2023中考英语总复习教材同步导学案（学生版）
Units9~10
重点词汇
1.exam(n.)考试; 测试→examine (v.)检查，调查→examination (n.)考试，测试
2.prepare (v.)准备→preparation(n.)准备；准备工作
3.invite (v.)邀请→invitation(n.)邀请；邀请函
4.sad (adj.)（令人）悲哀的；（令人）难过的→sadly(adv.)悲伤地→sadness(n.)悲伤；伤痛
5.surprise(v./n.)惊喜 →surprised ( adj.) 惊奇的；感觉意外的→surprising((adj.)令人吃惊的
6.organize (v.)组织，筹备→organization(n.)组织；机构
7.advice(n.)劝告，建议→advise (v.)劝告，建议
8.normal (adj.)正常的→normally(adv.)
9.certain(adj.)肯定；一定→certainly (adv.)当然，肯定
10.angry (adj.)生气的，发怒的→angrily（adv.)生气地；愤怒地→anger(n.)怒气
11.understand(v.)懂得；领会→understood(过去式/过去分词) →understanding 善解人意的，体谅人的
12.care(v.)关心;照顾→careful(adj.)小心的，细致的→careless (adj.)粗心的，不小心的
重点短语
1.prepare for 为……做准备
2.another time 其他时间；别的时间
3.hang out 闲逛；常去某处
4.look after 照料；照顾
5.the day before yesterday 前天
6.the day after tomorrow 后天
7.turn down 拒绝
8.take a trip 去旅行
9.help out （帮助……）分担工作、解决难题
10.look forward to 盼望；期待
11.hear from 接到（某人的）信、电话等
12.keep …to oneself 保守秘密
13.in half 分成两半
重点句型结构
1.Oh, but Sam isn't leaving until next Wednesday. 哦，但萨姆要一直等到下周三才会离开。
2.I'd love to come to the party, but I’m not available.我很想来参加派对，但我没有空。
3.Bring Ms. Steen to the party without telling her so that she can be surprised.把斯蒂恩女士带到派对上，不告诉她，这样她就可以感到惊讶。
4.If you go to the party, you'll have a great time!如果你去参加派对，你会玩得很开心！
5.Unless we talk to someone, well certainly feel worse.除非我们与某人交谈，否则肯定会感觉更糟。
考点1 prepare的用法
I have to prepare for an exam. 我必须为考试做准备。 (Unit 9p65)
【考点点拨】
prepare for意为“为……做准备”
prepare
prepare sb.sth=prepare sth.for sb.,prepare to do sth.意为“准备做某事”
make preparation for sth.为某事作准备
如：They are preparing for a party.他们正在准备一个聚会。
She prepared us a nice meal.她给我们准备了可口的一餐饭。
He takes out a piece of paper and prepares to write to his parents.他拿出一张纸，准备给父母写信。
【考点连线】
1.【2022内蒙古省包头】11. —You look pretty busy. What’s up
—We ________ for an office party this Friday evening. There will be about thirty people, and I am the organizer.
A. prepare B. have prepared C. are preparing D. were preparing
2.【2021盘锦】6. Students in Class One ________ for the singing competition at the moment.
A. prepare B. are preparing C. prepared D. are going to prepare
考点2 unit的用法
Oh, but Sam isn't leaving until next Wednesday. 哦，但萨姆要一直等到下周三才会离开。
until表示“直到……为止”引导时间状语从句时,其谓语要用现在时表示将来意义。
Will this fish keep until tomorrow 这鱼能搁到明天吗
I won’t leave until he comes back tomorrow.我要等他明天回来后再走.
【拓展】not…until [till]主句动词为终止性动词,其意为“直到……才……”；若主句为持续性动词,其意为“不到……就……”.比较：
They didn’t find her till the next day.他们直到第二天才找到她。
He didn’t wait until I returned.他没等到我回来（没等我回来他就走了）。
【说明】until 与 till 用法相同，只是 until 比 till 稍正式，且在用于句首时多用 until。
【考点连线】
1.【2022天津】13. Before you get off the bus, you should wait ________ it has stopped.
