【新课标】Unit 7 The unknown world 第3课时Grammar 分层作业（含答案解析）

中小学教育资源及组卷应用平台
Unit 7 The unknown world
第 3课时Grammar分层作业
A层作业：夯实基础
一、单项选择
1．We will have to give up the plan to camp ________ it is starting to rain.
A．so B．since C．until
2．—The local food looks a bit strange.
—Well, ________ we are here, why not give it a try
A．though B．unless C．since D．because
3．________ he needed money for his marriage, he had to do a part-time job after work.
A．As B．Though C．Because of D．So that
4．_______ he can't answer the question, you'd better ask someone else.
A．Before B．So C．Since D．until
5．________ she was not well, I decided to go without her.
A．Though B．As C．When D．Because of
6．They waited ________ it was dark before leaving, ________ they didn’t want anyone to see them leave.
A．since; because B．until; as C．unless; for D．so; because
7．It was raining, ______ we stayed at home.
A．because B．so C．but D．because of
8．________ the weather is very changeable these days, many people have caught a cold.
A．Though B．As C．When D．So that
9．They didn’t go swimming ______ the rain.
A．because B．because of C．if D．or
10．—Why does Wei Fang study so hard
—She studies hard _________ she can get into a good university.
A．so that B．in order to
C．because of D．thanks to
11．_______ the bad weather, I was late for school this morning.
A．Because B．Because of
C．Though D．Although
12．_____ you know English is important, you should learn it well.
A．Since B．For C．Because of D．Though
13．He was late _______ he missed the early bus.
A．because of B．because C．since D．so
14．They didn’t arrive here on time _______ the heavy rain.
A．because B．because of C．so D．as
15．Tony didn’t come to school last week ________ he was ill. And ________ his illness he missed a lot of lessons.
A．because; because B．because of; because of
C．because; because of D．because of; because
二、完成句子
16．这位父亲很孤独而且经常因孩子的吵闹而发怒。
The father was lonely and often became angry ________ ________ the noisy children.
17．宇宙飞船因为发生碰撞被毁了。
The spaceship ______ ______ because of ______.
18．既然没有其他人看到这些外星人，我拒绝相信你的话。
________ no one else saw these aliens, I ________ ________ believe you.
19．因为有你的帮助我觉得轻松多了。
I feel much better now _______________ your help.
20．既然我没钱，所以我不能买任何食物。
______________ I have no money, ____________________________________.
21．因为吃药可能没有帮助，所以我停药了。
__________ the medicine may be _________ _____________, I _________ ___________ it.
22．因为下雨天,我们没有去野餐。
_____________________________________________________________
23．由于天气的原因，这儿过去常常发生车祸。
___________________________________________________________
24．因为这糟糕的天气，我们不能做任何别的事情。
______________________ the bad weather, we can’t do _________________.
三、句型转换
25．We missed the early bus because it rained heavily.（改为同义句）
We missed the early bus __________ _________ the heavy rain.
26．We were late for school because it snowed heavily. (改为同义句)
We were late for school _______ _______ the heavy snow.
27．People may go deaf because of noise pollution. (改为同义句）
Noise pollution may __________ people __________.
28．Many children’s lives were changed because of the war.（对画线部分提问）
________ ________ many children’s lives changed
29．He had to stand. All the seats were full. (改为同义句）（As）
__________________________________________________________
30．Herry didn’t go to school because he was ill. (改写成同义句)
Herry didn’t go to school ______ ______ ______ ______.
B层作业：能力提升
四、汉译英
31．我教他们唱歌，因为音乐能给他们带来欢乐和宁静。
_______________________________________________________
32．停止吃快餐，因为它对你的健康有害。（stop, harmful）（汉译英）
________________________________________________________
33．既然你头疼，你需要远离电脑休息。（take breaks）
________________________________________________________
34．我因为那首歌而喜欢那部电影。
_______________________________________________________.
35．我认为汤姆遇上了一些悲伤的事情，因为他一直在哭。
_______________________________________________________
36．不要制造噪音，由于邻居可能抱怨。
_______________________________________________________
五、阅读理解
More and more people around the world are joining in dangerous sports. Some people climbed the highest mountains; some traveled into unknown parts of the world; some sailed small boats across the largest sea. Now some people begin to look for new excitement.
Bungee jumping (蹦极) and motorcycle racing (摩托车赛) are quite dangerous sports. Bungee jumping only lasts (持续) a few minutes or even seconds. You jump from a high place, 200 meters above the ground, and there is a rubber band (橡胶带子) on your legs. When you jump down, the rubber band pulls you up. About 2,000,000 people around the world have tried bungee jumping.
