情态动词专项练习及答案

1、1. Jeanhave kept his promise. I won der why he cha nged his idea.A. must B. should C. n eedD. would解析：选B. “should have过去分词表示 过去本来应该（但没能）做某事”keep one s prom意为 信守诺言 ”2. Janehave come to the party, but shenot find the exact time.A. could; couldB. might; couldC. should; couldD. should; would解析：选A. “ cou

2、ld have过去分词表示过去本来应该（但没能）做某事”3. So many mistakes in your homework! You more careful.A. may beB. had to C. would beD. should have bee n解析：选 D. “You should have been more careful意为：.你本来应该更细心的。4. Her brotherbe at home now, because he was seen playing basketball in the stadium just now.A. mustn t B. need

3、 n tC. can t D. should nt解析：选 C. can t be at hor意为：不可能在家。5. -I can t understand why our boss is late.-Hethe early bus.A. could missB. may have missedC. can have missed D. might miss解析：选B. “may have过去分词表示对过去动作的判断，意为：可能做了某事。注意：can表示可能时，只能用于疑问句和反问句。6. She did nt an swer the phone, sheasleep.A. may beB.

4、 must beC. should have bee nD. must have bee n解析：选D.表示：对过去发生的事情的肯定推测。7. The little girl s eyes were red. She.A. may cryB. must cryC. must be cried D. must have bee n crying解析：选D.意为：她刚才肯定一直在哭。对过去某事正发生的推测。8. Hehis supper now, for the dining hall is still closed.A. can t be havingB. needn t be havingC.

5、 must n t be havi ngD. should nt be having解析：选A.对现在正在发生的事情的否定推测。9. I parked my bike behind the building, but now it is gone. It.A. may be stole nB. must be stole nC. must have bee n stole nD. must have stole n解析：选C.对过去发生的事情的肯定推测的被动式。10. Mr. Blackgo to work by ferry before the bridge was built?A. Did

6、; used toB. Use; toC. Did; use to D. Does; use to解析：选 C. used to do的疑问式，可以是 Used+主语+to do ?或Did +主语+use to do?11. The hotel is only a stone s throw away, youtake a bus.A. n eed not to B. not n eed toC. dont n eedD. n eed not解析：选D.说话人认为不必要乘车,need为情态动词。12. I am busy now,my brother do it for you ?A. Wi

7、llB. ShallC. MustD. May解析：选B.在疑问句中shall用于第三人称，也表示征求意见。13. -You needn t do it right now, need you?-Yes I am afraid I.A. needB. needn t C. mustD. mustn t解析：选C. Yes的意思是：不。意为：恐怕我必须现在就做。14. My En glish-Ch in ese dictio nary has disappeared . Whohave take n it?A. should B. mustC. couldD. would解析：选 C. coul

8、d/can have done用于否定推测和疑问推测。15. -The room is so dirty.we clea n it?-Of course.A Will B. Shall C. Would D. Do解析：选B. shall用在疑问句中，常用于第一，三人称，表示征求意见或请求指示。16. If you have something important to do, you waste any time.A. needn t B. mustn t C. may notD. won t解析：选B.根据句意用must nt17. If you want to borrow a foot

9、ball after school, your student cardhere.A. has to leave B. must leave C. has to be leftD. must be left解析：选 C. have to表示客观需要，must表示主观需要。学生证必须放在此是客观需要。18. “ Did you scold him for his carelessness?”“Yes, but it ”A. I d rather not doB. I d rather not have doneC. I shouldn t doD. I d better not do解析：选 B

10、. would rather 加完成时表示对完成了的或过去了的事情的态度。意为：当时是不情愿做的。19. “ Don t get near to it . It is too dangerous!”a”A. Yes, I won t B. No, I don t C. No, I can t D. No, I won t 解析：选D. A为错误的表达方式；B和C没有直接回答对方的问候。20. He must be in the classroom, he?A. mustn t B. can tC. isn tD.can解析：选C.对表否定的must进行反意疑问时，要用句子的实义动词21. He

11、be in the garden. He must be in the room.A. can tB. mustn t C. will notD. may not解析：选A.否定推测用 can不用 must nt22. “ Do you have to leave now? ”“I am very sorry, but I really.”A. can tB. haveC. should D. must解析：选D.回答 have to的疑问句用must作肯定回答。23. “ Let s go to the library, shall we? ”A. No, I can t B. Yes, I

12、 willC. Yes , thank you D. No, we d better not解析：选D. A,B,C都不能回答 shall we,此处 D的语气比较婉转客气。24. “ Can I take it away? ”“ You better not.”A. should B. couldC. would D. had解析：选 D. had better与不带 to的不定式构成谓语，可以变成疑问句：Hadn t you bette-25. You have brought your camera. They all had theirs with them.A. couldn tB.

