情态动词专项练习及答案

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1、.情态动词专项练习1. Jeanhave kept his promise. I wonder why he changed his idea.A. mustB. shouldC. needD. would解析：选 B. “should have +过去分词表示“过去本来应该(但没能)做*事；keep ones promise 意为“信守诺言。2. Janehave e to the party, but shenot find the e*act time.A. could; couldB. might; couldC. should; couldD. should; would解析：选 A

2、.“ could have+过去分词表示过去本来应该(但没能)做*事。3. So many mistakes in your homework! Youmore careful.A. may beB. had toC. would beD. should have been解析：选 D. “You should have been more careful. 意为：你本来应该更细心的。4Her brotherbe at home now, because he was seen playing basketball in the stadium just now.A. mustntB. nee

3、dntC. cantD. shouldnt解析：选 C. cant be at home 意为：不可能在家。5-I cant understand why our boss is late. -Hethe early bus.A. could missB. may have missedC. can have missedD. 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*事。注意：can 表示可能时，只能用于疑问句和反问句。6. She didnt answer the phone, she _ asleep.A. may beB. m

4、ust beC. should have been解析：选 D. 表示：对过去发生的事情的肯定推测。7The little girls eyes were red. She _.D. must have beenA. may cryB. must cryC. must be criedD. must have been crying解析：选 D. 意为：她刚刚肯定一直在哭。对过去*事正发生的推测。8He_ his supper now, for the dining hall is still closed.A. cant be havingB. neednt be havingC. must

5、nt be havingD. shouldnt be having解析：选 A. 对现在正在发生的事情的否认推测。9I parked my bike behind the building, but now it is gone. It _ .A. may be stolenB. must be stolenC. must have been stolenD. must have stolen解析：选 C. 对过去发生的事情的肯定推测的被动式。10. _ Mr. Black_go to work by ferry before the bridge was built “A. Did; use

6、d toB. Use; toC. Did; use toD. 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 stones throw away, you _ take a bus.A. need not toB. not need toC. dont need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. WillB. ShallC

7、. 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 neednt do it right now, need you“-Yes I am afraid I _ .A. needB. needntC. mustD. mustntD. need not.解析：选 C. Yes 的意思是：不。意为：恐怕我必须现在就做。14.My English-Chinese dictionary has disappeared . Who _ have taken it “A. shouldB. mustC. couldD. would解析：选 C. c

8、ould/can have done 用于否认推测和疑问推测。15. -The room is so dirty._ we clean it“ -Of course.A WillB. ShallC. WouldD. 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. needntB. mustntC. may notD. wont解析：选 B. 根据句意用 mustnt17. If you want to borrow a

9、football after school, your student card_ here.A. has to leaveB. must leaveC. 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 _ itA. Id rather not doB. Id rather not have doneC. I shouldnt doD. Id 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. “ Dont get near to it . It is too dangerous!“_ .A. Yes, I wontB. No, I dontC. No, I cantD. No, I wont解析：选 D. A 为错误的表达方式；B 和 C 没有直接答复对方的问候。20. He must be in the classroom, _ he“A. mustntB. cantC. isntD.can解析：选 C. 对表否认的 must 进展反意疑问时，要用句子的实义动词21. He_

11、 be in the garden. He must be in the room.A. cantB. mustntC. will notD. may not解析：选 A. 否认推测用 cant 不用 mustnt22. “Do you have to leave now“I am very sorry, but I really_.A. cantB. haveC. shouldD. must解析：选 D. 答复 have to 的疑问句用 must 作肯定答复。23. “Lets go to the library, shall we“_“A. No, I cantB. Yes, I wil

12、lC. Yes , thank youD. No, wed better not解析：选 D. A,B,C 都不能答复 shall we, 此处 D 的语气比拟婉转客气。24. “Can I take it away“ You _ better not.A. shouldB. couldC. wouldD. 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：Hadnt you better-25. You _ have brought your camera. They all had theirs with them.A. couldntB. nee

13、dntC. wouldntD. mustnt解析：选 B. 本来不必要做*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. John_ be a basketball player. He is much too short.A. mayB. mustntC. cantD. should解析：选 C. 断然的不定推测用 cant28. The Chinese teacher looks so pale. She _ be ill.A. mustB. mustntC.

