高中英语情态动词练习题
高中英语情态动词形式练习题40题(带答案)
高中英语情态动词形式练习题40题(带答案)1. In the school library, you ______ keep quiet so as not to disturb others.A. canB. mayC. mustD. might答案：C解析：must表示必须，在图书馆里必须保持安静以免打扰他人。
can表示能够，有能力做某事，这里不是强调能力，所以A选项错误。
may表示可能或许，也可表示许可，但语气不如must强烈，这里需要表达一种规定，所以B选项不合适。
might是may的过去式，同样表示可能性或更委婉的许可，不符合语境，D选项错误。
2. For the school sports meeting, students who are good at running ______ participate.A. canB. shouldC. mustD. would答案：A解析：can表示有能力做某事，这里是说擅长跑步的学生能够参加运动会。
should表示应该，侧重于责任或义务，这里没有这种意思，B选项错误。
must表示必须，参加运动会不是强制的，C选项不符合。
would是will的过去式，通常表示过去的意愿或者用于虚拟语气等，D选项不符合语境。
3. You ______ ask the teacher for help if you don't understand the homework.A. canB. mayC. needD. must答案：A解析：can表示可以，在这里是说如果不理解作业可以向老师寻求帮助。
may也有可以的意思，但can的语气更直接，这里用can更合适。
need作情态动词时主要用于否定句和疑问句，这里是肯定句，C选项错误。
must表示必须，这里不是必须要向老师求助，D选项错误。
4. When we have a school trip, we ______ bring our own lunch.A. canB. mayC. shouldD. could答案：B解析：may表示许可，在这里是说我们在学校旅行时可以带自己的午餐。
高考英语情态动词单选题20题
高考英语情态动词单选题20题1.She look very happy. She must have got some good news.A.mustB.canC.shouldD.may答案：A。
本题主要考查情态动词表示推测的用法。
“must”表示肯定的推测，语气最强，根据“She look very happy.”可知她肯定是得到了好消息。
“can”表示可能性，“should”表示应该，“may”表示也许，语气都不如“must”强。
2.He isn't in his office. He could be having a meeting.A.mustB.couldC.shouldD.may答案：B。
“could”表示可能性，语气较弱。
“must”表示肯定的推测，这里不确定他在开会，所以“must”不合适。
“should”表示应该，“may”表示也许，在这里“could”更符合语境。
3.The ground is wet. It might have rained last night.A.mustB.couldC.shouldD.might答案：D。
“might”表示可能性较小的推测。
“must”表示肯定的推测，“could”可能性比“might”大一些，“should”表示应该，这里说地面湿了，只是有可能昨晚下雨了，所以“might”最合适。
4.There is a lot of noise coming from the next room. They must be having a party.A.mustB.canC.shouldD.may答案：A。
“must”表示肯定的推测，根据“There is a lot of noise coming from the next room.”可以推断出他们肯定在开派对。
“can”表示可能性，“should”表示应该，“may”表示也许，语气都不如“must”强。
高中英语情态动词形式单选题60题(含答案)
高中英语情态动词形式单选题60题(含答案)1.She ____ be very tired after such a long journey.A.mustB.canC.couldD.might答案：A。
“must”在这里表示肯定的推测，“她在这么长的旅途之后一定很累”。
“can”表示能力、可能性，在此处不太符合语境；“could”表示过去的能力、可能性或委婉语气，也不太符合；“might”表示可能性较小的推测。
2.He ____ speak French fluently when he was young.A.mustB.canC.couldD.should答案：C。
“could”表示过去的能力，“他年轻时能流利地说法语”。
“must”表示肯定的推测，不符合；“can”表示现在的能力；“should”表示应该。
3.You ____ finish your homework before you watch TV.A.mustB.canC.could答案：A。
“must”表示必须，“你必须在看电视之前完成作业”。
“can”表示能力、可能性；“could”表示过去的能力、可能性或委婉语气；“may”表示可能。
4.____ I borrow your pen?A.MustB.CanC.CouldD.Will答案：B。
“Can I...?”表示请求，“我能借你的笔吗？”“Must”表示必须，语气太强；“Could”用于更委婉的请求，但不如“Can”常用；“Will”表示将来。
5.She ____ have forgotten her keys. She's always so careful.A.can'tB.mustn'tC.shouldn'tD.needn't答案：A。
“can't”表示否定的推测，“她不可能忘了钥匙，她总是很细心”。
“mustn't”表示禁止；“shouldn't”表示不应该；“needn't”表示不必。
高中英语情态动词形式练习题40题【含答案解析】
高中英语情态动词形式练习题40题【含答案解析】1. You ______ be careful when you cross the road.A. mustB. canC. mayD. might答案解析：A。
must表示必须，过马路的时候必须小心，这是一种义务和必要。
can表示能力，这里不是说有没有能力小心，而是强调应该小心，所以B选项错误。
may和might表示可能性或许可，在这里不符合语境，过马路不是一种可能性或者许可的事情，而是必须要做的事情，所以C和D选项错误。
2. - ______ I borrow your pen?- Yes, you can.A. MustB. ShouldC. MayD. Will答案解析：C。
May用于表示请求许可，这里是询问是否可以借笔。
Must表示必须，不符合语境，A选项错误。
Should表示应该，这里不是说应不应该借笔，B选项错误。
Will表示将来或者意愿，这里不是询问将来或者意愿的问题，D选项错误。
3. He ______ speak English very well because he has lived in America for many years.A. canB. mayC. mustD. should答案解析：A。
can表示能力，他在美国住了很多年，所以有能力把英语说得很好。
May表示可能性，这里不是说可能会说英语很好，而是有能力说英语很好，B选项错误。
Must表示必须或者推测可能性很大，这里不是必须说英语好，也不是推测可能性很大，C选项错误。
Should表示应该，这里不是说应该说英语好，D选项错误。