A. until B. but C. because D. so
2.【2022云南省】14. For your safety, you mustn’t get close to the train ________ it stops.
A. while B. when C. since D. until
3.【2022四川省凉山州】32. —Time to go home, Peter.
—Wait a minute. I can’t go home ________ I finish cleaning the hallway.
A. since B. after C. until
4.【2022四川泸州】6. —Peter, how long have you been in the ice skating club
—Not long. I didn’t join the club ________ I enjoyed the 2022 Beijing Winter Olympics.
A. when B. until C. unless D. after
5.【2022湖南省邵阳】6. — Mike, why are you reading outside
— I cannot enter the library ________ it opens.
A. because B. if C. until
考点3 if 的用法
If you go to the party, you'll have a great time! 如果你去参加派对，你会玩得很开心！(Unit 10p73)
If引导条件状语从句 主将从现 If it rains tomorrow, we will not go to the park.如果 明天下雨，我们就不去公园了。
主情从现 You can get good graades if you study hard.如果你努力学习，会得到很好的收获。
主祈从现 Please let me know if he come back.如果他回来了，请让知道。
If引导宾语从句 I wonder if I can get some advice from you. 我想知道我是否可以从你那里得到一些建议。
【拓展】
if 与 whether：都可表示“是否”，引导宾语从句时，两者常可互换：Do you know if [whether] she’s coming 你知道她是否会来？但在以下情况，通常要用 whether 而不用 if：①用于不定式之前时，用于介词之后时；②直接与 or not 连用时 。
It all depends on whether they will come back.这完全取决于他们是否会回来。
We shall play on Sunday whether it rains or not. 星期天下不下雨，我们都会比赛。
I can’t make up my mind whether to go or not. 我无法决定去还是不去。
【考点连线】
1.【2022河北】5. ________ you can use your dictionary, you will learn English better.
A. If B. Unless C. Though D. Before
2,【2022黑龙江省哈尔滨】17. —Happiness is about having each tiny wish come true.
—________ we work hard, we’ll make our life full of happiness.
A. If B. Unless C. Though
3.【2022湖南岳阳】9. They wonder _______.
A. if robots will think like a human in 25 to 50 years
B. if will robots think like a human in 25 to 50 years
C. when robots will think like a human in 25 to 50 years
4.【2022广西省贵港】14. — I wonder ________.
— I’m not sure. Maybe yes.
A. if has Dave got his driver’s license B. how long has Dave got his driver’s license
C. if Dave has got his driver’s license D. how long Dave has got his driver’s license
5.【2022黑龙江省牡丹江】13．— I wonder ________ Dr. Li will be at work tomorrow, sir.
— I’m not sure. He is volunteering in a community.
A．how B．if C．why
6.【2021年南京市】7. You need to practise speaking every day ________ you hope to improve your spoken English.
A. if B. although C. unless D. until
7.【2021年重庆市(A卷)】7. We should take the rest of the food home ________ we can’t finish what we order.
A. if B. so C. unless D. until
8.【2021江苏扬州市】12. ________ we always wait for another day, fruitlessly our life will pass away.
A. Until B. If C. Although D. Whether
9.【2020四川达州】—I wonder if Li Hua ________ to the hospital to receive COVID-19 vaccinations (疫苗接种).
—I’m sure he will if he ________ time.
A. goes; will have B. will go; has C. will go; will have D. goes; has
考点4 unless的用法
Unless we talk to someone, well certainly feel worse.除非我们与某人交谈，否则肯定会感觉更糟。(Unit 10p73)
Unless conj.如果不，除非：I won’t call you unless there are any problems. 如果不出问题的话，我就不给你打电话了。/ Unless there is any other business, we can end the meeting. 如果没有别的事情，我们的会议可以结束了。
【拓展】1.表示“除非”“如果不”， 意义上相当于 if…not。2.用以引导条件状语从句，当主句是一般将来时时，从句要用一般现在时表示将来：He won’t come unless we invite him. 除非我们邀请，否则他是不会来的。
【考点连线】
1.【2022山东省菏泽】24．—Daddy，can I go out to play soccer with my friends now？
—Well，you can't go ______ you finish your homework first.