14、canD. need解析：选 A. 表示有把握的肯定推测用must29. Something_to save our earth. Do you think so“A. can doB. must doC. has to do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.A. oughtB. canC. wouldD. should解析：选 D. ought 后应用 to31. Has Li Lin started“ He said he would

15、join in the party. He _. He is a man of keeping his word.A. could have leftC. cant eB. must have leftD. wont be ingD. must be done解析：B。从 He is a man of keeping his word 中可以看出，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 must 表推测时，不能用于否认句和疑问句中。32. May I park my car here“ No, you _. No car is

16、allowed to park here.A. may not B. neednt C. mustnt D. darent解析：C。此题考察以情态动词提问的一般疑问句的答复。在英语中，以 *些情态动词提问的句子，出于礼貌委婉或句意的需要，答复时， 要换用另一个情态动词。 在答复 must 开头的一般疑问句时， 肯定答复用 must， 否认答复用 neednt 或 dont have to；在答复 may 开头的一般疑问句时， 肯定答复用 may， 否认答复用 mustnt； 在答复 need 开头的一般疑问句时， 肯定答复用 must，否认答复用 neednt。33. E*cuse me, c

17、ould you tell me where the Yajia Supermarket is“ Its two blocks straight ahead. You _ miss it.A. mustnt B. cant C. neednt D. shouldnt解析：B。根据题意，此处需要表示 “推测的否认构造，故cant 为正确答案。4. A。这是一个省略句， couldnt have done表示对过去发生的动作的否认推测，意为“不可能。34. I saw Mr. Sun at Tongyu Station this morning. You _. Hes still on holid

18、ay in Hawaii.A. couldnt haveB. mustnt haveC. shouldntD. neednt解析：A。这是一个省略句，couldnt have done 表示对过去发生的动作的否认推测，意为“不可能。35. How about paying a visit to Dr. Wang, our former Chinese teacher“ Good idea. I will him today so that he _ know _ to e*pect us.A. shall; why B. could; when C. would; what D. will;

19、how解析：B。这是一个综合题。此题so that 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 e*pect us表示“我们什么时候可到达。“疑问词+不定式构造在句中作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. Some

20、one _ my umbrella. I found it 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-bys quick action, the girl _.A. was drownedB. could have been drownedC. had drownedD. should be drowned解析

21、：B。but for的意思是“要不是，语法功能上等同于if 引导的否认虚拟条件句，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 _ hurt him.A. should; canB. may; willC. mustnt; mayD. cant; must解析：C。mustnt 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

22、“ She _ have been there, or .A. must B. oughtnt to C. may D. cant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 being a vegetarian. Oh, you _ be crazy. You will be hungryall the time.A. must B. may C. will D. need解析：A。must 表示的把握最大，may 表

23、示有可能，need 不表示推测，will 表示将来。根据句意可知 A 正确，说明对对方的不理解和责备，语气比拟坚决。42. Whats the matter with you“ Oh, Im not feeling well in the stomach. I _ so much fried fish just now.A. shouldnt eatB. mustnt have eatenC. shouldnt have eatenD. mustnt eat解析：C。shouldnt have done 表示“本不该做，但实际上却做了。43. _ he have been chosen as

24、captain of the football team“ Yes, he _.A. Can; 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想。45. Miss Wang

25、started at 8 oclock, and she _ be there now.A. should B. can C. cant D. need解析：A。should 表示主观性猜想，译为“应该。46. It must be Mr. Li who did it. No, it _ be Mr. Li.A. mustnt B. wouldnt C. cant D. may解析：C, cant 表示否认的猜想，侧重于主观判断，译为“决不会；不可能。47. You _ finish reading the book as soon as possible.A. may B. can C. n

26、eed D. should.解析：D。should 表示劝告*人应该做*事。48. Need you go to work now“ Yes, I _.A. must B. need C. can D. dare解析：A。need 引导的一般疑问句，肯定回容许用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 scho

27、ol today. You _ to school earlier.A. ought to e B. should have eC. ought have e D. should e解析：B。should have done表示“过去*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 e。51. We must learn from Lei Feng, _ we“A. may B. cant C. dont D. neednt解析：D。反意疑问句中，当must 作“必须解时，可以用neednt / mustnt 构成附加疑问句。52. She must be hun