4. It ______ rain tomorrow. We'd better take an umbrella.A. canB. mayC. mustD. should答案解析：B。
may表示可能性，明天可能会下雨，所以最好带伞。
高中英语情态动词形式练习题40题含答案解析
高中英语情态动词形式练习题40题含答案解析1.She is very quiet. She ____ be shy.A.mustB.canC.mightD.should答案解析：C。
must 表示肯定的推测，语气非常强；can 表示可能性，但在这个语境中不太符合；might 表示可能性较小，符合“她很安静”这个描述推测她可能害羞；should 表示应该，不符合推测的意思。
2.The book is missing. Someone ____ have taken it.A.mustB.canC.mightD.should答案解析：A。
书不见了，一定是有人拿走了，must 表示肯定的推测，语气很强。
can 和might 语气较弱；should 表示应该，不符合语境。
3.He is always late. He ____ be very disorganized.A.mustB.canC.might答案解析：A。
他总是迟到，肯定是非常没有条理，must 表示肯定的推测，语气强。
can 和might 可能性较小；should 表示应该，不合适。
4.The lights are on. Someone ____ be at home.A.mustB.canC.mightD.should答案解析：A。
灯亮着，肯定有人在家，must 表示肯定的推测，语气强。
can 和might 可能性较小；should 表示应该，不符合语境。
5.The test was very difficult. She ____ have passed it.A.mustB.canC.mightD.should答案解析：C。
考试很难，她可能通过了，might 表示可能性较小。
must 语气太强；can 表示可能性，但不太符合这个语境；should 表示应该，不符合推测的意思。
6.He looks very tired. He ____ have worked hard.A.mustB.canD.should答案解析：A。
高中英语情态动词形式单选题60题
高中英语情态动词形式单选题60题1. The man in the room ______ be Mr. Smith. He has gone to Beijing.A. can'tB. mustC. mayD. could答案：A。
本题考查情态动词表推测的用法。
can't 表示“不可能”，根据“He has gone to Beijing.”可知房间里的人不可能是史密斯先生。
must 表示“一定”，但与后面的“He has gone to Beijing.”矛盾。
may 表示“可能”，语气较不确定，不符合语境。
could 表示“可能”，但可能性较小，也不符合此处语境。
2. Look! The light in the office is still on. Mr. Liu ______ be working there.A. mustB. can'tC. couldD. might答案：A。
“The light in the office is still on.”表明办公室的灯还亮着，所以刘先生一定在那里工作。
must 表示“一定”，符合语境。
can't 表示“不可能”，与灯还亮着的情况不符。
could 和might 都表示“可能”，语气较弱，不如must 肯定。
3. It ______ rain this afternoon. You'd better take an umbrella withyou.A. mustB. mightC. can'tD. should答案：B。
根据语境，“You'd better take an umbrella with you.”只是一种建议，说明下午可能会下雨，might 表示“可能”，可能性较小。
must 表示“一定”，语气太肯定。
can't 表示“不可能”，不符合建议带伞的意思。
should 表示“应该”，不是表推测。
高中英语情态动词专项练习200题(含答案)
高中情态动词专项练习200题Ⅰ．情态动词的特征：①本身有词义；②不能独立作谓语；③后接动词原形一起构成谓语；④不随人称和数的变化。
Ⅱ．情态动词各自的基本意义及用法：1．can 与could用法2．may与might用法3．must与have to用法4．need与dare用法5．should与ought to用法6．shall与will用法7．used to与would用法Ⅲ．情态动词表推测：1．大多数情态动词（除表‘能力、许可、意志’外），都可以表示推测，其程度有差异。
按可能性程度的高低排列为：must﹥will ﹥would ﹥ought to ﹥should完全肯定完全可能很可能﹥can ﹥could﹥may ﹥might可能有可能2．区分情态动词的否定含义：may not或许不、可能不might not可能不can’t 不可能mustn’t不许、禁止shouldn’t不应该needn’t 不必3．情态动词表推测具体运用：情态动词可以对现在、进行、过去推测。
4．表示反劝的特殊的表推测形式5．注意：Ⅳ．情态动词表推测的反意疑问句1．情态动词表推测的反意疑问句，简单来说，就是以情态动词后的时态为淮，如句子里有明确的时间状语，则以其为准。
2．以must 为例：e.g.: 1．You must be hungry now, aren’t you?2．He must be watching TV , isn’t he ?3．Tom must have lived her for a long time, hasn’t he ?4．She must have arrived yesterday, didn’t she?注：如选择题中（以She must have arrived yesterday, didn’t she？为例）既有didn’t she又有hasn’t she 则以didn’t she？为最佳答案。
高考英语情态动词推测运用练习题20题
高考英语情态动词推测运用练习题20题1.He is always reading books. He must be very interested in literature.A.mustB.mayC.mightD.could答案：A。
“must”在这里表示肯定的推测，语气最强。
他总是在读书，所以一定对文学很感兴趣。
“may”“might”“could”虽然也可以表示推测，但语气较弱，不符合这里的语境。
2.She has a lot of knowledge about art. She could be an art major.A.mustB.mayC.mightD.could答案：D。
“could”在这里表示比较委婉的推测。
她有很多关于艺术的知识，有可能是艺术专业的。
“must”语气太强硬，“may”“might”也可以表示推测，但不如“could”委婉。
3.The man is wearing a suit and tie. He might be going to a formal event.A.mustB.mayC.might答案：C。
“might”在这里表示比较弱的推测。
这个男人穿着西装打着领带，可能是要去一个正式的活动。
“must”语气太肯定，“may”“could”也可以表示推测，但“might”更符合语境。
4.The room is very clean. She may have cleaned it.A.mustB.mayC.mightD.could答案：B。
“may”在这里表示有可能的推测。
房间很干净，她有可能打扫了。