Why do people join in these dangerous sports Some scientists say that it is because modern life has become safe and it is not interesting. In the past, people lived in danger. They had to go out and look for food, and life was like a fight but was interesting.
Many people think that there is little excitement in life. They live and work in safe places, buy food in shops, and there are doctors and hospitals to look after them if they become ill.
37．People like to join in ________ sports because they need excitement.
A．safe B．educational C．dangerous D．unknown
38．________ is not a dangerous sport.
A．Climbing the highest mountains B．Running on the road
C．Traveling into unknown parts of the world D．Sailing small boats across the largest sea
39．In bungee jumping, you ________.
A．jump up as high as you can B．jump into the water
C．jump down without a rubber band D．jump down with a rubber band on your legs
40．In the past, people lived in danger because ________.
A．the living condition (条件) was poor B．there was no hospital
C．there were many dangerous animals D．all of above
41．Which is not true
A．Everyone’s life is interesting. B．Many people live and work in safe places.
C．Many people buy food in shops. D．People can go to see the doctors when they become ill.
六、完形填空
In Hangzhou, there is a small statue（雕像）of a traveler. ___42___ name was Marco Polo. Marco Polo ___43___ up in the city of Venice, Italy. In 1271, when he was 17 years old, he ___44___ a journey to Asia with his father and uncle, and he didn’t return home ___45___ 24 years later. He travelled across Asia, along the Silk Road and throughout China. He loved Hangzhou so much that he described （描述）it ___46___ “the finest city in the world”.
When the Polo finally ___47___ to Venice, there was a war and he was ___48___. While he was in prison（监狱）, he told the stories of his ___49___ to another man there. That man wrote the stories down in a ___50___ called The Travels of Marco Polo. Because of the interesting descriptions of ___51___ life in the book, Polo’s travels soon became well known in Europe.
His book ___52___ many Europeans their first look at the life and culture of the people in Asia. Polo told many ___53___ things that were unknown to Europe, such as paper money. He also wrote about China’s development, with its large cities and systems of communication. His book ___54___ Europeans more and more interested in the East. It ___55___ influenced（影响）many other explorers, including Christopher Columbus. Polo died in 1324. His ___56___ words were “I didn’t tell half of what I saw.”
42．A．His B．Her C．She D．He
43．A．came B．grew C．got D．opened
44．A．followed B．broke C．began D．continued
45．A．after B．when C．over D．until
46．A．like B．for C．of D．as
47．A．flew B．travelled C．returned D．fell
48．A．caught B．held C．looked D．loved
49．A．travels B．successes C．dreams D．hopes
50．A．report B．note C．book D．diary
51．A．European B．Asian C．African D．American
52．A．gave B．asked C．looked D．listened
53．A．amazing B．well C．bad D．easy
54．A．took B．decided C．made D．found
55．A．also B．too C．yet D．already
56．A．famous B．first C．second D．Last
C层作业：拓展训练
Make up a play and act it out according to the characters and scenes.
Work in groups of 8-10.
Characters
A. aliens of different looks
B. visitors in Zibo Shangdong Province