28、gry, _ she“A. isnt B. neednt C. doesnt D wont解析：A。反意疑问句中，述局部的must 表示对现在情况推测时，附加疑问句常依据must 后面的动词形式确定助动词。53. He ought to e here early, _ he“A. would B. should C. didnt D. shouldnt解析：D。反意疑问句中，述局部的谓语有ought to 时，附加疑问句中应用shouldnt 或 oughtnt。54. You used to smoke, _ you“A. used to B. dont C. didnt D. should

29、nt解析：C。反意疑问句中，述局部的谓语有used to 时，附加疑问句中应用 didnt 或usednt。55. You ought _ for what you havent done.A. not to be punished B. not be punishedC. to not punished D. to not be punished解析：A。ought to 的否认式是 ought not to。56. _ you please tell me the way to the post office“A. Must B. Need C. Would D. Should解析：C。W

30、ould 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。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. Im sure he _ have the puter 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. sha

31、ll解析：B。在 It is important / impossible / 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. can B. will C. may D. 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 _ yousay that you really underst

32、and the whole story if you have covered only a part of the article “A. can B. must C. need D. may.解析：A。can 在疑问句中，表示疑惑、疑心，根据情况可译作“能、可以等。61. I didnt see her in the meeting room this morning. She _ at the meeting.A. mustnt have spoken B. shouldnt have spokenC. neednt have spoken D. couldnt have spoken解

33、析：D. must 表示推测时不用于否认句；shouldnt have done sth. 表示“本不应该做*事而实际上做了；neednt havedone sth. 表示“本来不必做*事而实际上做了；couldnt have done sth. 表示“不可能做过*事。根据题意，选D。62. One ought _ for what one hasnt done.A. not to be punished B. to not be punishedC. to not punished D. not be punished解析：A. 情态动词 ought 后要接带 to 的不定式，ought t

34、o do 的否认式是 ought not to do，所以答案是 A。63. If you really want yourself to be in good health, you must _ always _ so much.A. not; be smoking B. not; have smokedC. not; to smoke D. 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

35、 game last night.A. mustnt go B. shouldnt goC. couldnt have gone D. shouldnt have gone解析：D. 题中的 A 项和 B 项都指现在情况；couldnt have gone表示“不可能去过；shouldnt have gone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 been B.

36、 had to be C. must have been D. could have been解析：D. could have done sth. 表示“本来能够做*事而实际上未能做成。66. Im surprised that he _ in the e*am.A. should fail B. would have failedC. may have failed D. should have failed解析：D. should 可用于表示惊奇、感慨、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. T

37、he little girl _ there alone.A. not dare go B. dares not go C. 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、否认句和条件句中。68. “Must we do it now“No, you _.A. wont B. neednt C. cant D. dont解析：B. must 开头的疑问句，否认答语用neednt 或 dont have to。69. He said he would rather not _ it right now.

38、A. doing B. to do C. do D. to be doing解析：C. would rather 通常也视为情态动词组 ，后接动词原形，其否认形式为would rather not。70. You _ to the meeting this afternoon if you have something important to do.A. neednt to e B. dont need eC. dont need ing D. neednt e解析：D. need 作为情态动词，其否认形式为neednt；作实义动词时，其否认形式为dont (doesnt) need to

39、do。71. Put on more clothes. You _ be feeling cold with only a shirt on.A. can B. could C. would D. 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 + 不定式进展式表“想必正在之意。72. I _ play football than baseball.A. would rather B. had better C. like better D. prefer.解析：A. would rather than ，意为“宁愿做而不做。73

40、. I thought you _ like something to read, so I have brought you some books.A. may B. might C. could D. 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. mustnt have hurried B. couldnt have hurriedC. must not hurryD. neednt have hurried解析：D. neednt have done 意为“过去不必做而做了*事。75.

41、 The plant is dead. I _ it more water.A. will giveB. would have givenC. must give D. should have given解析：D. should have done表示“过去应该做而没有做*事。76. You _ return the book now. You can keep it till ne*t week if you like.A. cant B. mustnt C. neednt D. may not解析：C. cant不能 ，mustnt不准 ，may not不可以 ，均不合题意。77. Its

42、 still early, you _.A. mustnt hurryB. wouldnt hurryC. may not hurryD. dont have to hurry解析:D. dont have to = neednt78. Please open the window, _“A. cant you B. arent you C. do you D. 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. mustnt have waited B.