A．if B．since C．unless
2.【2022江苏泰州】4. —It is impossible to finish the difficult task in such a short time on my own ________ both of us work together.
—No problem. Let’s start!
A. if B. but C. because D. unless
3.【2022江苏省无锡】9.You will not get the special gift ________ you finish all the tasks.
A. after B. because C. while D. unless
4.【2022黑龙江省齐齐哈尔】10. Learning to write is learning to think. ________ , you won’t know things clearly.
A. if you write them down
B. unless you write them down
C. if you won’t write them down
5.【2022贵州省毕节】7．________ the weather improves, we’ll have to cancel the outdoor picnic.
A．Unless B．If C．Because D．When
6.【2022广西省河池】6．Our classroom won’t be clean ________ we clean it every day.
A．after B．while C．unless D．because
7.【2022广西省贺州】6. I won’t go to the movies this afternoon ________ I’m free.
A. or B. unless C. because D. than
8.【2021年江西省】25. There are no buses to the beach. ________ you have a car, it’s difficult to get there.
A. Since B. After C. Unless D. Because
9.【2021年昆明市】5. You can’t make progress in math learning ________ you work harder.
A. if B. after C. unless D. because
10.【2021年甘肃天水】20. ________ you practice every day, you won’t make any progress.
A. Although B. Unless C. If D. Since
语法突破
情态动词may与might的用法
词汇 意义及用法 例句
may 表示请求许可，意为“可以”，其一般疑问句的否定回答用mustn't/can't May I go out and play football 我可以去外面赐足球吗？No, you mustn't.不，你不可以。
might might为may的过去式：表示请求许可时比may委婉 Might I smoke here 我可以在这儿吸烟吗？You might at least have answered my letter. 你至少可以回我一封信嘛。
【考点连线】
1.【2022辽宁省盘锦】5. —I can’t find my dictionary. ________ I use yours
—Sure, here you are.
A. Need B. May C. Must D. Should
2.【2022湖南怀化】8. —Whose English book is this
—It _______ be Lily’s, but I’m not sure.
A. might B. can’t C. must
3.【2022湖南省邵阳】3. — ________ I use your iPad
—Sorry, I’m using it now.
A. May B. Must C. Should
4.【2021江苏省宿迁市】12. —Sandy, is Mr Li in the teachers’ office now
—I am not sure. He ________ be there.
A. must B. can’t C. mustn’t D. may
5.【2020江苏无锡】5.You ________ be able to control all the things that happen to you, but you can decide not to be reduced by them.
A. need not B. may not C. must not D. should not
172023中考英语总复习教材同步导学案（教师版）
Units9~10
重点词汇
1.exam(n.)考试; 测试→examine (v.)检查，调查→examination (n.)考试，测试
2.prepare (v.)准备→preparation(n.)准备；准备工作
3.invite (v.)邀请→invitation(n.)邀请；邀请函
4.sad (adj.)（令人）悲哀的；（令人）难过的→sadly(adv.)悲伤地→sadness(n.)悲伤；伤痛
5.surprise(v./n.)惊喜 →surprised ( adj.) 惊奇的；感觉意外的→surprising((adj.)令人吃惊的
6.organize (v.)组织，筹备→organization(n.)组织；机构
7.advice(n.)劝告，建议→advise (v.)劝告，建议
8.normal (adj.)正常的→normally(adv.)