C. astronauts from different countries
D. People living on the earth.
Scenes
At the restaurant
In the spaceship
At the landing site
On the moon
Near the Yellow River
In Taiwan
参考答案
1．B
【解析】句意：因为开始下雨了，我们将不得不放弃露营的计划。
考查连词辨析。so因此；since因为；until直到。根据“We will have to give up the plan to camp … it is starting to rain”可知，空格后解释放弃露营计划的原因，用since引导原因状语从句，故选B。
2．C
【解析】句意：——当地的食物看起来有点奇怪。——既然我们在这里，为什么不试一试呢？
考查连词辨析。though尽管；unless除非；since既然；because因为。根据“Well, ... we are here, why not give it a try ”可知前因后果，此处表示既然在这里，建议试一试，用since引导原因状语从句，表示已知的、显然的理由。故选C。
3．A
【解析】句意：因为结婚需要钱，他不得不在下班后去做兼职工作。
考查连词辨析。as因为；though尽管；because of因为（后接名词或名词性短语）；so that以便于。“he needed money for his marriage,”与“he had to do a part-time job after work”是因果关系，空格后是一个句子，用as引导原因状语从句，故选A。
4．C
【解析】句意“因为他不能回答这个问题，所以你最好问其他人”。A.在……之前（引导时间状语从句）；B.所以；C.因为（引导原因状语从句）；D.直到（引导时间状语从句）。根据句意可知，译为“因为”，故选C。
5．B
【解析】句意：由于她身体不好，我决定不带她去。
考查as的用法。Though尽管；As由于；When当……时候；Because of因为，后不能接句子。空处后面是完整的句子，且表示原因，因此连词用as，故选B。
6．B
【解析】句意：他们一直等到天黑才离开，因为他们不想让任何人看到他们离开。
考查连词辨析。since自从；until直到……时候；unless除非，如果不；so因此，所以；because因为；as因为；for因为，为了。根据句意可知，第一个空表示“一直等到……时候”，应用until引导时间状语从句；第二个空as引导的是原因状语从句。故选B。
7．B
【解析】句意：下雨了，因此我们呆在家里。
考查连词。because因为，后跟表示原因的句子；so 因此，后跟结果；but但是，前后是转折关系；because of因为，后不能跟句子。空格前后的句子是因果关系，空格后是表示结果的句子，排除AD。故选B。
8．B
【解析】句意：由于这些天天气非常多变，许多人患了感冒。
考查连词辨析。Though虽然；As因为，由于；When当……时候；So that以便于。“the weather is very changeable these days”是许多人患了感冒的原因，用As引导原因状语从句。故选B。
9．B
【解析】句意：由于下雨他们没有去游泳。because of+名词短语 由于……,是固定短语，据句意，故选B。
考点：考查固定短语。
10．A
【解析】句意：——为什么魏芳学习如此努力？——她学习刻苦为的是能上好一点的大学。
考查连词。 so that 目的是，为的是； in order to 为了；because of因为；thanks to幸亏，由于。空后为完整的句子，表示目的。故选A。
11．B
【解析】句意：因为坏天气，我今天上午上学迟到了。
考查连词。“Because”是连词，引导原因状语从句；“Because of”意为“因为”，后面跟名词(短语)或动名词形式；“Though”和“Although”意为“尽管”，引导让步状语从句。空后“the bad weather”是名词短语，且此处表“因为”，故选B。
12．A
【解析】句意：既然你知道英语很重要，你应该学好它。
考查连词辨析。Since既然，自从；For因为；Because of由于；Though虽然，尽管。根据“…you know English is important, you should learn it well.”可知，主句表示“你应该学好它”，从句表示“你知道英语很重要”，主句和从句之间表因果关系，使用since引导原因状语从句，since此处指“既然”。故选A。
13．B
【解析】句意：他迟到了，因为他错过了早班车。
考查连词辨析。because of“因为”，后接名词或代词；because“因为”，后跟从句；since自从；so因此。根据“He was late ... he missed the early bus.”可知，他迟到，是因为错过了早班车，应用because引导原因状语从句。故选B。
14．B
【解析】句意：因为大雨，他们没有按时到这儿。
考查连词。because因为，后接句子；because of因为，后接动名词后名词；so所以；as因为，后接句子。“They didn’t arrive here on time”是因为下雨，空后是名词短语，用because of。故选B。
15．C
【解析】句意：Tony上周没有来上学因为他生病了。并且因为他的病，他旷了很多课。
考查连词和介词短语。because因为，是一个连词，后面引导原因状语从句；because of由于，后跟名词、动名词或名词性从句。根据“Tony didn’t come to school last week ... he was ill.”可知，空后为Tony没有来学校的原因，此句为原因状语从句，应该用连词because来引导，排除B、D；根据“And ... his illness he missed a lot of lessons.”可知，空后为名词，其前应该用介词短语because of。故选C。
16． because of
【解析】根据中英文对照可知，空处应填“因为”，空后是名词短语，所以应用because of。故填because；of。
17． was damaged crashing
【解析】由汉语和所给的英语翻译可知，“损坏”译成：damage；“碰撞”译成：crash。主语The spaceship与动词damage之间是被动关系，时态为一般过去时，因此这里用一般过去时的被动语态，其结构是：was/were+动词的过去分词，主语The spaceship是单数，因此be动词用was；because of后跟动名词。故填was；damaged；crashing。
18． Since refuse to
【解析】since表示“既然”，引导原因状语从句；refuse to do“拒绝做”。结合语境可知，“我拒绝相信你的话”是发生在现在，表示现在不相信对方的话，主语是I，动词用原形。故填Since；refuse；to。
19．because of
【解析】根据中英文对照可知，此处缺少“因为”。空格后your help是名词短语，故用短语because of表“由于，因为”。故填because of。
20．Since, I can’t buy any food.
【解析】since“既然”，引导原因状语从句，can’t“不能”，buy“买”，food“食物”，是不可数名词，any“任何的”，主语I是第一人称单数，谓语用动词原形，故填Since, I can’t buy any food.