“must”语气太强硬，“might”“could”也可以表示推测，但“may”更符合语境。
5.There are many books on the desk. He could be a student.A.mustB.mayC.mightD.could答案：D。
高中英语情态动词形式练习题40题含答案解析
高中英语情态动词形式练习题40题含答案解析1.You come to the party tonight if you finish your homework.A.canB.couldC.mayD.might答案解析：A。
“can”表示有能力或有机会做某事，在这里表示如果你完成作业就有机会来参加今晚的派对。
“could”和“might”语气较委婉，“may”通常表示可能性。
在这个语境中，强调有能力和机会，用“can”最合适。
2.She pass the exam if she studies hard.A.canB.couldC.mayD.might答案解析：A。
同样，这里强调如果她努力学习就有能力通过考试，“can”表示能力。
“could”“might”语气委婉，“may”表示可能性，这里突出能力，所以选“can”。
3. you help me with this math problem?A.CanB.CouldC.May答案解析：B。
这里用“could”表示委婉地请求，“can”语气较直接，“may”和“might”在这个语境中不太符合请求的语气。
4.I ask you a question?A.CanB.CouldC.MayD.Might答案解析：C。
“may”用于请求许可比较正式，“can”也可以用于请求但相对不那么正式，“could”和“might”语气委婉但在这里不太符合直接请求的语境。
5. he come to school late today?A.CanB.CouldC.MayD.Might答案解析：D。
“might”在这里表示对可能性的较小推测，他今天有可能会迟到吗？“can”和“could”通常不用于这种较小可能性的推测，“may”也不太符合这个语境。
6. you lend me your pen?A.CanB.CouldD.Might答案解析：B。
“could”表示委婉地请求借笔，“can”语气较直接，“may”和“might”不太符合请求借东西的语境。
高二英语情态动词特殊用法练习题40题
高二英语情态动词特殊用法练习题40题1.She must be at home, because her car is parked outside.must bemight becould becan't be答案：must be。
“must be”表示肯定的推测，语气非常强，因为看到她的车停在外面，所以很有把握地推测她一定在家。
“might be”和“could be”表示可能性较小的推测。
“can't be”表示否定的推测。
2.He might be in the library. I'm not sure.must bemight becould becan't be答案：might be。
“might be”表示可能性较小的推测，后面说不确定，所以用“might be”比较合适。
“must be”语气太强，不符合不确定的语境。
“could be”也有一定可能性，但语气没有“might be”那么弱。
“can't be”表示否定的推测。
3.The light is on. She could be in the room.must bemight becould becan't be答案：could be。
“could be”表示有一定的可能性，看到灯亮着，推测她可能在房间里，但不是很确定。
“must be”语气太强。
“might be”可能性比“could be”稍小。
“can't be”表示否定的推测。
4.There is no one in the classroom. They can't be having a class.must bemight becould becan't be答案：can't be。
“can't be”表示否定的推测，教室里没人，所以不可能在上课。
“must be”“might be”“could be”都是表示肯定或可能性的推测，不符合语境。
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情态动词练习1.------"May I go now?"-------"No, you ________. "A. mustn'tB. needn'tC. mightn'tD. won't2. You _________ do the exercise if you don't want to.A. may notB. can'tC. mustn'tD. needn't3. You _________ pay more attention to your spelling next time.A. wouldB. shouldC. willD. shall4. The girl _________ out alone at night.A. dare not goB. dare not to goC. dares not goD. does not dare go5.Bruce must have been in China for a long time,_____?A.hasn’t heB.mustn’t heC.Isn’t heD.wasn’t he6. There ________ be a lot of small houses on both sides of the street.A. used toB. get used toC. wouldD. did use to7.It must have snowed last night,____?A.isn’t itB.haven’t heC.mustn’t itD.didn’t it8.If they _________ to do this work, he might do it some other way.A. wereB. shouldC. willD. can9. I was told yesterday that the company _________ me to Rome next week for a business conference.A. should have sentB. were going to sendC. should be sendingD. should send10.Let's take a walk, ________?A. will weB. don't weC. do weD. shall we11. You must have seen him off yesterday, _________?A. haven't youB. didn't youC. mustn't youD. needn't you12.---- That must be a mistake.