| 1. 难度：中等 | |
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Tom, you _____ leave all your clothes on the floor like this! A. wouldn’t B. mustn’t C. needn’t D. may not
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| 2. 难度：中等 | |
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It is a good example of a site that many people think _____ to change. A. need B. to need C. needs D. needing
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| 3. 难度：中等 | |
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I _____ you would come today. You _____ me a phone call in advance. A. don’t expect; should have given B. didn’t expect; could have given C. hadn’t expected; ought to give D. didn’t expect; can have given
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| 4. 难度：简单 | |
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—Could I borrow your dictionary? -—Yes, of course you _____. A. could B. will C. can D. might
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| 5. 难度：中等 | |
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If I hadn’t stood under the ladder to catch you when you fell, you _____ now. A. wouldn’t be smiling B. couldn’t have smiled C. won’t smile D. didn’t smile
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| 6. 难度：简单 | |
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Why _____ you always interrupt me? A. must B. may C. can D. will
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| 7. 难度：中等 | |
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He _____ without saying good-bye to them, for he always has good manners. A. mustn’t have left B. may not leave C. shouldn’t have left D. can’t have left
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| 8. 难度：简单 | |
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—Don’t forget to take the message to my teacher. —_____. A. Yes, I will B. No, I won’t C. I don’t’ think so D. Sorry, I don’t
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| 9. 难度：中等 | |
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The poor boy _____ the test again; in that case, his mother will be very disappointed. A. must have failed B. might fail C. could have failed D. should fail
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| 10. 难度：中等 | |
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— Write to me when you get home. — __________. A. I must B. I should C. I will D. I can
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| 11. 难度：简单 | |
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Oh, I’m not feeling well in the stomach. I ______ so much fried chicken just now. A. shouldn’t eat B. mustn’t have eaten C. shouldn’t have eaten D. mustn’t eat
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| 12. 难度：中等 | |
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I have lost one of my gloves. I _____ it somewhere. A. must drop B. must have dropped C. must be dropping D. must have been dropped
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| 13. 难度：困难 | |
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The World Wide Web is sometimes jokingly called the World Wide Wait because it ______ be very slow. A. should B. must C. will D. can
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| 14. 难度：简单 | |
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This cake is very sweet. You _____ a lot of sugar in it. A. should put B. could have put C. might put D. must have put
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| 15. 难度：中等 | |
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If you listen to me, you ____have some candies, Tommy. A. are able to B. shall C. must D. need
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| 16. 难度：中等 | |
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In the summer vacation we____ often take a walk along the river. A might B could C would D should
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| 17. 难度：中等 | |
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--What will you do during winter vacation? --I don’t know, but it’s about time ____ something. A I’m deciding B I’ll decide C I’d decided D I decided
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| 18. 难度：简单 | |
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I’ve tried several times, but the car just _______. A. doesn’t start B. wouldn’t start C. won’t start D. didn’t start
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| 19. 难度：中等 | |
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Sorry I’m late. I ______ have turned off the alarm clock and gone back to sleep again. A. might B. should C. can D. will
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| 20. 难度：困难 | |
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—We need a person badly to think up such an idea. —_______ the new comer have a try? A. Shall B. May C. Should D. Need
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| 21. 难度：中等 | |
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—Is there any flight to Tokyo today? — I think there _____, for the weather is too bad. A. mustn’t be B. mightn’t be C. needn’t be D. can’t be
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| 22. 难度：简单 | |
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—Is there a fog in the evening? —There _______ be. I’ll make a phone call to find it out. A. must B. would C. will D. might
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| 23. 难度：简单 | |
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—I hear you have written a novel. —Yes, the book ________ be out in a month or so. A. can B. dare C. should D. need
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| 24. 难度：中等 | |
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—Why didn’t you attend the lecture yesterday? —I didn’t think that we _______ on Sundays. A. should B. ought to have C. shouldn’t have D. will have to
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| 25. 难度：困难 | |
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He _______ Shanghai, for I saw him talking with the headmaster a moment ago. A. must have gone to B. can’t have gone to C. mustn’t have been to D. can’t have been to
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| 26. 难度：中等 | |
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She is too slow. She ________ pass the test, but she __________ too little. A. would; knew B. will; knows C. would; knows D. will; knew
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| 27. 难度：困难 | |
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--What do you think of it? --I think it is a thing of importance that it ____ done soon. A. is B. is to be C. be D. to be
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| 28. 难度：中等 | |
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Mr. Bush is on time for everything. How _____ it be that he was late for the opening ceremony? A. can B. should C. may D. must
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| 29. 难度：中等 | |
