（英语）情态动词专项练习及答案详解.doc

1、【英语】情态动词专项练习及答案详解一、单项选择情态动词1We _ take clean drinking water for granted. One day we may run out of it.AneedntBcantCwontDshouldnt【答案】D【解析】【详解】考查情态动词。句意：我们不应该把拥有洁净的饮用水看作是理所当然的。也许有一天，我们会用完它。shouldnt“不应该”，符合句意。neednt不必；cant不可能；wont将不。故选D。2Using AI， many companies are now conducting experiments that_ poss

2、ible just a few years agoAwould have beenBmight have beenCshouldnt have beenDcouldnt have been【答案】D【解析】【详解】考查情态动词表推测。句意：很多公司现在使用人工智能进行试验，这在几年前是不可能的。根据“a few years ago”可知，此处表示“过去不可能”，应该用couldnt have done，故D项正确。3Ann said whenever her father was unhappy he _ go out and buy something, usually something

3、large and useless.AshouldBcouldCwouldDmight【答案】C【解析】【详解】考查情态动词。句意：安说无论什么时候她父亲不高兴的时候，他就会出去买些东西，通常是一些又大又没用的东西。A. should应该；B. could能；C. would总是，愿意；D. might可能。此处表示过去经常习惯做某事，故选C。4Its really great to have a computer to store my photos.Dont count on it too much. It _ break down and youd better make a copy

4、of them.AmustBcanCshouldDwill【答案】B【解析】【详解】考查情态动词。句意：有一台计算机来储存照片真是太棒了。不要过度依赖它。它有时候也会出故障，你最好做一个备份。计算机出故障这是可能的事情，表示客观可能性用can。must肯定，必须；should应该；will表意愿。故B选项正确。5The room is so clean. He _ have cleaned it yesterday evening.AwillBneedCcanDmust【答案】D【解析】【详解】考查情态动词表推测。句意：房间如此干净，他一定是昨天晚上打扫过了。must have done表示对

5、过去发生的事情有把握的猜测，意思是“一定（做过）”，故D项正确。6- Turn off the TV, Jack. _ your homework now?- Mum, just ten more minutes, please.AWill you be doingBShould you be doingCShouldnt you be doingDCouldnt you be doing【答案】C【解析】【详解】考查含情态动词的进行时态。句意：把电视关掉，杰克。你现在不应该做作业吗?妈妈，请再给我十分钟。此处表示目前应该在做某事，should“应该”，这里用含情态动词的进行时态，故选C。7T

6、he professor warned the students that on no account _ use mobile phones in his class.Ashould theyBthey shouldCdare theyDthey dare【答案】A【解析】【详解】考查部分倒装和情态动词。句意：这位教授警告学生们，在他的课堂上，决不应该使用手机。on no account意为“决不”，否定词放在句首，句子使用部分倒装，排除B、D项；这里表示应该，故选A。8Lack of sleep _ lead to weakened immunity and memory, and als

7、o slow physical growth.AshallBmustCshouldDcan【答案】D【解析】【详解】考查情态动词辨析。句意：睡眠不足会导致免疫力和记忆力下降，还会减缓身体发育。A. shall将；B. must必须；C. should应该；D. can会，表示理论上或是逻辑判断上，用can，故选D。9It_ have been Tom that parked the car here, as he is the only one with a car.AmayBcanCmustDshould【答案】C【解析】【详解】考查情态动词表猜测的用法。句意：一定是汤姆把车停在这儿的，因为

8、他是唯一有车的人。A. may可能；B. can可能；C. must一定；D. should应该。由as he is the only one with a car.可知一定是他把车停在这里的，非常有把握的肯定推测，故选C。10It has been announced that all the students _ put on masks before going to school in case they are infected with SARS virus.AshallBwillCneedDmay【答案】A【解析】【详解】【详解】考查情态动词。句意：所有学生们应在去学校之前带上口

9、罩以防感染非典病毒，这已经被宣布。shall用于第二、第三人称，表示说话人给对方命令、警告、允诺或威胁，故选A项。11The weather turned out to be fine. I _ the trouble to carry the umbrella with me.Ashould have takenBmust have takenCcouldnt have takenDneednt have taken【答案】D【解析】【详解】考查情态动词 + have done。句意：天气转晴了。我本不必费心把伞带在身边。A. should have taken本应该做某事，而实际上没做；

10、B. must have taken对过去发生的事情的肯定猜测；C. couldnt have taken不可能；D. neednt have taken本来不需要，故选D。12 I saw your uncle take a taxi to the airport. Why didnt you drive him there? I _. But my car _ .Awould; was fixedBwould have; was fixedCwould have; was being fixedDdid; was being fixed【答案】C【解析】【详解】考查虚拟语气和动词时态。句意

11、：-我看见你叔叔坐出租车去机场了。你为什么不开车送他去那里呢？-我本来想送他了。但是我的汽车当时正在修理。根据语境可知说话人表示本来想做但是没有做的事情，应该用would have done；而修理汽车是指当他叔叔去机场的时候，表示过去正在进行的动作，故答案选C。13Frankly speaking, I am not sure whether I _ this in the old days with that kind of equipment, which looks quite odd and ridiculous.Ashould have doneBneed have doneCwo