---- No .it _________ be.A. can'tB. isn't able toC. canD. was able to13. He had known the matter before you told him, so you _________ have told it to him.A. mustn'tB. can'tC. needn'tD. shouldn't14. How ________ so?A. dare you to sayB. dare you sayC. do you dare sayD. dare to say15. You are their teacher. You _________ care of them.A. should to takeB. might to takeC. ought to takeD. need to take16. She is studying medical science now but she _________ a lawyer.A. used to beB. would beC. wereD. had been17. If you were in an English-speaking country, you, too, _________ English every day.A. will be used to speakB. will be used to speakingC. must be used to speakD. would be used to speaking18. I did not call to make my airline reservation (预订) but I _________.A. should have B, may have C. must have D. shall have19. As a girl, she _________ get up at six every day.A. wouldB. willC. mightD. should20. Don't you remember that we _________ to the cinema tonight?A. would goB. goC. are goingD. will be gone21.---- Shall I tell John about it?---- No, you _________. I've told him already.A. needn'tB. wouldn'tC. mustn'tD. shouldn't22.------"Would you mind if I open the window?"-------“__________”.A. I don't like itB. Yes .pleaseC. No, pleaseD. No. I'm sorry23.-----"Would you tell me something about the affair?"------“__________”.A. Yes .pleaseB. All rightC. Not at allD. I do24. M:________?T:I'd love to, but I'm afraid I have no time."M:0h, no. You'll surely come over.T: It's very nice of you. But I'm sorry I have to go to a meeting.A. Do you have lunch out in a restaurantB. Shall I have you with me at my birthdayC. Did you go to see the filmD. Have you enjoyed yourself at the party25.------"You ought to have come here ten minutes ago?"--------"Yes, I _________. "A. ought toB. ought to haveC. oughtD. have ought to26.------"Would you like to go out for a walk?"------"Yes, ___________. "A. I'd like toB. I'd likeC. I'll like toD. I would27. ________ you succeed !A. CanB. MayC. MustD. Will28. Did he need ________ then?A. leaveB. to leaveC. leavingD. left29. Do you think if he dares _________ in public.A. speakB. speakingC. to speakD. spoken30. He ________ eating American food since he came here.A. used toB. has been usedC. has been used toD. was used to31. A computer ________ think for itself; it ________ be told what to do.A. may not, mustB. mustn't, mightC. shouldn't, couldD. can't, must32.-------"________ you mind my opening the window?"--------"Not at all. "A. ShallB. ShouldC. WillD. Would33.1 didn't hear the phone. I _________ asleep.A. must beB. must have beenC. should have beenD. could have been34. You _________ me about it earlier, but you didn't.A. should have toldB. would have toldC. must have toldD. should tell35. The teacher told the students that they ________ keep silent in class all the time.A. ought to notB. ought not toC. ought not to haveD. can't36.-------Do you speak Japanese?-------No,I don’t , but I_____speak Chinese.A.oughtB.have toC.doD.must37.If you_____quiet ,I’ll tell you what happnedA.beB.will beC.areD.are to be38.-------Look ,it_____be Li Ping.------No,it____be him.He’s gone abroad.A.may;mustn’tB.must;mayC.must;can’tD.can;may not39.Professor Wang,many students want to see you. _____they wait here or outside?A.DoB.AreC.WillD.Shall40.I can’t find Mr Wang anywhere in the office building.Where____he have gone?A.mayB.canC.mustD.Should41.Wherever you____,there’s no place like home.A.can goB.must goC.might goD.may go42.------Don’t forget to post the letter for me.------I _____.A.won’tB.willC.don’tD.can’t43.--------Must I take a taxi?