【正文】 t leave home till 9:25.　　A) can reach 　　B) could catch　　C) may not catch 　　D) couldn39。t B) may not 　　C) mustn39。t need hurry　　C) needn39。t we　　D) ought to we　　26) Tom ____ better than to ask Dick for help.　　A) shall know　　B) shouldn39。t visit　　B) can39。t have eaten　　12) I didn39。t have gone　　10) Eve was late for class again. She ____earlier.　　A) should get up　　B) must get up　　C) need to get up　　D) should have got up　　11) I am feeling sick. I____ so much chocolate.　　A) needn39。t have gone　　8) We____ the letter yesterday, but it didn39。t have changed　　B) wouldn39。t have been　　C) mustn39。s score on the test is the highest in the class。 41－50　　CACAC　　CDDBD 11－20　　ADACA　　ACCBC C. should have refused to D. may have refused75. Look! Tom is too sleepy to work .He __ up watching TV.A. mustn39。t have done D. can39。t you C. don39。t66. You must be a writer, ______?A. mustn39。t D. dared not64. She is already two hours late. What to her?A. can have happened B. may have happenedC. should have happened D. must happen65. “ he be watching TV now?”Yes, he be watching TV now?No, he be watching TV now.A. Must, can, mustn39。t C. No, I will D. Yes, I will59. The young man has made so much noise that he not have been allowed to attend theconcert.A. could B. must C. would D. should60. One ought for what one has done.A. not to be punished B. to not be punishedC. to not punished D. not be punished61. If you really want yourself to be in good health, you must always so much..A. not, be smoking B. not, have smokedC. not, to smoke D. be not, smoking62. Where is Mary?She isn39。t make a noise.t have spoken57. Could I borrow your dictionary? at the meeting.A. mustn39。t55. He _____ you more help, even though he was very busy.A. might have given B. might giveC. may have given D. may give56. I didn39。t wait D. needn39。t you B. aren39。s still early, you______.A. mustn39。t have gone49. I thought you like something to read, so I have brought you some books.A. may B. might C. could D. must50. There was plenty of time. She______.A. mustn39。t have spoken48. With so much work on hand, you to see the game last night.A. mustn39。t see her in the meeting room this morning. She at the meeting.A. mustn39。t have finished D. can39。t careful enough.A. might be able to pass B. must have passedC. could have passed D. were able to pass42. Isn39。t...mustn39。t...needn39。t have rained31. When _____ he leave the hospital? I asked the doctor.A. will B. shall C. can D. may32. They have not finish the work up to now.____Well, they ______A. should have B. should C. ought to D. ought have33. Since it is already midnight, we______.A. had better leaving B. ought to have leaveC. should take our leave D. might as well leave34. you be happy!A. May B. Can C. Must D. Would35. Must we e tomorrow?A. No, you can39。t have watered B. needn39。t D. hasn39。t19. The taxi ____ only hold six passengers. It is full. You take the next one.A. may...may B. can...may C. may...can D. must...can20. I a little earlier, but I met a friend of mine on the way.A. may e B. may have e C. could have e D. must have e21. I wish to go home now, I?A. may B. can39。 C. needn39。 No, I don39。t hurry D. needn39。clock, he be there by now.A. need B. shall C. ought to D. must10. I mailed the letter two weeks ago. She_____it.A. must receive B. can39。t8. Man die without water.t...shouldn39。t B. mustn39。t B. mustn39。 No, you _______.A. needn39。t C. needn39。May 和 Might 用于表示“應(yīng)該(多用于法律等條文，一般上多用 shall ):Payment may be paid by check.　(表示規(guī)定)應(yīng)以支票付款。Ought to 用于表示“應(yīng)該”(強(qiáng)調(diào)客觀上)：(大多情況可用 should 代替)You ought to go to see the doctor. (ought to 的語氣比must 弱)你應(yīng)該去看看醫(yī)生。t have to)我現(xiàn)在就得付款嗎？情態(tài)動(dòng)詞的用法：表示“應(yīng)該”、“必須”命令和建議（Must, have to , Shall, ought to, Should, May*, Might*,）Must 用于表示“必須”、“務(wù)必”：You must keep the place clean. (務(wù)必)你務(wù)必保持地方干凈。 he /may might I。Can the news be true ? (將情態(tài)動(dòng)詞 can 置于主語 the news 前就成疑問句)這消息可能是真的嗎?情態(tài)動(dòng)詞 be doing情態(tài)動(dòng)詞 have donemust / could / may / might / Can。You might be right. (表示有可能)你可能是對(duì)的。shall用于表示必定：I shall be rich one day. (shall be )總有一天我發(fā)