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You _____ pay your library fines. If not, you _____ not be allowed to graduate. A. may; should B. should; need C. must; will D. will; can
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| 30. 难度：中等 | |
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The pilot kept calm in the terrible storm, otherwise the accident ______. A. couldn’t be prevented B. mustn’t have prevented C. wouldn’t have been prevented D. shouldn’t prevent
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| 31. 难度：中等 | |
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My aunt _____ here by now, for she took the early bus. A. must arrive B. can arrive C. may arrive D. ought to have arrived
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| 32. 难度：简单 | |
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You _____ phone him if you want to, but you _____! He will surely phone you. A. may; mustn’t B. have to; needn’t C. can; needn’t D. can; doesn’t need
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| 33. 难度：简单 | |
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— Is John coming by train? — He should, but he ______ not. He likes driving his car. A. must B. can C. need D. may
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| 34. 难度：中等 | |
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I ______ have been more than six years old when the accident happened. A. shouldn’t B. couldn’t C. mustn’t D. needn’t
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| 35. 难度：简单 | |
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We ____ last night, but we went to the concert instead. A must have studied B might study C should have studied D would study
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| 36. 难度：困难 | |
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Jane’s pale face suggested that she ____ ill, and her parents suggested that she ____ a medical examination. A be; should have B was; have C should be; had D was; has
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| 37. 难度：中等 | |
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Haven’t I told you that you __________ have the answer tomorrow morning? A. will B. shall C. should D. would
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| 38. 难度：中等 | |
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—I went to work on foot yesterday, though it _________ cats and dogs. —You __________ by bus. It was likely to get a cold. A. is raining; must have gone B. rained; would go C. was mining; should have gone D. have rained; could have gone
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| 39. 难度：困难 | |
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—Mum, I climbed to get the Teddy Bear from the top of the shelf. —My goodness! You _______ yourself. You ______ do that next time. A. must have hurt; mustn’t B. should have hurt; can’t C. may have hurt; mustn’t D. might have hurt; won’t be able to
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| 40. 难度：中等 | |
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—Look, John’s fallen asleep. — Oh, he _______ too late last night. A. might sit up B. should have sat up C. could sit up D. must have sat up
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| 41. 难度：中等 | |
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—Why hasn’t the speaker turned up? —He _________ the flight. I’ll find it out at once. A. must have missed B. might have missed C. would have missed D. could have missed
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| 42. 难度：中等 | |
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The biggest problem for most plants, which ______ just get up and run away when threatened, is that animals like to eat them. A. shan’t B. can’t C. needn’t D. mustn’t
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| 43. 难度：中等 | |
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My MP4 player isn’t in my bag. Where I have put it? A. can B. must C. should D. would
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| 44. 难度：中等 | |
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—Why am I so slow at doing the cloze test? —I guess you didn’t realize the use _____ the contexts. A. you should have made of B. you must have made from C. of which you could have from D. out of which you need make
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| 45. 难度：中等 | |
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—May I speak to the patient now? —No, you _____. He is too weak now. A. needn’t B. may not C. mustn’t D. oughtn’t
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| 46. 难度：中等 | |
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—You know that you were driving at 100 kilometers per hour, don’t you? —No, officer, I _____ have been. This car can’t do more than 80. A. mustn’t B. shouldn’t C. may not D. couldn’t
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| 47. 难度：中等 | |
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—I didn’t see her yesterday. —Of course, you _____, because she had gone to a trip. A. can’t B. may not have C. can’t have D. mustn’t have
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| 48. 难度：中等 | |
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The boy stood there without _____ a word. A. dare to say B. daring to say C. dared to say D. dare say
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| 49. 难度：困难 | |
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His homework______, but it _____. A. needs correcting; needn’t rewriting B. need be corrected; doesn’t need to be rewriting C. needs correcting; needn’t be rewritten D. needs to be corrected; needn’t to be rewritten
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| 50. 难度：中等 | |
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--- Why is Jenny still standing there? It’s so cold. —She _____ for someone. A. can wait B. might have waited C. must be waiting D. should have waited
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| 51. 难度：中等 | |
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He hesitated for a moment before kicking the ball, otherwise he ______ a goal. A. had scored B. scored C. would score D. would have scored
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| 52. 难度：中等 | |
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Naturally, after I told her what to do, my daughter _____ go and do the opposite! A. may B. can C. must D. should
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| 53. 难度：中等 | |
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If I ________ plan to do anything I wanted to. I’d like to go to Tibet and travel through as much of it as possible. A. would B. could C. had to D. ought to
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| 54. 难度：中等 | |
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-Is there any flight to New York today? --I think there ____ be, for the weather is too bad. A mustn’t B may not C shouldn’t D can’t
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