13、 needn t C. wouldn tD. mustn t解析：选B.本来不必要做某事26. See who is there!it be May?A. MayB. MustC. CanD. Will解析：选C.表推测时A，B都用作疑问句。27. Johnbe a basketball player. He is much too short.A. mayB. mustn tC.Dc.asnhouldt解析：选C.断然的不定推测用cant28. The Chinese teacher looks so pale. She be ill.A. mustB. mustn tC.Dc.anneed

14、解析：选 A. 表示有把握的肯定推测用 must29. Somethingto save our earth. Do you think so?A. can doB. must doC. has to doD. must be done解析：选 D. “something must be done意为：必须采取措施。30. Look at what you have done! You be more careful.C. wouldD. shouldA. oughtB. can解析：选 D. ought 后应用 to31. Has Li Lin started? He said he wou

15、ld join in the party. He . He is a man of keeping his word.A. could have leftB. must have leftC. can t comeD. won t be coming解析： B 。从 He is a man of keeping his word 中可以看出，李林肯定已经出发来参加聚会了，这是对已经发生的事情非常肯定的推测，故用 must have done。注意mus俵推测时，不能用于否定句和疑问句中。32. May I park my car here? No, you . No car is allowe

16、d to park here.A. may not B. needn t C. mustn tD. daren t解析：C。此题考查以情态动词提问的一般疑问句的回答。在英语中，以某些情态动词提问的句子，出于礼貌委婉或句意的需要，回答时，要换用另一个情态动词。在回答must开头的一般疑问句时，肯定回答用must，否定回答用needn或don t haveto;在回答may开头的一般疑问句时，肯定回答用may，否定回答用 mustn ;t在回答neec开头的一般疑问句时，肯定回答用must，否定回答用 needn t33. Excuse me, could you tell me where th

17、e Yajia Supermarket is? It s two blocks straight ahead. You miss it.A. mustn tB. can tC. needn tD. shouldn t解析：B。根据题意，此处需要表示推测的否定结构，故 can为正确答案。4. A。这是一个省略句，couldn t have dor表示对过去发生的动作的否定推测，意为不可能”。34. I saw Mr. Sun at Tongyu Station this morning. You . He s still on holiday in Hawaii.A. couldn t have

18、B. mustn t haveC. shouldn tD. needn t解析：A。这是一个省略句，couldnt have do表示对过去发生的动作的否定推测，意为不可能”。35. How about paying a visit to Dr. Wang, our former Chinese teacher? Good idea. I will e-mail him today so that he know to expect us.A. shall; why B. could; when C. would; what D. will; how解析：B。这是一个综合题。本题so that

19、后的目的状语从句中的谓语动词要用情态动词( may/ might / can / could )+动词原形” When to expect us表示 我们什么时候可到达 ” 疑问词+不定式结构在句中作 know的宾语。36. Everything has two sides. Beautiful songs, sometimes, be just noise to others.A. must B. may C. should D. could解析：B。由sometimes可知，此处应用表示可能性不大的情态动词，即may。37. Someone my umbrella. I found it

20、wet yesterday.A. must be usingB. must have usedC. must useD. must have been using解析：B。由后句可知，这是对过去发生的事情的肯定推测，故B项正确。38. How dangerous it was! Yes, but for the passer-by s quick action, the girl .A. was drownedB. could have been drownedC. had drownedD. should be drowned解析：B。 but for的意思是 要不是”语法功能上等同于if引

21、导的否定虚拟条件句，因前句中How dangerous it was可知应与过去事实相反。39. You scold such a pupil who always keeps silent so seriously that you h u rt him.A. should; canC. mustn mta;yB. may; willD. can t; must解析：C。mustn表示 不准许” may表示可能性，所以C正确。40. Why does Alice know so much about Angkor Wat? She have been there, or .A. must B

22、. oughtn t toC. may D. can t解析：C。句意：她或许到过那里，或者。or .是重要的信息，说明还有其他的可能性。A的说法太绝对，与or .提供的信息冲突。41. You may laugh, but I ve been thinking of becoming a vegetariOanh., you be crazy. You will be hungry all the time.A. must B. may C. will D. need解析：A。must表示的把握最大，may表示有可能，need不表示推测，will表示将来。根据句意可知A正确，表明对对方的不理

23、解和责备，语气比较坚决。42. Whats the matter with you? Oh, I m not feeling well in the stomach. I so much fried fish just now.A. shouldn t eatB. mustn t have eatenC. shouldn t have eaten D. mustn t eat解析：C。shouldn t have don表示 本不该做，但实际上却做了 ”。43. he have been chosen as captain of the football team? Yes, he .A. C

24、an; must haveB. Must; must haveC. Can; mustD. Must; must解析：A。疑问句中可以用 can,肯定句用must。44. Mr. Zhang in Shanghai tomorrow morning.A. can have arrivedB. will have arrivedC. may have arrivedD. must have arrived解析： B。 will + have done ，表示对将来必然进程的猜测。45. Miss Wang started at 8 o clock, and she be there now.A.