21．As ; not helpful, stopped taking
【解析】因为：as；有帮助的：be helpful；停止：stop；吃药：take the medicine。通过分析句子可知，该句时态为一般过去时，且前后两个分句都提到了“吃药”，则第二个分句可用“it”替代“the medicine”，且此处表达的是“停止在做的事”，应用搭配“stop doing sth.”。故填As; not helpful, stopped taking.
22．We didn’t go for a picnic because of the rainy weather.
【解析】we我们，句首首字母大写；go for a picnic去野餐；because of因为，后跟名词/代词/名词短语等，the rainy weather下雨天。根据语境，句子用一般过去时，借助助动词didn’t构成否定句，其后跟动词原形。故填We didn’t go for a picnic because of the rainy weather.
23．Because of the weather, traffic/car accidents used to happen here.
【解析】天气the weather，名词前用because of表示“由于”；这儿here；过去常常做某事used to do sth.；发生happen；车祸traffic/car accidents，在句中作主语。故填Because of the weather, traffic/car accidents used to happen here.
24． Because of anything else
【解析】because of“因为”，后接名词或名词性短语；后半句是否定句，用anything else表示“任何别的事情”，故填Because of；anything else。
25． because of
【解析】句意：因为雨下得很大，我们没赶上早班车。原句because引导从句，而because of引导短语。根据句意结构，可知填(1). because (2). of。
26． because of
【解析】because引导的时间状语从句，可以转化成because of+名词，代词，动名词。根据题意，故填because of。
27． make deaf
【解析】句意：人们可能因为噪音污染而失聪。句子可表达为“噪音可能会让人失聪”，make sb. adj.“让某人……”；情态动词may后加动词原形；deaf“失聪的”。故填make；deaf。
28． Why were
【解析】句意：许多孩子的生活因战争而改变。划线部分“because of the war”是原因状语，疑问句用why“为什么”来提问，结合题干可知，句子应用一般过去时的被动语态，主语是many children’s lives，因此谓语结构是were done。故填Why；were。
29．As all the seats were full, he had to stand.
【解析】句意：他不得不站起来。所有的座位都坐满了。此句可改为“由于所有的座位都坐满了，他不得不站着”，“all the seats were full”是表原因的状语从句，故填As all the seats were full, he had to stand.
30． because of his illness
【解析】句意：赫里因为生病没有去上学。根据“Herry didn’t go to school because he was ill.”可知这里应说：他因病而没去上学，because 表示“由于，因为”，是连词，后接从句；because of是介词短语，后接名词、代词，这里应该用名词illness。故填because；of；his；illness。
31．I taught them to sing because music can bring them joy and peace.
【解析】教某人做某事：teach sb to do sth，描述过去的动作，teach用过去式taught；唱歌：sing；因为：because，引导原因状语从句；音乐：music；给某人带来某物：bring sb sth；情态动词can表能够，后接动词原形；欢乐和宁静：joy and peace。故填I taught them to sing because music can bring them joy and peace.
32．Stop eating fast food, because it is harmful to your health.
【解析】stop doing sth“停止做某事”，eat fast food“吃快餐”，because“因为”，引导原因状语从句，be harmful to“对……有害”，your health“你的健康”，从句用一般现在时，主句是祈使句，以动词原形开头。故填Stop eating fast food, because it is harmful to your health.
33．Since you have a headache, you need to take breaks from the computer.
【解析】根据句意可知用一般现在时。“既然”since，引导原因状语从句；“你”you，作主句和从句的主语；“头疼”have a headache；“需要做某事”need to do sth.；“远离电脑休息”take breaks from the computer。故填Since you have a headache, you need to take breaks from the computer.
34．I like the movie because of the song
【解析】因为那首歌用because of; 陈述客观事实，用一般现在时，故填I like the movie because of the song。
35．I think Tom meets something sad, because he is crying all the time.
【解析】I think“我认为”；meet“遇见”；something sad“一些悲伤的事情”，形容词修饰不定代词要放在其后；because“因为”，引导原因状语从句；cry“哭”；all the time“一直”，前半句用一般现在时，后半句用现在进行时表示正在进行的动作，故填I think Tom meets something sad, because he is crying all the time.
36．Don’t make noise as the neighbors may complain.
【解析】“不要做某事”用祈使句的否定形式“Don’t+动词原形”；“制造噪音”make noise；“由于”as，引导原因状语从句。故填Don’t make noise as the neighbors may complain.
