情态动词专项练习及答案

1、情态动词专项练习1. Jeanhave kept his promise. I wonder why he changed his idea.A. must B. should C. need D. 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 promis意e 为“信守诺言”。2. Janehave come to the party, but shenot find the exact time.A. could; couldB. might; couldC. should; couldD.

2、should; would解析：选 A.“ could 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! Youmore careful.A. may be B. had to C. would be D. 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 stad

3、ium just now.A. mustn 'tB. needn 'tC. can 't D. shouldn't解析：选 C. can 't be at home意 为：不可能在家。5-I can 't understandy w ohur 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：可能做了某事。注意： can表示可能时，只能用于疑

4、问句和反问句。6. She didn't answer the phone, she asleep.A. may beB. must beC. should have been D. must have been解析：选 D. 表示：对过去发生的事情的肯定推测。7The little girl's eyes were red. She .A. may cryB. must cryC. must be cried D. must have been 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。8He his supper now, for the

5、 dining hall is still closed.A. can 't be havingB. needn 't be havingC. mustn 't be havingD. shouldn't be having解析：选 A. 对现在正在发生的事情的否定推测。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

6、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; used to B. Use; to C. 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, you take a bus.A. need not toB. not need toC. don

7、9;t needD. need 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. WillB. ShallC. Must D. 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. must D. mustn 't解析：选 C. Yes的意思是：不。意为：恐怕我必

8、须现在就做。14. My English-Chinese dictionary has disappeared . Who have taken it?A. shouldB. must C. could D. would解析：选 C. could/can have done 用于否定推测和疑问推测。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 impo

9、rtant to do, you waste any time.A. needn 'tB. mustn 'tC. may notD. won 't解析：选 B. 根据句意用 mustn' t17. If you want to borrow a 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. “

10、 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. 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. Yes, I won't B. No

11、, I don ' tC. No, I can'tD. 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 'tB. can 't C. isn ' t D.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 be in the garden. He must be in the room.A. can 'tB. mustn 't C. will not

12、 D. may not解析：选 A. 否定推测用 can'不t用 mustn't22. “ 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'tB. Yes, I willC. Yes , thank you D. No, we &

13、#39; 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. shouldB. could C. 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： Hadn' t you better25. You have brought your camera. They all had theirs with them.A. couldn 't B. needn 

14、9;tC. 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. Can D. 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. mustn 'tC. can 't D. should解析：选 C. 断然的不定推测用 can' t28. The Chinese teacher looks so pale.

15、 She be ill.A. mustB. mustn 't C. can D. need解析：选 A. 表示有把握的肯定推测用 must学习必备 欢迎下载29. 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.A. oughtB. can C. would D. s

16、hould解析：选 D. ought 后应用 to31. Has Li Lin started? He said he would 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 m

17、ust 表推测时，不能用于否定句和疑问句中。32. May I park my car here? No, you . No car is allowed to park here.A. may notB. needn 't C. mustn 't D. 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t don'th ave to；在回答 may开头的一般疑

18、问句时， 肯定回答用 may，否定回答用 mustn'；t在回答 need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 the Yajia Supermarket is? It 's two blocks straight ahead. You miss it.A. mustn 't B. can 't C. needn 't D. 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t正

19、确答案。 4. A 。这是一个省略句， couldn 'ht ave done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 B. mustn 't haveC. shouldn 't D. needn 't解析： A 。这是一个省略句， couldn 't have don表e示对过去发生的动作的否定推测，意为“不可能”。

20、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; whyB. could; when C. would; what D. will; how解析： B。这是一个综合题。本题 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 expect us 表示“我们什么

21、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. mustB. 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 wet yesterday.A. must be usingB. must have usedC. must useD. must have bee

22、n 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 'qsu ick 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

23、such a pupil who always keeps silent so seriously that you hurt him.A. should; canB. may; willC. mustn 't; mayD. can 't; must学习必备 欢迎下载解析： C。 mustn'表t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. mustB. oughtn ' t toC . mayD.