9.certain(adj.)肯定；一定→certainly (adv.)当然，肯定
10.angry (adj.)生气的，发怒的→angrily（adv.)生气地；愤怒地→anger(n.)怒气
11.understand(v.)懂得；领会→understood(过去式/过去分词) →understanding 善解人意的，体谅人的
12.care(v.)关心;照顾→careful(adj.)小心的，细致的→careless (adj.)粗心的，不小心的
重点短语
1.prepare for 为……做准备
2.another time 其他时间；别的时间
3.hang out 闲逛；常去某处
4.look after 照料；照顾
5.the day before yesterday 前天
6.the day after tomorrow 后天
7.turn down 拒绝
8.take a trip 去旅行
9.help out （帮助……）分担工作、解决难题
10.look forward to 盼望；期待
11.hear from 接到（某人的）信、电话等
12.keep …to oneself 保守秘密
13.in half 分成两半
重点句型结构
1.Oh, but Sam isn't leaving until next Wednesday. 哦，但萨姆要一直等到下周三才会离开。
2.I'd love to come to the party, but I’m not available.我很想来参加派对，但我没有空。
3.Bring Ms. Steen to the party without telling her so that she can be surprised.把斯蒂恩女士带到派对上，不告诉她，这样她就可以感到惊讶。
4.If you go to the party, you'll have a great time!如果你去参加派对，你会玩得很开心！
5.Unless we talk to someone, well certainly feel worse.除非我们与某人交谈，否则肯定会感觉更糟。
考点1 prepare的用法
I have to prepare for an exam. 我必须为考试做准备。 (Unit 9p65)
【考点点拨】
prepare for意为“为……做准备”
prepare
prepare sb.sth=prepare sth.for sb.,prepare to do sth.意为“准备做某事”
make preparation for sth.为某事作准备
如：They are preparing for a party.他们正在准备一个聚会。
She prepared us a nice meal.她给我们准备了可口的一餐饭。
He takes out a piece of paper and prepares to write to his parents.他拿出一张纸，准备给父母写信。
【考点连线】
1.【2022内蒙古省包头】11. —You look pretty busy. What’s up
—We ________ for an office party this Friday evening. There will be about thirty people, and I am the organizer.
A. prepare B. have prepared C. are preparing D. were preparing
【答案】C
【解析】考查动词的时态。句意：——你看起来非常忙碌。怎么了？——我们正在准备这个星期五晚上的办公室聚会。大约有三十个人参加，我是组织者。根据“You look pretty busy”可知，句子表达正在忙碌的事情，用现在进行时，表达“准备”，动词用“are preparing”。故选C。
2.【2021盘锦】6. Students in Class One ________ for the singing competition at the moment.
A. prepare B. are preparing C. prepared D. are going to prepare
【答案】B
【解析】考查动词时态。句意：一班的学生此刻正在为歌唱比赛做准备。根据提示词“at the moment”可知，句子要用现在进行时is/am/are doing的结构，故选B。
考点2 unit的用法
Oh, but Sam isn't leaving until next Wednesday. 哦，但萨姆要一直等到下周三才会离开。
until表示“直到……为止”引导时间状语从句时,其谓语要用现在时表示将来意义。
Will this fish keep until tomorrow 这鱼能搁到明天吗
I won’t leave until he comes back tomorrow.我要等他明天回来后再走.
【拓展】not…until [till]主句动词为终止性动词,其意为“直到……才……”；若主句为持续性动词,其意为“不到……就……”.比较：
They didn’t find her till the next day.他们直到第二天才找到她。
He didn’t wait until I returned.他没等到我回来（没等我回来他就走了）。
【说明】until 与 till 用法相同，只是 until 比 till 稍正式，且在用于句首时多用 until。
【考点连线】
1.【2022天津】13. Before you get off the bus, you should wait ________ it has stopped.
A. until B. but C. because D. so
【答案】A
【解析】考查连词辨析。句意：你应该等到车停了再下车。 until直到；but但是；because因为；so因此，所以。根据“Before you get off the bus, you should wait...it has stopped.”可知，应该等到车停了再下车，用until引导时间状语从句，故选A。
2.【2022云南省】14. For your safety, you mustn’t get close to the train ________ it stops.