25、 should B. can C. can tD. need解析：A。should表示主观性猜测，译为应该”。46. It must be Mr. Li who did it. No, it be Mr. Li.A. mustn t B. wouldn tC. can tD. may解析：C, can 表示否定的猜测，侧重于主观判断，译为决不会；不可能”。47. You fi n i s h reading the book as soon as possible.A. may B. can C. need D. should解析：D。should表示劝告某人应该做某事。48. Need yo

26、u go to work now? Yes, I .A. must B. need C. can D. dare解析：A。neec引导的一般疑问句，肯定回答应用must。49. Your trousers are dirty. them for you?A. Shall I washB. Will I washC. Am I going to washD. Am I washing解析： A。 Shall I .？是征求对方意见时常用的句型。50. You are late for school today. You to school earlier.A. ought to comeB. s

27、hould have comeC. ought have comeD. should come解析：B。 should have done表示 过去某件事应该做而实际上没有做”，此处含有责备之意，也可用 ought to have come。51. We must learn from Lei Feng, we?A. may B. can t C. don t D. needn t解析：D。反意疑问句中，当must作 必须解时，可以用needn t / mustn构成附加疑问句。52. She must be hungry, she?A. isn tB. needn t C. doesn tD

28、 won t解析：A。反意疑问句中，陈述部分的must表示对现在情况推测时，附加疑问句中通常依据must后面的动词形式确定助动词。53. He ought to come here early, he?A. would B. should C. didn tD. shouldn t解析：D。反意疑问句中，陈述部分的谓语有ought to时，附加疑问句中应用shouldn 或oughtn 。54. You used to smoke, you?A. used to B. don t C. didn t D. shouldn t解析：C。反意疑问句中，陈述部分的谓语有used to时，附加疑问句中

29、应用didn 或usedn t55. You ought for what you haven t done.A. not to be punished B. not be punishedC. to not punished D. to not be punished解析：A。 ought to的否定式是ought not to。56. you please tell me the way to the post office?A. Must B. Need C. WouldD. Should解析：C。Would you please . ?是向对方提出请求或询问时常用的婉转而有礼貌的句型。

30、27. A。主语是第三人称时，shall表示说话人给对方的 “允诺；命令；指示；意愿 ”。57. I m sure he have the computer sooner or later.A. shall B. can C. must D. would解析： C。 Would you please .?是向对方提出请求或询问时常用的婉转而有礼貌的句型。58. It is important that we learn how to drive.A. have to B. should C. need D. shall解析：B。在 It is important / impossible /

31、necessary that .句型中，that从句的谓语用“( should + 动) 词原形 ”。59. It has been announced that candidates remain in their seats until all the papers have been collected.A. canB. willC. mayD. shall解析：D。在规章中告诫应考者，在收完所有试卷前必须”留在教室里。60. How you say that you really understand the whole story if you have covered only a

32、 part of the article?A. canB. mustC. needD. may解析：A。can在疑问句中，表示疑惑、怀疑，根据情况可译作能、可以”等。61. I didn t see her in the meeting room this morning. She at the meeting.A. mustn t have spokenB. shouldn t have spokenC. needn t have spokenD. couldn t have spoken解析：D. must表示推测时不用于否定句；shouldn t have done st表示本不应该做某

33、事而实际上做了”； needn t have done sth.表示 本来不必做某事而实际上做了”； couldn t have done st表示 不可能做过某事”。根据题意，选 D。62. One ought for what one hasn t done.A. not to be punishedB. to not be punishedC. to not punishedD. not be punished解析：A.情态动词ought后要接带to的不定式，ought to do的否定式是ought not to do，所以答案是 A。63. If you really want yo

34、urself to be in good health, you must _ always _ so much.A. not; be smokingB. not; have smokedC. not; to smokeD. be not; smoking解析： A. must not always be doing sth. 表示 “不要老是做谋事 ”，含有埋怨、指责、反感等感情色彩。64. With so much work on hand, you to see the game last night.A. mustn t goB. shouldn t goC. couldn t hav

35、e gone D. shouldn havte gone解析：D.题中的 A项和 B项都指现在情况；couldn t have gon表示 不可能去过”；shouldn t have gon表示 本不应该去而实 际上去了 ”。根据题意，选 D。65. Most of the students felt rather disappointed at the English party. They say that it better organized.A. had beenB. had to beC. must have been D. could have been解析： D. could

36、have done sth. 表示 “本来能够做某事而实际上未能做成 ”。66. I m surprised that he in the exam.A. should failB. would have failedC. may have failedD. should have failed解析： D. should 可用于表示惊奇、感叹、不满等感情色彩的句子，如指过去的动作，则要用should have done sth. Would 和may通常不带感情色彩。67. The little girl there alone.A. not dare goB. dares not go C.

