试题预览
1. John's score on the test is the highest in the class; he____ last night. A) should study B) should have studied C) must have studied D) must have to study 2. --- _____ I go out to play now, Mum? --- No, you _____. You should do your homework first. A. Must; mustn’t B. Must; wouldn’t C. May; needn’t D. May; had better not 3. The room is in a terrible mess; it ____cleaned. (CET-4, 1996,6) A) can't have been B) shouldn't have been C) mustn't have been D) wouldn't have been 4. Nobody knows how people first came to these islands. They ____ from South America on rafts. A) must have sailed B) can sail C) might have sailed D) should have sailed 5. _____ you like to have a walk with us this evening? A. Did B. Would C. Should D. Can 6. You _____ be careful when you cross here --- the traffic lights aren’t working. A. could B. might C. Must D. may 7. Bob said he was going to join our club but he didn't. He ____ his mind. A) can't have changed B) wouldn't have changed C) must have changed D) shouldn't have changed 8. It _____ be she that told him about it; it _____ be you, because only you and I know it. A. mustn’t; must B. couldn’t; must C. mustn’t; might D. couldn’t; may 9. A hardworking man _____ become a great scientist, but a great scientist _____ be a hardworking man.
A. can’t; can B. may not; can C. can’t; must D. may not; must 10. You _____ go right now if you want, but I think you _____, because we have enough time. A. must; may not B. must; can’t C. may; needn’t D. may; mustn’t 11. --- Why do you ask me to do the difficult work? --- Because you _____ do such a thing and nobody else is fit for it. A. would B. can C. should D. may 12. You _____ be tired; you have been working for so long a time, but he _____ be tired; he has just begun to work. A. may not; must B. must; may not C. can’t; must D. must; can’t 13. Don’t believe him. What he said ______ be true. A. mustn’t B. needn’t C. shouldn’t D. may not 14. --- Do you think he will help me? --- As far as I know, he is the last one to help others. He _____ be prepared to give you a hand, though. A. can B. must C. may D. should 15. The thief _____ in from the kitchen window as all the other windows and doors were closed. A. may climb B. must have climbed C. could climb D. should have climbed 16. --- We want someone to design the new art museum for us. --- ______ the young fellow have a try? A. May B. Shall C. Will D. Need 17. --- Must we do it now? --- No, you _______. A. won’t B. needn’t C. can’t D. don’t 18. --- ______ he use your bike？ --- Certainly. Here is the key. A. Shall B. Must C. Will D. Does