A. while B. when C. since D. until
【答案】D
【解析】考查连词辨析。句意：为了您的安全，在火车停下来之前，您千万不要靠近它。while当……时；when当……时；since自从；until直到。根据“you mustn’t get close to the train … it stops”可知，此处用not…until表示“直到……才”，故选D。
3.【2022四川省凉山州】32. —Time to go home, Peter.
—Wait a minute. I can’t go home ________ I finish cleaning the hallway.
A. since B. after C. until
【答案】C
【解析】考查连词辨析。句意：——Peter，该回家了。——等一会。我要打扫完走廊才能回家。since自从；after在……以后；until直到。根据“I can’t go home … I finish cleaning the hallway.”可知，此处用not…until表示“直到……才……”，故选C。
4.【2022四川泸州】6. —Peter, how long have you been in the ice skating club
—Not long. I didn’t join the club ________ I enjoyed the 2022 Beijing Winter Olympics.
A. when B. until C. unless D. after
【答案】B
【解析】考查连词辨析。句意：——彼得，你在滑冰俱乐部多久了？——时间不长。直到我欣赏了2022年北京冬奥会，我才加入俱乐部。when当；until直到；unless除非；after在……之后。根据“Not long. I didn’t join the club...I enjoyed the 2022 Beijing Winter Olympics”可知加入俱乐部的时间不长，直到欣赏了冬奥会才加入，此处是结构“not...until”，意为“直到……才”。故选B。
5.【2022湖南省邵阳】6. — Mike, why are you reading outside
— I cannot enter the library ________ it opens.
A. because B. if C. until
【答案】C
【解析】考查连词辨析。句意：——迈克，你为什么在外面看书？——直到图书馆开门我才能进入。because因为；if如果；until直到。根据“I cannot enter the library...it opens.”可知在外面看书的原因是图书馆没开门，直到它开门时才能进入，not...until“直到……才”，故选C。
考点3 if 的用法
If you go to the party, you'll have a great time! 如果你去参加派对，你会玩得很开心！(Unit 10p73)
If引导条件状语从句 主将从现 If it rains tomorrow, we will not go to the park.如果 明天下雨，我们就不去公园了。
主情从现 You can get good graades if you study hard.如果你努力学习，会得到很好的收获。
主祈从现 Please let me know if he come back.如果他回来了，请让知道。
If引导宾语从句 I wonder if I can get some advice from you. 我想知道我是否可以从你那里得到一些建议。
【拓展】
if 与 whether：都可表示“是否”，引导宾语从句时，两者常可互换：Do you know if [whether] she’s coming 你知道她是否会来？但在以下情况，通常要用 whether 而不用 if：①用于不定式之前时，用于介词之后时；②直接与 or not 连用时 。
It all depends on whether they will come back.这完全取决于他们是否会回来。
We shall play on Sunday whether it rains or not. 星期天下不下雨，我们都会比赛。
I can’t make up my mind whether to go or not. 我无法决定去还是不去。
【考点连线】
1.【2022河北】5. ________ you can use your dictionary, you will learn English better.
A. If B. Unless C. Though D. Before
【答案】A
【解析】考查从属连词辨析。句意：如果你能使用字典，你会学英语学得更好。If如果；Unless除非；Though虽然；Before在……之前。根据“…you can use your dictionary, you will learn English better.”可知，此处空后为条件，且为肯定条件，使用if引导条件状语从句，故选A。
2,【2022黑龙江省哈尔滨】17. —Happiness is about having each tiny wish come true.
—________ we work hard, we’ll make our life full of happiness.
A. If B. Unless C. Though
【答案】A
【解析】考查连词辨析。句意：——幸福是每一个微小愿望的实现。 ——如果我们努力工作，我们将使我们的生活充满幸福。 if如果；unless除非；though尽管。“we work hard”与“we’ll make our life full of happiness”是条件关系，如果努力工作，生活就会充满幸福，故选A。
3.【2022湖南岳阳】9. They wonder _______.