12、uld have doneDmust have done【答案】C【解析】【详解】考查情态动词+have done。句意：坦率地说，我不确定在过去我是否会用这种设备做这件事，这看起来很奇怪和可笑。A. should have done表示本应该做某事，而实际上没有做某事；B. need have done表示本来需要做某事而没有做；C. would have done虚拟语气，表示对过去事情的假设，意思是“本来会做”；D. must have done表示对过去事情的肯定推测，译成“一定做过某事”。由“in the old days”可知，本句表示对过去事情的假设。故选C项。14Its alr

13、eady 11 oclock , and he _ have been here half an hour ago.Maybe he got caught in the rain.AmustBought toCmayDcan【答案】B【解析】【详解】考查情态动词。句意：已经11点了，他半小时前就该到了。A. must have done必定做了（表示对过去的推测）；B. ought to have done 本应该做的；C. may have done可能已经做过某事；D. can have done本来可以做的（但没有做），根据题意，故选B。15 -Is Jack on duty today

14、? -It _ be him. Its his turn tomorrow.AmustntBwontCcantDneednt【答案】C【解析】【详解】考查情态动词表示推测。句意：-今天杰克值日吗？-不可能是他。明天该轮到他。cant be用于否定推测“不可能是”，must表示推测的时候，表示“肯定是”，wont不愿意，neednt不必，故选C。16You cant imagine that a well behaved gentleman _ be so rude to a lady.AmightBneedCshouldDwould【答案】C【解析】【详解】考查情态动词辨析。句意: 你无法想象

15、一个行为良好的绅士会对一位女士如此粗鲁A. might可能；B. need需要 ；C. should竟然； D. would会。由You cant imagine that a well behaved gentleman. 可知，should“竟然”符合句意。故选项C项。17Students _ remain in their seats until all the papers have been collected according to the regulation.AwouldBshallCwillDcould【答案】B【解析】【详解】考查情态动词。句意：学生们必须呆在自己的座位上

16、，直到所有的试卷都被收回。根据句意，“学生们呆在自己的座位上”是一项规定。shall 可表示某种规定或义务，用于第二、三人称的句子中。而其他情态动词无此用法。故正确答案为B。18Im sorry, but you _ go wrong. Theres no such man here.AneedBcanCmustDwill【答案】C【解析】【详解】考查情态动词。句意：很抱歉，但是你一定是弄错了。这儿没有这么个人。A. need需要；B. can能够；C. must必须；D. will将会。must指有把握的推测，“一定；必定”，结合下文Theres no such man here.可知一定是

17、弄错了。故选C。19I use a clock to wake me up because at six oclock each morning the train comes by my house.AcouldntBmustntCshouldntDneednt【答案】D【解析】试题分析：考查情态动词辨析。A不可能；B禁止，千万不能；C不应该；D不需要；句意：我不需要使用闹钟叫醒我，因为每天早上六点都有一列火车经过我的家旁边。根据句意可知我不需要使用闹钟。故D正确。考点：考查情态动词词义辨析20Its so hot and uncomfortable here! Why are your w

18、indows still closed? Oh, Im not to blame. They _ open.AshantBmustntCwontDwouldnt【答案】C【解析】【详解】考查情态动词辨析。句意：-这里又热又不舒服！你的窗户怎么还关着？ -哦，不该责备我啊。窗户打不开了。shant= shall not意为“不可, 不应”；mustnt=must not意为“不要”；wouldnt=would not 意为“不会，不愿意”。wont=will not意为“不会, 不能”， will在这里表示能力、功能。例如：This auditorium will seat one thousa

19、nd people. 这个礼堂能容纳一千人。这句话意思是“这扇窗不能打开”，故选C项。21I heard they went skiing in the mountains last winter.It true because there was little snow there.Amay be notBwont beCcouldnt beDmustnt be【答案】C【解析】【详解】考查情态动词辨析。句意：我听说他们去年冬天去山里滑雪。-不可能是真的，因为那里几乎没有雪。A. may be not可能不；B. wont be 不会；C. couldnt be不可能是； D. mustnt

20、 be禁止。根据because there was little snow there.可知这里是否定推测，couldnt be“不可能是”符合句意，故选C项。22 Isnt that Anns husband over there? No, it _ be him Im sure he doesnt wear glasses.Amust notBcantCwontDmay not【答案】B【解析】【详解】考查情态动词：句意：那不是安的丈夫吗？-不，肯定不是他，我确定他不戴眼镜。A. must not禁止;B. cant 不能;C. wont不会;D. may not可能不。表示否定的推测，不

21、可能，用cant。故选B项。23Skills like critical thinking and analysis _ be found on the Internet, because they must be acquired in the context of facts.AcantBneedntCmustntDshouldnt【答案】A【解析】【详解】考查情态动词词义辨析。句意：像批判性思维和分析这样的能力，是不能在互联网上找到的，因为它们必须基于事实来获得。A. cant无法，不可能；B. neednt不需要；C. mustnt不可以，禁止；D. shouldnt不应该。本题讲的是