37．C 38．B 39．D 40．D 41．A
【导语】本文主要介绍的是越来越多的人们喜欢参加危险的运动项目的原因。
37．细节理解题。根据第一段“More and more people around the world are joining in dangerous sports.”可知世界各地越来越多的人参加危险运动。故选C。
38．细节理解题。根据第一段“Some people climbed the highest mountains; some traveled into unknown parts of the world; some sailed small boats across the largest sea.”可知文章列举了几个危险运动，例如爬最高的山、去世界未知的地方探险或者用小船穿越最大的海，因此B选项“路上骑行”不是危险运动。故选B。
39．细节理解题。根据第二段“You jump from a high place, 200 meters above the ground, and there is a rubber band (橡胶带子) on your legs.”可知蹦极你从一个离地面200米高的地方跳下来，有一个橡皮带子绑定到你的腿。故选D。
40．推理判断题。根据倒数第二段“In the past, people lived in danger. They had to go out and look for food, and life was like a fight but was interesting.”可知过去人们生活在危险中，人们需要出去觅食，生活像战争，但是很有趣，结合选项可知，A、B和C选项均是过去生活可能面对的问题。故选D。
41．推理判断题。根据最后一段“Many people think that there is little excitement in life.”可知许多人认为生活中没有什么刺激。故A错误。故选A。
42．A 43．B 44．C 45．D 46．D 47．C 48．A 49．A 50．C 51．B 52．A 53．A 54．C 55．A 56．D
【导语】本文是一篇传记。文章主要讲述了马可.波罗在威尼斯长大及他的亚洲之旅以及回到威尼斯发生的事，另外一个人把马可.波罗的旅行写成了一本书《马可·波罗游记》，书中介绍了他的旅行。
42．句意：他的名字叫马可.波罗。
his他的；her她的；she她；he他。由“when he was 17 years old”可知，马可.波罗是个男士，修饰名词用形容词性物主代词his。故选A。
43．句意：马可.波罗在意大利的威尼斯长大。
came来；grew长大；got起床；opened打开。由语境可知，他在威尼斯长大。故选B。
44．句意：在他17岁时，他和他的父亲、叔叔开始了亚洲之旅。
followed跟随；broke打破；began开始；continued继续。由“a journey to Asia”可知，他在17岁时开始了旅行。故选C。
45．句意：直到24年后，他才回家。
after之后；when当；over超过；until直到。由“he didn’t return home 24 years later.”可知是直到24年之后才回家，not…until“直到……才”。故选D。
46．句意：他最喜欢杭州，他说杭州是世界上最好的城市。
like像；for为了；of的；as作为。describe...as“把……描述成”。故选D。
47．句意：当波罗回到威尼斯。
flew飞；travelled旅游；returned回到；fell掉落。由“to Venice”可知，他是从亚洲返回威尼斯。故选C。
48．句意：有一场战争他被抓了。
caught抓；held举起；looked看；loved喜爱。由“While he was in prison（监狱）”可知，他被抓了关进了监狱。故选A。
49．句意：当他在监狱时，他把他的旅行故事告诉了另外一个人。
travels旅行；successes成功；dreams梦想；hopes希望。由“He travelled across Asia, along the Silk Road and throughout China.”可知，他讲述 了他的旅行故事。故选A。
50．句意：那个男人把他的故事写进了《马可.波罗游记》这本书里。
report报告；note笔记；book书；diary日记。由“The Travels of Marco Polo”和“ in the book”可知，是一本书。故选C。
51．句意：由于书中对亚洲人生活的有趣描述，波罗的旅行很快在欧洲广为人知。
European欧洲的；Asian亚洲的；African非洲的；American美洲的。由“He travelled across Asia, along the Silk Road and throughout China. ”可知，他去的是亚洲。故选B。
52．句意：故事给许多欧洲人第一次看亚洲人民的生活和文化。
gave给；asked问；looked看；listened听。根据“many Europeans their first look at the life and culture of the people in Asia”可知是给很多欧洲人看亚洲人民生活和文化的机会。故选A。
53．句意：波罗讲述了许多欧洲所不知道的令人惊叹的事情。
amazing惊奇的；well好地；bad坏的；easy容易的。由“that were unknown to Europe, such as paper money.”可知，他介绍了一些与众不同的。故选A。
54．句意：他的书让欧洲人越来越对东方感兴趣。
took带走；decided决定；made使；found发现。由“Europeans more and more interested in the East”可知，他的书让更多欧洲人对东方感兴趣。故选C。
55．句意：它也影响了其他的探险家，包括哥伦布。
also也，用于句中；too也，肯定句句末；yet也，否定句句末，already已经。由设空位置可知，用于句中。故选A。
56．句意：他的最后一句话是：“我讲述的还不到我看的一半”。
famous著名的；first第一；second第二；last最后。由“I didn’t tell half of what I saw.”可知，应该是最后一句话。故选D。
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