1. 情态动词和虚拟语气2. My English-Chinese dictionary has disappeared. Who _ have taken it?A. should B. must C. couldD. would3. Marys got mad and has been sent to the mental hospital. Did you tell her boss about that? Yes, but I _ her husband first.A. should have told B. shouldnt have told C. must have told D. neednt have told4. Are you coming to Jeffs party? Im not sure. I _ go to the concert instead.A. must B. would C. should D. might5. Keep up good state of mind even if you _ fail plenty of times.A. must B. will C. can D. should6. When Marx was in London, he _ read at the library for hours.A. would B. might C. could D. should7. It is said that there are plenty of hotels in that town. There _ be any difficulty for you to find somewhere to stay.A. wouldnt B. mustnt C. shouldnt D. neednt8. Are you still going to Shanghai for the Spring Festival? Yes, but I really _ because I have a lot of things to deal with.A. cant B. mustnt C. wont D. shouldnt9. It is hard for me to imagine what I would be doing today if I _ in love at the age of seven, with the Melinda Cox Library in my hometown.A. wouldnt have fallen B. had not fallen C. should fall D. were to fall10. John, look at the time. _ you play the piano at such a late hour ?A. Must B. Can C. May D. Need11. The woman biologist stayed in Africa studying wild animals for 13 years before she returned. Oh, dear! She _ a lot of difficulties!A. may go through B. might go throughC. ought to have gone through D. must have gone through12. As it tuned out to be a small house party, we _ so formally.A. neednt dress up B. couldnt have dressed upC. didnt need dress up D. neednt have dressed up13. Shes already an hour late, What _to her?A can have happened B may happenC should have happened D may have happened14. I promised to get there before 5 oclock, but now the rain is pouring down. They _ for me impatiently.A. may wait B. ought to wait C. could wait D. must be waiting15. Better go to see my sick colleague right now, _I?A. hadnt B. didnt C. dont D. wont16. Professor Smith, many students want to see you. _ they wait here or outside?A. Do B. Shall C. Will D. Would17. It was playing computer games that cost the boy a lot of time that he _ doing his lessons.A. might have spentB. ought to have spentC. must have spentD. could have spent18. Hurry up, Michael! Its ten to three.Goodness me! The class_. Ill be late again.A. must begin B. may begin C. should have begun D. must have begun19. The thief _ in from the kitchen window as the door was closed.A. may climbB. must have climbedC. could have climbedD. should have climbed20. On Sundays when I was a child, Father and I _ get up early and go fishing.A. could B. would C. might D. should21. He used to teach in that university and I _ ride past it on my way to work.A. would B. could C. should D. might22. It is not like Jack to be unfriendly, so he _ you when you called.A. cant have seenB. should not have seenC. must not have seenD. need not have seen23. They havent finished the work up to now.Well, they_.A. should B. should have C. would D. must have24. Who is the girl standing over there? Well, if you _ know, her name is Mabel.A. may B. can C. must D. shall25. Turn off the TV, Jack. _ your homework now? Mum, just ten more minutes, please.A. Should you be doing B. Shouldnt you be doingC. Couldnt you be doing D. Will you be doing26. _ fired, your health care and other benefits will not be immediately cut off.A. Would you be B. Should you be C. Could you be D. Might you be27. How is that, Joan?Yeah, its from the boss. She _ first, whether she likes it.A. shall go B. ought to have gone C. should go D. must have gone28. My sister met him at the Grand Theatre yesterday afternoon, so he _ your lecture.A. couldnt have attendedB. neednt have attendedC. mustnt have attendedD. shouldnt have attended29. He hurt his leg climbing the mountain; otherwise, he _ the meeting.A. will attendB. had attended C. would have attendedD. would attend30. Sir, you _ be sitting in this waiting room. It is for women and children only.A. oughtnt to B. cant C. wont D. neednt31. I _ have written to him because he phoned me shortly afterwards.A. ought to B. must C. couldnt D. neednt32. You _ pay too much attentio