutes"的省略表达，表示对过去的虚拟"如果给我更多时间"，表示对过去虚拟的主句为"would have done"，应使用完成时，故此题正确选项为C．
故选：C。
【点评】此题考查现在完成时的用法，根据上下文判断此处应使用的时态，应注意虚拟语气的时态．
37．﹣It's a complete mess． Where are the kitchen table tops？
﹣At the back． We ________ them by 7 pm this evening．（ ）
A．are placing B．have placed
C．will be placing D．will have placed
【分析】﹣﹣一片混乱，餐桌的桌面在哪儿？
﹣﹣在后面，到今天晚上7点钟的时候我们就会放置好餐桌面．
【解答】D此题考查将来完成时．将来完成时表示在将来某一时间以前已经完成的动作或处于的状态．本题的题意为到今天晚上7点钟的那个时候我们已经放好了桌子，表示的是将来的某时（7点钟之前）已经做好了某事．所以用将来完成时．而A项 C项表示的是某个时间点正在进行的动作．C项表示的是现在已经做完了，均不符题意．
故选：D．
【点评】此题考查时态．做对时态题的关键在于揣测语境中谓语动词发生的时间．
38．Don't worry about the work． By the time you get back from your vacation， we _________ care of everything．（ ）
A．will have taken B．take
C．have been taking D．are taking
【分析】不要忧虑这份工作，到你度假回来时，我们把一切都将弄好了．
【解答】A 本题考查将来完成时．将来完成时表示：在将来某一时间之前已完成的动作．据本题意可知到你将来度假回来那个时候 我们的take care of everything 的动作已经做完了，因此应用将来完成时．而B表示现在的状况，C表示从过去到现在还在一直进行的动作．D表示正在进行的动作均不符合题意．
故选：A．
【点评】此题考查将来完成时．重点在于体会语境中的动词发生的时间和各种时态的构成形式．
39．﹣You've got over 30 new books．How long will they take you？
﹣Usually I read three a month．I them all before the end of this year． （ ）
A．will have read B．am reading
C．have read D．read
【分析】﹣﹣你已经购买了10好几本新书了．这些书你要多久才能读完？
﹣﹣通常我三个月读一本．在今年年底我将会读完．
【解答】根据前者中的第二句话可知，读这些书是将来的动作，所以用将来时，而根据时间状语before the end of this year可知，应该使用将来完成时表示截止到今年年底前将要完成的事情．
故选：A．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态，同时关注特殊的结构．
40．By the end of this year the production of this factory _____ by more than 35%， _____ with that of last year．（ ）
A．will have risen； compared
B．had risen； compared
C．will be rising； comparing
D．had risen； comparing
【分析】到今年年末这个工厂今年的产量和去年相比增长了超过百分之三十五．
【解答】答案：A 考查将来完成时． by+现在时间，主句用现在完成时；by+将来时间，主句用将来完成时；by+过去时间，主句用过去完成时．By the end of this year "到今年年末"为表示将来时间的短语，所以主句要用将来完成词．排除A．B．C；且the production和compare之间是被动关系．
故选：A．
【点评】单项选择题考查内容广泛，涉及词汇、语法、习语、日常用语等．在有限的题量中注意知识的覆盖面，设计特定的语境综合考查学生在一定的语境中运用语言知识的能力．
41．The meeting a full week by the time it ends．（ ）
A．had lasted B．will have lasted
C．would last D．has lasted
【分析】到它结束的时候，会议将持续一整星期．
【解答】本题考查时态．根据句意和结构可知这里使用主将从现，而且和by the time搭配的主句用完成时态．
故选：B．
【点评】本题考查时态．根据句子的时间状语判断还有要结合句意理解，判断是否使用被动语态．
42．Hopefully，with the advance of technology，humans to solve many difficult problems facing us now．（ ）
A．will have learnt B．have learnt
C．would learn D．learn
【分析】随着技术的进步，人类有希望学会解决我们现在面临的难题．
【解答】答案是A．
本题考查将来完成时；将来完成时可以表示根据某情况作出的推测．本题中指根据技术进步的状况推测将来人类能够解决现在的难题，故选A．
【点评】对时态的选择，要在把握时态的基本用法的基础上，根据具体语境和题干中的时间推断时态，同时关注特殊的结构．
43．﹣﹣﹣I didn't expect that the project would be so complex and time﹣consuming．
﹣﹣﹣Nor did I．By this evening，it _____ longer than all the previous ones combined．（ ）
A．will last B．has last
C．has been lasting D．will have lasted
【分析】﹣﹣﹣我没想到这个项目会这么复杂和耗时．﹣﹣﹣我也没有．到今晚为主，它将比以往所有项目所需时间总和都长．
【解答】答案：D 考查将来完成时．根据I didn't expect that the project would be so complex and time﹣consuming可知，这个项目没有完成，用将来时；By this evening可知用完成时，结合以上分析，动词时态用将来完成时符合题意，