-------No,you_____.You can walk from here.A.don’tB.must notC.don’t have toD.had better not to44.The bus _____start;I don’t know what to do with it.A.can’tB.won’tC.s han’tD.may not45.He was a good swimmer so he _________ swim to the river bank when the boat sank.A. couldB. mightC. shouldD. was able to46. I went to the doctor's yesterday, I had to wait for half an hour before he ________ see me.A. canB. mayC. mightD. could47.---- _________ this book be yours?---- No, it ________ not be mine. It ________ be his.A. Can, must, mayB. May, might, mustC. Can, may, mustD. Must, can, may48.------"We didn't see him at the lecture yesterday. "------"He _________ it. "A. mustn't attendB. can't have attendedC. would have not attendedD. needed haveattended49. They _________ the plane, or perhaps they have been prevented from coming for some reason.A. can have missedB. may have missedC. can have lostD. may have lost50. Since the ground is white, it _________ last night.A. had snowedB. must have snowedC. must be snowingD. must have been snowing51. You must be fifty, ________?A. mustn't youB. needn't youC. aren't youD. mnyn't you52.Your coat is dirty,_____it for you?A.Am I washingB.Will I washC.Am I going to washD.Shall I wash53.No one _____that to his face.A.dare sayB.dare to sayC.dares sayingD.dares said54.There used to be a church in the east of the town,_____?A.didn’t thereen’t to thereed thereedn’t to there55._____you be happy!A.CanB.MayC.MustD.Would56.Where is my pen?I_____it.A.should have lostB.must have lostC.would have lostD.might lose57..A computer____think for itself ; it must be told what to do.A.can’tB.couldn’tC.may notD.might not58.We_____last night ,but we went to the concert instead.A.must have studiedB.might studyC.should have studiedD.would study59.I didn’t hear the phone ,I_____asleep.A.must beB.must have beenC.should beD.should have been60.Be sure to write to us,_____?A.will youB.aren’t youC.can youD.mustn’t you61.I didn’t see her in the meeting-room this morning.She____at the meeting.A.mustn’t have spokenB.shoudn’t have spokenC.needn’t have spokenD.couldn’t have spoken62.There is plenty of time.She____.A.must have hurriedB.needn’t have hurriedC.must not hurryD.couldn’t have hurried63.You don’t______to go there if you have no time.A.needB.wantC.mustD.ought64.Sir,you_____be sitting in this waiting-room.It is for women and children only.A.oughtn’t toB.can’tC.won’tD.don’t65.Tom ought not to_____me your secret ,but he meant no harm.A.have toldB.tellC.be tellingD.having told66.Put on more clothes . You_____be feeling cold with only a shirt on.A.wouldB.canC.couldD.must67.------Why didn’t yo u answer when I called you?------I_____but you didn’t hear me.A.had toB.couldn’tC.didn’t answerD.did68.I_____that time is more valuable than money.A.hardly need sayB.need hardly sayC.need hardly to sayD.hardly need to say69.I____like to become a pianist some day.A.willB.mayC.wouldD.shall70 He_____there now,but I am not sure.A.maybeB.may beC.may have beenD.might have been71.------I didn’t see him yesterday.------Oh,but you______.A.ought toB.should haveC.can’t haveD.may have72.------Where were you this morning?I tried to call you.------I _____ to the library for a while.A.tried to goB.should goC.must goD.had to go73.The flower is dead.I_____it more water.A.will giveB.must giveC.should have givenD.would have given74.------Does Tom want to go to the film?------Yes,but he says_____tonight.A.he’d not rather goB.he’ll rather not goC.he won’t rather goD.he’d rather not go75.------Did you walk home by yourself last night?