37、 dare not go D. dare not to go解析：C.题中的dare是情态动词，后接不带to的不定式，主要用于疑问句、否定句和条件句中。68. “ Must we do it now? ” “ No, you . ”A. won tB. needn t C. can D. don t解析：B. must开头的疑问句，否定答语用needn或don t have to69. He said he would rather not it right now.A. doingB. to doC. doD. to be doing解析： C. would rather 通常也视为情态动词

38、（组） ，后接动词原形，其否定形式为 would rather not。70. You to the meeting this afternoon if you have something important to do.A. needn t to comeB. don t need comeC. don t need comingD. needn t come解析：D. need作为情态动词，其否定形式为needn;作实义动词时，其否定形式为don t （doesn t） need to do71. Put on more clothes. You be feeling cold with

39、 only a shirt on.A. canB. couldC. wouldD. must解析：D. must用在肯定句中表推测时，语气比 could, would等肯定得多。此处“must不定式进行式表 想必正在”之意。72. I play football than baseball.A. would ratherB.had betterC. like betterD. prefer解析： A. would rathertha n，意为“宁愿（做） 而不（做） ”。73. I thought you _like something to read, so I have brought y

40、ou some books.A. mayB. mightC. couldD. must解析：B.由句意可知，这是对过去发生的事情不太有把握的推测。74. There was plenty of times. She .A. mustn hatve hurriedB. couldn t have hurriedC. must not hurryD. needn t have hurried解析：D. needn t have dor意为 过去不必做而做了某事 ”。75. The plant is dead. I it more water.A. will giveB. would have gi

41、venC. must giveD. should have given解析：D. should have done表示 过去应该做而没有做某事 ”。76. You return the book now. You can keep it till next week if you like.A. can tB. mustn t C. needn t D. may not解析：C. can （不能），mustn t不准），may not （不可以），均不合题意。77. It s still early, you .A. mustn t hurryB. wouldn t hurryC. may n

42、ot hurryD. don t have to hurry解析 :D. don t have to = needn t78. Please open the window, ?A. can t you B. aren t you C. do youD. will you解析： D. will 用在第二人称的疑问句中，为询问（或征求）对方的意愿或向对方提出请求之意。79. We for her because she never came.A. mustn hatve waitedB. shouldn t have waitedC. mustn t waitD. needn t wait解析：

43、B. should not have done表示 过去不应该做而做了某事”，含有 后悔”、责备”、劝告”，批评之意。80. May I stop here? No, you .A. mustn tB. might notC. needn t D. won t解析：A. may开头的疑问句，否定答语常用mustn。81. It s a fine day. Let s go fishing, .A. won t weB. will weC. don t we D. shall we解析：D.疑问句中shall用于第一、三人称，用来征询对方的意见。82. I didn t see her in t

44、he meeting room this morning. She at the meeting.A. mustn t have spokenB. shouldn t have spokenC. needn hatve spokenD. couldn t have spoken解析：D.推测 她不可能在会上发言”，must表示推测时，不能用于否定句中。83. Please don t make a noise. . I ll be as quiet as a mouse.D. Yes, I willA. Yes, I won t B. No, I won t C. No, I will 解析：

45、 B. will 在此处表示 “意志（向） ”。84. The young man has made so much noise that he not have been allowed to attend the concert.A. could B. must C. would D. should解析：D. should not have done表示 过去不应该做而做了某事”含有 后悔” 责备” 劝告” 批评之意。85. Where is John? He in the library.A. should beB. must beC. can be D. must have been解

46、析：B. must do表示对现在的事实进仃推测。86. Since the road is wet this morning, last night.A. it must rainB. it must be rainingC. it must have rainedD. it must have been rain解析：C. must have done用于对过去发生的事情进行推测，且较有把握。87. Will your brother stay home tonight? Im not quite sure. He to the cinema tonight.A. must goB. ca

47、n goC. may go D. may be going解析：C.表示推测时，must比 may语气- 肯定。88. She s already two hours late. What to her?A. can have happenedB. may have happenedC. should have happenedD. must happen解析：A. can表推测，只用于否定句和疑问句中。89. You must be a writer, ?A. mustn t you B. are youC. must you D. aren t you解析：Dmust表示推测时，其后的反意问句有两种情况：对现存状态（现在的事实）进行推测时，反意疑问句中动词用其一般现在形式。对过去发