故选：D．
【点评】根据句子大意，分析句子结构，注意具有多种时态混合的情况，通过分析判断选项内容，最后得出最佳答案．
44．By the time you arrive in London，we_____in Europe for two weeks．（ ）
A．shall stay B．have stayed
C．will have stayed D．have been staying
【分析】你到达伦敦的时候，我们都在欧洲呆两周了．
【解答】答案：C
句中by the time you arrive in London表示到将来的某个时间为止，是将来完成时态的时间状语，表示在将来的某个时间之前已经发生或完成的动作．
故选：C．
【点评】将来完成时是用在表示在将来某一时间以前已经完成或一直持续的动作．经常与before+将来时间或by+将来时间连用，也可与before或by the time短语引导的现在时的从句连用．
45．By the time he leaves university，he ___ much work experience so long as he takes a part﹣time job．（ ）
A．will have gained B．has gained
C．may have gained D．will gain
【分析】到他大学毕业时，只要他从事一份兼职工作，他将会获得大量的工作机会．
【解答】答案：A．
根据句中的时间状语By the time he leaves university可知，这是截止到将来的某个时刻已经发生的动作，所以用将来完成时；故选A．
【点评】本题考查将来完成时，表示截止到将来的某个时间点已经完成的动作，做题时，要把握句中时间状语by the time he leaves university这一特点，结合句意，选择正确的时态．
46．I am sorry that I can not meet you at the airport． I _____ Changsha by the time you come back from abroad．（ ）
A．am leaving B．will leave
C．will have left D．have left
【分析】对不起，我不能在机场接你．你从国外回来时我已经离开长沙了．
【解答】答案：C 考查将来完成时．根据"by the time you come back from abroad"可知要用将来完成时．
故选：C．
【点评】高考英语试题常考查动词的辨析用法和常用时态，即一般现在时、一般过去时、一般将来时、现在进行时和现在完成时五种时态是考查的重点．有时间条件状语从句的时候，注意使用主将从现，用一般现在时代替一般将来时，现在完成时代替将来完成时．
47．﹣﹣﹣ Mum， shall we pay a visit to the UK next week？
﹣﹣﹣ It's no hurry． We'd better wait till June 9th． Your brother _______ his exam by then．（ ）
A．will have B．will be having
C．will have had D．has had
【分析】﹣﹣妈妈，我可以下周去英国吗？﹣﹣不急．我们最好等到六月九日．届时你哥哥将已经考完试了．
【解答】根据句意可知by then指的是by June 9th，指将来某个时间将完成某事，用将来完成时．
故选：C．
【点评】本题考查动词时态，有时间条件状语从句的时候，注意使用主将从现，用一般现在时代替一般将来时，现在完成时代替将来完成时．
48．We ________ our new restaurant in Manhattan by the time you visit us in New York．（ ）
A．had opened B．will have opened
C．would open D．have opened
【分析】当你在纽约见到我们时，我们将会在曼哈顿开一家新饭店．
【解答】答案：B．
根据句子中的时间状语by the time you visit us in New York可知，截止到你在纽约见到我们时，指的是将来的某个时刻，所以使用一般将来时，又根据句意"我们将会在曼哈顿开一家新饭店"可知，届时饭店已经开起来了，所以为完成时；综合来说用将来完成时最合适；故选B．
【点评】本题考查将来完成时，表示截止到将来的某个时间点已经完成的动作，做题时，要把握句中时间状语by the time you visit us in New York这一特点，结合句意，选择正确的时态．
49．By the time you come back，I _____________，so please make no noise when you come in．（ ）
A．have been sleeping B．shall have slept
C．shall sleep D．shall be sleeping
【分析】到你回来时，我都已经睡了．所以请别发出噪音．
【解答】答案：B
根据句子里时间状语"By the time you come back"意为"到你回来时"，表示一个到将来某时刻为止的动作，句子时态需用将来完成时，即will+have done．
【点评】考查时态．考生需掌握by+时间状语的不同时态选用．如：by+过去时，时态用had done；by+现在时，时态用have done；by+将来时，时态用will+have done．
50．By the time you finish this book，your meal ________ cold．（ ）
A．gets B．has got
C．will have got D．is getting
【分析】到你看完这本书的时候，你的饭菜将已变冷了．
【解答】答案：C，考查将来完成时的用法，by the time"到…的之后"，当从句用一般现在时表示将来的动作，主句则用将来完成时，根据语境"到将来你看完这本书，饭菜将已变冷"，故答案为C，A选项为一般现在时，B选项为现在完成时，D选项为现在进行时，均不符合题意．
【点评】考查将来完成时的用法，by the time"到…的之后"，当从句用一般现在时表示将来的动作，主句则用将来完成时，掌握此用法即可选出正确答案．书面同意，不得复制发布