A. if robots will think like a human in 25 to 50 years
B. if will robots think like a human in 25 to 50 years
C. when robots will think like a human in 25 to 50 years
【答案】A
【解析】考查宾语从句。句意：他们想知道是否在25到50年之后机器人会像人一样思考。动词“wonder”后是宾语从句，是陈述句的语序，即“引导词+主语+谓语动词”。B的语序错误。根据“wonder”可知宾语从句表达的含义不确定，用“if”引导从句。A选项“if robots will think like a human in 25 to 50 years”，表达“是否在25到50年之后机器人会像人一样思考”，符合题意。故选A。
4.【2022广西省贵港】14. — I wonder ________.
— I’m not sure. Maybe yes.
A. if has Dave got his driver’s license B. how long has Dave got his driver’s license
C. if Dave has got his driver’s license D. how long Dave has got his driver’s license
【答案】C
【解析】考查宾语从句。句意：——我想知道Dave是否取得了驾驶证。——我不确定。或许是的。此处是宾语从句，从句用陈述语序，排除A和B选项。根据答语“I’m not sure. Maybe yes”可知，从句应是询问是否考取了驾驶证，故选C。
5.【2022黑龙江省牡丹江】13．— I wonder ________ Dr. Li will be at work tomorrow, sir.
— I’m not sure. He is volunteering in a community.
A．how B．if C．why
【答案】B
【解析】考查宾语从句。句意：——先生，不知道李医生明天是否在上班。——我不确定。他在一个社区做志愿者。how如何；if是否；why为什么。根据“I’m not sure.”可知，对方是问李医生是否在上班。故选B。
6.【2021年南京市】7. You need to practise speaking every day ________ you hope to improve your spoken English.
A. if B. although C. unless D. until
【答案】A
【解析】考查连词辨析。句意：如果你想提高你的英语口语，你需要每天练习口语。if如果；although尽管；unless除非；until直到。根据“You need to practise speaking every day”以及“you hope to improve your spoken English”可知，如果想提高英语口语，就需要每天练习口语，此处为if引导的条件状语从句。故选A。
7.【2021年重庆市(A卷)】7. We should take the rest of the food home ________ we can’t finish what we order.
A. if B. so C. unless D. until
【答案】A
【解析】考查连词辨析。句意：如果我们点不完，我们应该把剩下的食物带回家。if如果；so所以；unless除非；until直到。根据“We should take the rest of the food home”及“we can’t finish what we order”可知，后文是条件，如果吃不完点的食物，就应该把所剩的拿回家，用if引导条件状语从句，故选A。
8.【2021江苏扬州市】12. ________ we always wait for another day, fruitlessly our life will pass away.
A. Until B. If C. Although D. Whether
【答案】B
【解析】考查连词辨析。句意：如果我们总是等待另一天，我们的生命将徒劳地逝去。Until直到……；If如果；Although虽然；Whether是否。分析前后句句意，前句是后句动作发生的条件，故空处连词应用if，如果。故选B。
9.【2020四川达州】—I wonder if Li Hua ________ to the hospital to receive COVID-19 vaccinations (疫苗接种).
—I’m sure he will if he ________ time.