43、 shouldnt have waitedC. mustnt wait D. neednt wait解析：B. should not have done表示“过去不应该做而做了*事，含有“懊悔、“责备、“劝告，“批评之意。80. May I stop here“ No, you _.A. mustnt B. might not C. neednt D. wont解析：A. may 开头的疑问句，否认答语常用mustnt。81. Its a fine day. Lets go fishing, _.A. wont we B. will we C. dont we D. shall we解析：D.

44、 疑问句中 shall 用于第一、三人称，用来征询对方的意见。82. I didnt see her in the meeting room this morning. She _ at the meeting.A. mustnt have spoken B. shouldnt have spokenC. neednt have spoken D. couldnt have spoken解析：D. 推测“她不可能在会上发言，must 表示推测时，不能用于否认句中。83. Please dont make a noise. _. Ill be as quiet as a mouse.A. Yes

45、, I wont B. No, I wont C. No, I will D. Yes, I will解析：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*事，含有“懊悔、“责备、“劝告，“批评之意。85. Where is John“ He _ in the librar

46、y.A. should be B. must be C. can be D. must have been.解析：B. must do 表示对现在的事实进展推测。86. Since the road is wet this morning, _ last night.A. it must rain B. it must be rainingC. it must have rained D. it must have been rain解析：C. must have done 用于对过去发生的事情进展推测，且较有把握。87. Will your brother stay home tonight

47、“ Im not quite sure. He _ to the cinema tonight.A. must go B. can go C. may go D. may be going解析：C. 表示推测时，must 比 may 语气肯定。88. Shes already two hours late. What _ to her“A. can have happened B. may have happenedC. should have happened D. must happen解析：A. can 表推测，只用于否认句和疑问句中。89. You must be a writer,

48、_“A. mustnt you B. are you C. must you D. arent 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展推测时，反意疑问句中动词用其一般现在形式。对过去发生的事情进展推测时，假设有表过去的时间状语，反意问句用动词的过去式。90. I got up early that morning, but I _ so because I had no work to do.A. mustnt have done B. didnt need to doC. neednt have done D. cant have done解析

49、： C. neednt have done 表示“过去不必做而做了*事， 假设表示“不必做*事 且实际上未做 “则用didnt / dont/ doesnt need to.91. He _ have e here yesterday, but he didnt.A. could B. should C. ought to D. all the above解析：D. A 表示“本能够，B, C 表“本应该。92. I missed the last bus, so I _ go home on foot.A. must B. have to C. may D. had to解析：D. have

50、 to 表示客观上要求做*事，must 表示主观上认为必须做*事。93. He ought to win the first prize, _ he“A. oughtnt B. shouldnt C. mustnt D. both A and B解析：D. ought to 的反意问句应用 oughtnt 或 shouldnt 开头。94. Everyone _ do his best for the modernizations of our country.A. can B. may C. should D. might解析：C. should 含“按理应该做、“有义务做之意。95. Le

51、ts clean our classroom, _“A. will you B. dont we C. shall we D. do you解析：C. Lets 中的 us 一般包括对方在。96. Let us play basketball, _“A. will you B. dont we C. shall we D. do you解析：A. Let us 中的 us 一般不包括对方在。97. He asked me for this book many times. Please tell him that he _ have it tomorrow.A. must B. may C.

52、shall D. both B and C解析：D. may 和 shall 均可表“允诺。98. “Your phone number again“ I _ quite catch it.“Its 9568442.A. didnt B. couldnt C. dont D. cant解析：A. 由句后得知句意为“我开场没听清楚对方的，为对过去的事实或发生动作的表述。.99. Mother _ us stories when we were children.A. was used to tell B. is used to telling C. used to tell D. used to telling解析：C. used to do“过去常做*事，be used to doing“习惯于做*事。100. She would rather _ more money on books _ on clothes. not B. to spare dont C. pay than D. spend thanD. would rather 后接动词原形。Spend on sth.为常用构造.A. cost解析：