24、 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 vegetar Oiahn,. you be crazy. You will be hungry all the time.A. mustB. mayC. willD. 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

25、不 理解和责备，语气比较坚决。42. What ' s 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 h'avte eatenD. mustn ' t eat解析： C。shouldn 't have done表 示“本不该做 ，但实际上却做了 ”。43. he have been chosen

26、as captain of the football team? Yes, he .A. Can; must haveB. Must; must haveC. Can; must D. 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. Mis

27、s Wang started at 8 o' clock, and she be there now.A. shouldB. can C. can ' t D. 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 ' t C. can ' t D. may解析： C, can '表t 示否定的猜测，侧重于主观判断，译为“决不会；不可能 ”。47. You finish readin

28、g the book as soon as possible.A. mayB. can C. need D. should解析： D。 should 表示劝告某人应该做某事。48. Need you go to work now? Yes, I .A. mustB. needC. canD. dare解析： A 。 need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。Sha

29、ll 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. should 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. mayB. can ' t C. don ' t D. ne

30、edn '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t附加疑问句。52. She must be hungry, she?学习必备 欢迎下载A. isn ' t B. needn ' t C. doesn ' t D 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. wouldB. shouldC. didn &#

31、39; t D. 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 't或 oughtn '。t54. You used to smoke, you?A. used toB. 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，附加疑问句中应用 didn ' t或usedn '。t55. You ought for what you haven' t done.A. not to

32、 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. MustB. Need C. Would D. 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。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 '

33、 m sure he have the computer sooner or later.A. shallB. canC. mustD. 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 toB. shouldC. needD. shall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

34、”。59. It has been announced that candidates remain in their seats until all the papers have been collected.A. can B. willC. 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 you say that you really understand the whole story if you have covered only a part of the article?A. canB. must C. needD.

35、 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 sth表. 示“本不

36、应该做某事而实际上做了 ”；needn't have done sth.表 示 “本来不必做某事而实际上做了 ”； couldn ' t have done sth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

37、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 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. mus

38、tn ' t goB. shouldn ' t goC. couldn ' t have goneD. shouldn ' t have gone解析： D. 题中的 A 项和 B 项都指现在情况； couldn ' t have gon表e 示 “不可能去过 ”；shouldn ' t 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 bette

39、r organized.A. had beenB. had to beC. must have beenD. could have been学习必备 欢迎下载解析： D. could 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 sho

40、uld 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 goC. dare not goD. 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 ' tC. can ' tD. don 't解析： B. must 开头的疑问句，否定

41、答语用 needn'或t don' t have t。o69. He said he would rather not it right now.A. doingB. to doC. 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 ne

42、ed 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'；t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 only a shirt on.A. canB. 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

43、进行式 ”表 “想必正在 ”之意。72. I play football than baseball.A. would ratherB. had better C. like better D. prefer解析： A. would rather than ，意为 “宁愿（做） 而不（做） ”。73. I thought you like something to read, so I have brought you some books.A. mayB. 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

44、plenty of times. She .A. mustn ' t have hurriedB. couldn ' t have hurriedC. must not hurry D. needn ' t have hurried 解析： D. needn ' t have don意e 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 givenC. must giveD. should have given解析： D. should have do

45、ne 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 '（t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 not h

46、urryD. don ' t have to hurry解析 :D. don ' t have to = needn 't78. Please open the window, ?A. can ' t youB. 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 ' t have waitedB. shouldn ' t have wa

47、itedC. mustn ' t waitD. needn ' t wait解析： 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。学习必备欢迎下载80. May I stop here? No, you .A. mustn ' tB. might not C. needn ' t D. won 't解析： A. may 开头的疑问句，否定答语常用 mustn'。t81. It ' s a fine day. Let' s go fis

48、hing, .A. won ' t weB. will we C. 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 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 spno ke解析：

49、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.A. Yes, I won' t B. No, I won ' t C. No, I willD. 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 concer

50、t.A. couldB. mustC. would解析： D. should not have done 表示 “过去不应该做而做了某事D. should ”，含有 “后悔 ”、责备 ”、劝告 ”，批评 ”之意。85. Where is John? He in the library.D. must have beenA. should beB. must beC. can be解析： B. must do 表示对现在的事实进行推测。86. Since the road is wet this morning, last night.A. it must rainB. it must be r

51、ainingC. 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行推测，且较有把握。87. Will your brother stay home tonight? I 'm not quite sure. He to the cinema tonight.A. must goB. can go C. may goD. 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 youB. are you C. 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。对过去发生的事情进行推测时，若有表过去的时间状语