A. goes; will have B. will go; has C. will go; will have D. goes; has
【答案】B
【解析】考查时态辨析。句意：——我想知道李华是否会去医院接种COVID-19疫苗。——我相信他会的，如果他有时间的话。第一句中if引导宾语从句，表示对将来是否会发生某事的不确定，从句用一般将来时，其结构为will do；第二句中if引导条件状语从句，遵循主将从现原则，从句用一般现在时，主语“he”后接动词的第三人称单数形式has。故选B。
考点4 unless的用法
Unless we talk to someone, well certainly feel worse.除非我们与某人交谈，否则肯定会感觉更糟。(Unit 10p73)
Unless conj.如果不，除非：I won’t call you unless there are any problems. 如果不出问题的话，我就不给你打电话了。/ Unless there is any other business, we can end the meeting. 如果没有别的事情，我们的会议可以结束了。
【拓展】1.表示“除非”“如果不”， 意义上相当于 if…not。2.用以引导条件状语从句，当主句是一般将来时时，从句要用一般现在时表示将来：He won’t come unless we invite him. 除非我们邀请，否则他是不会来的。
【考点连线】
1.【2022山东省菏泽】24．—Daddy，can I go out to play soccer with my friends now？
—Well，you can't go ______ you finish your homework first.
A．if B．since C．unless
【答案】C
【解析】考查连词辨析，句意：—爸爸，我现在可以和朋友们出去踢足球吗？—嗯，你不能去，除非你先完成作业。if如果；since自从；unless除非。根据"你不能去，......你先完成作业。"可知，应该是"除非"，用unless引导条件状语从句，故答案选C。
2.【2022江苏泰州】4. —It is impossible to finish the difficult task in such a short time on my own ________ both of us work together.
—No problem. Let’s start!
A. if B. but C. because D. unless
【答案】D
【解析】考查连词辨析。句意：——除非我们两个一起努力，否则我一个人不可能在这么短的时间内完成这项艰巨的任务。——没问题。让我们开始吧！if如果；but但是；because因为；unless除非。根据“It is impossible to finish the difficult task in such a short time on my own...both of us work together.”可知，前后句是条件关系，除非两个人一起努力，否则不能完成任务。故选D。
3.【2022江苏省无锡】9.You will not get the special gift ________ you finish all the tasks.
A. after B. because C. while D. unless
【答案】D
【解析】考查连词辨析。句意：除非你完成所有的任务，否则你不会得到特别的礼物。
after在……之后；because因为；while当……时。unless除非。根据“You will not get the special gift … you finish all the tasks.”可知，本句是unless引导的条件状语从句，表示“除非”。故选D。
4.【2022黑龙江省齐齐哈尔】10. Learning to write is learning to think. ________ , you won’t know things clearly.
A. if you write them down
B. unless you write them down
C. if you won’t write them down
【答案】B
【解析】考查状语从句。句意：学习写作就是学习思考。除非你把它们写下来，否则你不会清楚地知道事情。结合“you won’t know things clearly.”可知，此处指的是“除非写下来，否则……”，应用unless引导条件状语从句，故选B。
5.【2022贵州省毕节】7．________ the weather improves, we’ll have to cancel the outdoor picnic.
A．Unless B．If C．Because D．When
【答案】A
【解析】考查连词辨析。句意：除非天气好转，否则我们将不得不取消户外野餐。 unless除非；if如果；because因为；when当……时。根据“the weather improves, we’ll have to cancel the outdoor picnic.”可知，除非天气好转，否则要取消野餐活动，用unless引导条件状语从句，故选A。
6.【2022广西省河池】6．Our classroom won’t be clean ________ we clean it every day.
A．after B．while C．unless D．because
【答案】C
【解析】考查连词辨析。句意：如果我们不每天打扫，我们的教室就不会干净。after在……之后；while当……时候；unless除非，如果不；because因为。前半句表示“教室不会干净”，而后半句表示“我们每天打扫”。空白处应用unless，意为“除非”，引导条件状语从句。故选C。
7.【2022广西省贺州】6. I won’t go to the movies this afternoon ________ I’m free.
A. or B. unless C. because D. than
【答案】B
【解析】考查连词辨析。句意：除非我有空，否则今天下午我不会去看电影的。or否则，或者；unless除非；because因为；than比。根据“I won’t go to the movies this afternoon...I’m free.”可知，后句是前句的否定条件，除非有空否则不会去看电影。故选B。
8.【2021年江西省】25. There are no buses to the beach. ________ you have a car, it’s difficult to get there.