22、这种批判性思维的能力无法通过浏览鱼龙混杂的网上信息获得，表达的是客观上的不可能，故选A。24He _ his stay in France, didnt he? He looks amazingly different.Awill have enjoyedBshould have enjoyedCcan have enjoyedDmust have enjoyed【答案】D【解析】【详解】考查情态动词+have done。句意：他在法国一定过得很愉快，是吗?他看起来很不一样。must have done一定做某事。表示对过去事情的较有把握的推测。由“ He looks amazingly di

23、fferent.”可知，他在法国一定过得很愉快。所以这是对过去事情的较有把握的推测。故选D项。25Every coin has two sides. Beautiful songs, sometimes, _ just be noise to others.AmustBshouldCmayDwould【答案】C【解析】【详解】考查情态动词。句意：任何事物都有两面性。美丽的歌曲，有时候，对别人来说也许是噪音。A. must一定，表示肯定推测；B. should应该；C. may也许，可能；D. would将会，表示对将来的推测。分析句子可知，此处应该表示可能的推测，“美丽的歌曲，有时候，对别人来

24、说也许是噪音。”。结合选项，故选C。26What do you think we can do for our aged parents?You _ do anything except to be with them.Adont have toBoughtnt toCmustntDcant【答案】A【解析】【详解】考查情态动词辨析。句意：你认为我们能为年迈的父母做些什么？除了和他们在一起，你不必做任何事情。A. dont have to不必；B. oughtnt to不应该；C. mustnt不可以；D. cant不能。根据语境可知，此处表示客观性的必须，dont have toexcept

25、 to“除了不必做”。故选A。【点睛】have to表示客观需求时，使用have to的情况要比must多。have to受客观条件或环境迫使而“不得不”做某事，突出客观性。must一般则表示命令或说话人主观认为必须要做某事，含强调语气，侧重主观性。有时候也使用be+不定式表示需要做某事，但语气较弱一些。如：I am to do it, whether I like it or not.must表示客观性的需要时，一般翻译为“总是要（会）”。如：All men must die. 人故有一死。ought to表示必须时，偏责任，推想等。如：You ought to work hard.27If

26、 you wish, you _ come in and have a cup of tea with us any time.AwouldBshouldCmustDmay【答案】D【解析】【详解】考查情态动词词义辨析。句意：如果你愿意，你可以任何时候过来和我们一起喝杯茶。A. would会，过去常常；B. should应该；C. must必须；D. may可以，可能。结合句意可知，此处用“可以”符合语境，故选D项。28 Jim _ what I said annoying though he didnt say anything. So you mean you will have to a

27、pologize to him?Amust findBmight findCshould have foundDmust have found【答案】D【解析】【详解】考查must have done结构。句意：吉姆一定觉得我说的话很让人烦，尽管他什么也没说。所以你是说你得向他道歉？根据“though he didnt say anything.”可知此处表示对过去事情的肯定推测，用must have done表示“过去一定做了”，故D项正确。29(2018天津) I cant find my purse. I_ it in the supermarket yesterday, but Im

28、not sure.Ashould leaveBmust have leftCmight leaveDcould have left【答案】D【解析】【详解】考查情态动词表推测。句意：我不能找到我的钱包了，昨天我有可能把它落到超市了，但我不确定。根据句中时间状语yesterday可知，是对过去事情的推测，故用情态动词+ have done，再根据后句but Im not sure.可知，此推测为不能肯定的推测，故用情态动词could，表示“可能”。故选D。【点睛】情态动词是每年高考的热点也是难点。本题抓住两点：第一、时态。根据句中时间状语可以判断出是对过去事情的推测，故用情态动词 + have

29、done；如果是对现在事情的推测，才用情态动词+v原形。第二、情态动词的选择。must为肯定推测，表示“一定”，could为不肯定推测，表示“可能”，这样就能选出正确答案。30What a pity! Considering his ability and experience, he _ it better.Aneed have doneBmust have doneCcan have doneDmight have done【答案】D【解析】【详解】考查虚拟语气中的情态动词。句意：真遗憾啊！考虑到他的能力和经验，他也许可以做得更好。can have done较少使用此结构，表示对过去行为的

30、怀疑；用于疑问句时意为“难道真的做了吗”，表示怀疑；need have done需要做某事，实际上却未做（表示虚拟语气）；must have done一定做了某事（表示对过去发生的事情的肯定推测）；might have done表示对发生过的事情的推测，意思是“可能已经”或“也许已经”，用于肯定句中。故D正确。【点睛】本题是高考必考考点，一定要牢记句型意思。must have done过去肯定做了某事。should have done本应该做而实际未做。cant have done过去不可能做了某事；shouldnt have done 本不应该做而实际做了。need have done本有必要做某事而没做；neednt have done本没有必要做某事；注意没有mustnt have done的形式。