------Yes ,I did. But I guess I_____.A.shouldn’tB.needn’tC.may not haveD.needn’t have76.It’s nearly seven o’clock.Jack_____be here at any moment.A.mustB.needC.shouldD.can77.You ____ fail to pass the entrance examination if you don't study harder.A. shallB. couldC. willD. should78. I ____ think it would be better to try it again.A. shallB. shouldC. ought toD. can79. If you ____ change your mind, please let me know.A. willB. needC. shouldD. ought to80. I can't understand why you all ____ think that I did it.A. shallB. willC. canD. should81. When I was studying at Beijing University, I ____ take a walk along the lake every evening.A. willB. wouldC. couldD. shall82. ---Mr. John didn't come to the party last night, did he?---No, In fact, we ____ for him. A whole evening was wasted.A. needn't waitB. needn't be waitingC. needn't have wattedD. needn't to wait for.83. He was really very lucky or he ____ his leg.A. would hurtB. might hurtC. would have hurtD. could hurt84. You ____ here two hours ago, and the party will be finished soon.A. should beB. need to beC. should have beenD. must be85. I saw Mr. Smith just now. He ____ to Paris for a conference.A. couldn't goB. mustn't goC. couldn't have goneD. might not86. You ____him a hand, though you were very busy, after all, you are close friends.A. might giveB. might have givenC. could giveD. should give87. The party ended up with a failure. I would rather____the party.A. not have attendedB. not attendC. not to attendD. not to have attended88.The little girl ____ go out for a walk after dark, ____ she?A. doesn't dare to; dareB. daren't to; doesC. dares not; dareD. daren't ;dare89.------___ I finish all the work before the noon?------No, you ____ , you ____ finish it by tomorrow.A. Must;needn't; mustB. Must;needn't;mayC. May;needn't;willD. Need;needn't;may90. You ought ____ for what you have done.A. not to be punishedB. to not be punishedC. to not punishedD. not be punished91.------___ I tell John about it?------No, you ____. I have told him yesterday.A. Shall;shan'tB. Must;mustn'tC. Shall;needn'tD.Can;can't92. Sir, you ____ be sitting in this seat. It is for women or childen only.A. can'tB. oughtn't toC. won'tD. needn't93. ---I hear you've got a set of valuable Australian coins. ____ I have a look? ---Yes, certainly.A. DoB. MayC. ShallD. Should94. ---Shall I tell Li Ming about it? ---No, you _____, he has known-about it already.A. oughtn't toB. needn'tC. shouldn'tD. mustn't95. Sorry, I am late again. I ____ have taken a taxi to come here.A. needB. shouldC. willD.must96.I didn't hear the phone．I ____ asleep．A．must be B．should be C．must have been D．should have been 97.Li Ming ____ to visit his maths teacher last night．（but I am not sure）A．must have gone B．might have gone C．might go D．may go98.I can't find my umbrella．I ____it at the office．A．could have left B．can leave C．should have left D．shall have 99.I don't know what's the m atter．The train____here an hour ago．A．shall arrive B．should arrive C．should have arrived D．ought have arrived 100.You ____ the book to me．You can keep it if you like．A．can't return B．needn't have returned C．may not return D．can't have returned 巩固练习答案：１－５ADBAA 6－10 A DABD 11~15 BACBC 16~20 ADAAC 21~25 ACBBB26~30 ABBCC 31~35 DDBAB 36－40 CBCDB 41－45 DACBD 46--50DCBBB51-- 55 CDAAB 56--60 BBCBA 61--65 DCAAA 66--70 DDDCB 71--75 BDCDD76--80 CABCD 81--85BCCCC 86--90BADBA 91--95 CBBBB 96--100 CBACB。