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1、专题限时训练(九) (限时：10分钟)()1. How much shall I pay for the phone call? You_. This is free of charge. Ashouldnt Bcant Cdont have to Dmustnt ()2. May I leave the office before 5 oclock in the afternoon? No，Im afraid you _. Aneednt B. wouldnt Cmustnt Dwont ()3. The outbreak of SARS tells us that a sound publ
2、ic health system _ be built up and strengthened in our country. Ashould Bcan Cwill Dmay()4. Shall I tell John about it? No，you _. I dont know his telephone number. Aneednt B. wouldnt Cmustnt Dshouldnt ()5. Often when I passed the village，I_ them working on the farm. Awill see Bwould see Cmust have s
3、een Dmust see2012二轮精品提分必练 ()9. Will you stay for another hour? Sorry，I_. One of my best friends is coming to see me. Amustnt Bcant Cneednt Dwont ()10. What happened to the young trees we planted? The trees _well，but I didnt water them. Amight grow Bneednt have grown Cwould grow Dwould have grown ()1
4、1. You cant imagine such a shy girl _ be so brave to say that. Amight Bneed Cshould Dwould()12. Write to me when you get home._.AI must BI should CI will DI can()13. He was taken away by the police. He _ for a robber. Amust be mistaken Bmust have been mistaken Cmust mistakeDmust have mistaken ()14.
5、_I visit Lucy on Sunday，Mum? Yes，you_. AMust; can BMay; mayCNeed; need DMay; need()15. Mary got up early，but she _ so，because she had no work to do that morning. Acan not have done Bmust not have done Cshouldnt have doneDneednt have done ()16. Dont forget to bring my new books tomorrow afternoon. No
6、，I _. Adont Bcant Cwont Dcouldnt ()17. When a friend of mine gave me a ticket for the game，I_ go. Acouldnt help Bcant butCcouldnt help but Djust have to ()18. I hear youve got a set of Australian coins. _ I have a look? Yes，certainly. ADo BMay CWill DShould ()19. There is nothing to do，so I _ as wel
7、l go to bed. Amay Bshould Ccan Dwould ()20. He seldom listens to others. He _ answer for what he has done. Ashall Bwill Ccan Dwould 专题限时训练(九)1. Cshouldnt意为“不应该”；cant意为“不能”；dont have to意为“不必”；mustnt意为“禁止”。根据句意可知答案为C。2. Cmay在这里表达“请求”，在回答may的问句时，肯定的回答一般用Yes, of course./ Yes, certainly./ Sure. / Yes, yo
8、u may. 否定回答一般用No, you mustnt. 或No, you cant.3. A句意为“SARS的爆发告诉我们，在我国一个健全的公共卫生系统应该被巩固和加强”。should意为“应该”，用来表示义务或职责。4. Aneednt表示“不必要”，mustnt表示“禁止”，故最佳答案是A。5. Bwould表示“过去经常”。6. Acan表示“可能性”，通常用于否定句或疑问句中，且有时还带有“惊奇，不相信”等感情色彩。7. D根据句意“我父母从来记不住我的电话号码，每次打电话都必须查号码”，可知是指“不得不”，因此用have to。8. Bmust表示说话人的主观看法，而have t
9、o侧重于客观需要，故最佳答案是B。9. BI cant表示客观情况的“我不能”。10. Dwould have done表示对过去已发生的事情的推测，表示“可能”，故最佳答案是D。2012二轮精品提分必练16. C回答祈使句时，用Yes, I will表达“允诺”，用No, I wont表达“不会的”，will在这里是情态动词，意思是“肯；愿意；会”。17. Ccant help but意为“禁不住”。18. BMay I表达客气、委婉的请求，意思是“我做可以吗？”19. Amay as well意为“还是好了，最好”。句意为“没什么事可做，我还是上床睡觉好了”。20. Ashall用于第二、第三人称的肯定句或否定句，表达说话人的意愿，有“命令、警告、威胁、强制、允诺、决心”之意。