1. —That must be a mistake.—No, it _____ a mistake.A. must not beB. needn’t beC. cannot beD. would not be2. —_____ I water the trees on Tuesday?—No, you needn’t.A. CanB. MustC. MayD. Shall3. He _____ not pay unless he is punished to pay.A. shallB. willC. canD. would4. I _____ such a mistake again.A. shall never makeB. may never makeC. can never doD. need never do5. —_____ I turn on the radio?—You’d better not. It is noisy enough in this room.A. ShallB. MustC. NeedD. Do6. Let’s go to the library this afternoon, _____?A. shall weB. will weC. can weD. should w e7. Where are my keys? I _____ lost them.A. ought toB. should haveC. will haveD. must have8. Even if he has time, he _____ shopping in town on Sunday.A. won’t goB. will goC. won’t go toD. doesn’t go9. He _____ finished earlier.A. shall haveB. ought toC. could haveD. must have10. In case I _____, I would try again.A. will failB. would missC. should failD. shall miss11. Since the road is wet this morning, _____ last night.A. it must rainB. it must have rainedC. it must be rainedD. it must have been rained 12. He asked me if he _____ open the window.A. shallB. wouldC. willD. should13. Everyone _____ do his best to make the world safe and clean.A. canB. mayC. shouldD. had t o14. _____ to have lunch with us today?A. Do you likeB. Would you likeC. Will you likeD. Have y ou like15. —Will you lend me your book?—Yes, I _____.A. willB. needC. canD. must16. If I had time, _____ see that new movie at the Capital Theater.A. I willB. I mayC. I shallD. I would17. The English of her composition is too good. She can’t _____ i t herself.A. have to writeB. have writtenC. writeD. be written18. You _____ the look on his face when he won the lottery.A. would have seenB. can be seeingC. must seeD. may see19. The light is out in her room; she _____ to bed.A. must have goneB. had goneC. must be goingD. must go20. They _____ that far; but they stopped to have a snack on the way.A. might be goneB. needed goC. could have goneD. ou ght have gone21. He _____ to the farm yesterday.A. need goB. needed goC. has to goD. had to go22. He is so strong that I _____ fight against him.A. dare notB. did dare notC. didn’t dare toD. dare n ot to23. I couldn’t _____cry while I was watching the movie “To liveA. help toB. helpC. help but toD. hel p but24. They asked Tom to give him a drink, but he _____.A. hadn’tB. wasn’tC. wouldn’tD. could25. As physics is hard enough, I _____ study it.A. am not ableB. couldn’tC. am not able toD. cann ot26. You _____ to the meeting this morning if you have something important to doA. needn’t to come B. don’t nee d comeC. don’t need comingD. needn’t come27. _____ you fetch me some hot water?A. CanB. MayC. MustD. Might28. You _____ get down the bus until the bus has stopped.A. can’tB. needn’tC. mustn’tD. don’t29. —Would you come and join us?—I wish I _____. I am busy at the moment.A. canB. couldC. wouldD. should30. You _____ right, but I don’t think you are.A. may beB. could beC. would beD. should be31. She looks so sad. She _____ ill.A. can beB. should beC. must beD. will be32. He _____ away. We don’t see him anywhere around.A. may goB. must goC. can goD. must have gone33. He is much richer than what he _____.A. would beB. must beC. used to beD. c ould be34. The little kid _____ not touch the dog.A. needB. dareC. oughtD. c ould35. I want to go to the hospital, but you _____ with me.A. need to not to goB. do not need goC. need not goD. ne ed go not36. When he was old, Mr Smith _____ sit for hours without saying anything.A. wouldB. shouldC. mustD. will37. Mary _____ be in London because I saw her in town just now.A. mustn’tB. isn’t able toC. may notD. canno t38. The door is still closed. He _____ the key.A. must have lostB. must loseC. need have lostD. can lost39. The bus had left, so we _____ walk home.A. have toB. oughtC. had toD. must40. You _____ see her, but I must.A. haven’tB. cannotC. mustn’tD. need n’t41. “ _____ you play baseball?” “No, I _______”.A. Can; mayB. Can’t; can’tC. May; can’tD. can; can59. The young man insisted that he _____ nothing wrong and ____ _ free.A. did; setB. had done; sho uld be setC. should do; be setD. had done; mu st be set60. I suggested there ____ be a kind of language all could underst and and use ____A. can; itB. /; /C. would; itD. may; /61. The suggestion has been made _____ the basketball game ____ _ put off.A. for; toB. that; beC. which; should beD. to; being62. The order came that the medical supplies _____ to Beijing for the Sars soon.A. would be sentB. should sendC. be sentD. must be sent63. It is important that we _____ wild animals.A. will protectB. should protectC. shall protectD. are protecting64. Had you listened to the doctor, you _____ all right now.A. areB. wereC. would beD. would have been65. _____ any change about the date, please tell me immediately.A. Will there beB. Should there beC. There will beD. There should be66. _____ today, he would get there by Friday.A. Would he leaveB. Was he leavingC. Were he to leaveD. If he leave67. Should it rain, the crops _____ .A. would be savedB. would have be en savedC. will be savedD. had been saved68. You _____ come earlier. The bus left a moment ago.A. wouldB. should haveC. mayD. have69. He treated me as though/as if _____ his own son.A. I amB. I would beC. I wasD. I were70. I _____ you some money, but I hadn’t any on me then.A. would lendB. would have lentC. could lendD. may have lent71. A few minutes earlier and we _____ the rain.A. have caughtB. had caughtC. could have caughtD. were to catch72. --- “Have you ever been to Beijing?”--- “No, but I wish I _____”A.haveB.willC. doD. had73. I’m glad I went over all my notes; otherwise _____ .A. I may have failedB. I’d failC. I’d have failedD. I’ll have failed74. --- “What will you do during the summer holiday?”--- “I don’t know, but it’s high time _____ something.”A. I’m decidingB. I’ll decideC. I decidedD.I decide75. What should we do if it _____ tomorrow?A. should snowB. would snowC. snowD. will snow76. If only I _____ my watch!A. hadn’t lostB.haven’t lostC. didn’t lostD. do n’t lose77. You _____ such a serious mistake if you had followed his ad vice.。