A. Since B. After C. Unless D. Because
【答案】C
【解析】考查连词辨析。句意：没有去海滩的公共汽车。除非你有车，否则很难到达那里。
since自从；after在……之后；unless除非；because因为。分析“…you have a car, it’s difficult to get there.”可知，此处表示否定的条件，用unless引导条件状语从句，故选C。
9.【2021年昆明市】5. You can’t make progress in math learning ________ you work harder.
A. if B. after C. unless D. because
【答案】C
【解析】考查连词辨析。句意：除非你更加努力，否则你在数学学习上是不会进步的。if如果；after在……之后；unless除非；because因为。根据“you work harder”是在数学学习中取得进步的条件，结合“can’t”可知此处表示否定的条件，用unless引导条件状语从句。故选C。
10.【2021年甘肃天水】20. ________ you practice every day, you won’t make any progress.
A. Although B. Unless C. If D. Since
【答案】B
【解析】考查连词辨析。句意：除非你每天练习，否则你不会有任何进步。Although虽然；Unless除非；If如果；Since因为。分析“…you practice every day, you won’t make any progress.”可知，此处表示否定条件，用unless引导条件状语从句，故选B。
语法突破
情态动词may与might的用法
词汇 意义及用法 例句
may 表示请求许可，意为“可以”，其一般疑问句的否定回答用mustn't/can't May I go out and play football 我可以去外面赐足球吗？No, you mustn't.不，你不可以。
might might为may的过去式：表示请求许可时比may委婉 Might I smoke here 我可以在这儿吸烟吗？You might at least have answered my letter. 你至少可以回我一封信嘛。
【考点连线】
1.【2022辽宁省盘锦】5. —I can’t find my dictionary. ________ I use yours
—Sure, here you are.
A. Need B. May C. Must D. Should
【答案】B
【解析】考查情态动词。句意：——我找不到我的字典。我可以用你的吗？——当然，给你。Need需要；May可以；Must必须；Should应当。根据答语“Sure, here you are.”可知这是对请求允许的回应，因此问句应是表示请求许可，应用情态动词may“可以”。故选B。
2.【2022湖南怀化】8. —Whose English book is this
—It _______ be Lily’s, but I’m not sure.
A. might B. can’t C. must
【答案】A
【解析】考查情态动词。句意：——这是谁的英语书？——可能是莉莉的，但我不确定。might可能；can’t不可能；must一定；结合“but I’m not sure.”可知，此处是一种不确定的推测，应用might，故选A。
3.【2022湖南省邵阳】3. — ________ I use your iPad
—Sorry, I’m using it now.
A. May B. Must C. Should
【答案】A
【解析】考查情态动词辨析。句意：——我可以用一下你的平板电脑吗？——抱歉，我正在用。May可以；Must必须；Should应该。根据“Sorry, I’m using it now.”可知，此处是拒绝对方的请求，表示请求，用may。故选A。
4.【2021江苏省宿迁市】12. —Sandy, is Mr Li in the teachers’ office now
—I am not sure. He ________ be there.
A. must B. can’t C. mustn’t D. may
【答案】D
【解析】考查情态动词辨析。句意：——桑迪，李先生现在在教师办公室吗？——我不确定。他可能在那儿。must一定；can’t不能；mustn’t禁止；may可能；根据“I am not sure.”可知，此处指的是不太肯定的推测，应用may表示，故选D。
5.【2020江苏无锡】5.You ________ be able to control all the things that happen to you, but you can decide not to be reduced by them.
A. need not B. may not C. must not D. should not
【答案】B
【解析】考查情态动词辨析。句意：你可能无法控制发生在你身上的所有事情，但你可以决定不被它们拖累。need not不需要；may not可能不；must not禁止，不能；should not不应该。根据句中“but you can decide not to be reduced by them”可知，此处使用may not，表示推测，意为“你可能无法控制发生在你身上的所有事情，但你可以决定不被它们拖累”。故选B。
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