句型转换方法归纳 改为一般疑问句 1、先找be动词 am, is, are, was, were或情态动词can, may ,must, would，should ,could .如果有这些词，直接把这些词放在句子最前面， some 改成any，句号改成问号！其余照抄；（如果主语是第一人称则变成第二人称） 2、如果句子中没有be动词或者是情态动词，要在句子最前面加助动词 do 、does或者是did。 首先判断句子时态，如果句子是过去式，则要在句最前面加Did，后面动词用原型，some改成any，句号改成问号，其余照抄；（如果主语是第一人称则变成第二人称） 如果句子不是过去式，则判断是否为第三人称单数，如果第三人称单数，要在句子最前面前加助动词Does,后面动词用原型，some 改成any，句号改成问号，其余部分照抄。（如果主语是第一人称则变成第二人称） 其他情况均要在句子最前面加助动词do，some改成any，句号改成问号，其它部分照抄. （如果主语是第一人称则变成第二人称） 改为否定句 1、先找be动词 am, is, are, was, were或情态动词can, may ,must, would，should ,could .如果有这些词，直接在这些词的后面加not， some 改成any，其余照抄； 2、如果句子中没有be动词或者是情态动词，要在动词前面加don’t 、doesn’t或者是didn’t。 首先判断句子时态，如果句子是过去式，则要在动词前面加didn’t，后面动词用原型，some改成any，其余照抄； 如果句子不是过去式，则判断是否为第三人称单数，如果第三人称单数，要在动词前面前加doesn’t,后面动词用原型，some 改成any，其余部分照抄。 其他情况均要在句子动词前面加don’t，some改成any，其它部分照抄. 对划线部分提问 第一步：先把句子改成一般问句 第二步：把提问部分省略，在句子最前面加疑问词。（如果提问部分是动词词组，要把它改成do；如果提问部分是动名词词组，要把它改成doing） （注：如划线部分为主语，则用who代替，其余照抄；如划线部分为动词或动词短语，则用do代替，句前加what，再改为一般疑问句 主格： I we you she he it they 宾格： me us you her him it them 形容词性物主代词： my our your her his its their

名词性物主代词： mine ours yours hers his its theirs （注：我I 、我们we 是第一人称；你you，你们you是第二人称；剩下的全部是第三人称） 单词 意思 用法 when 什么时间 问时间 who 谁 问人 whose 谁的 问主人 where 在哪里 问地点 which 哪一个 问选择 why 为什么 问原因 what 什么 问东西 what time 什么时间 问时间 what colour 什么颜色 问颜色 what about …怎么样 问意见 what day 星期几 问星期 what date 什么日期 问具体日期 what for 为何目的 问目的 how …怎么样 问情况 how old 多大 问年龄 how many 多少 问数量 how much 多少 问价钱 how about …怎么样 问意见 how far 多远 问路程

情态动词练习 1. You _____ all those clothes. We have a washing machine to do that sort of thing. A. needn’t have washed B. shouldn’t have washed C. must not have washed D. can not have washed 2. John _____ his father about his failure in the exam. A. dares not tell B. dares not telling C. dare not tell D. dares not to tell

3. Tom’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

4. This pen looks like mine, yet it isn’t. Whose _____ it be? A. must B. can C. may D. might

5. 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

6. He must have finished his homework, _____ he? A. mustn’t B. didn’t C. needn’t D. hasn’t

7. Walking alone in the deserted village, John was scared. He thought he _____ Tom to go with him. A. might have asked B. should asked C. must have asked D. should have asked

8. As a soldier, you _____ do as the head tells you. A. will B. shall C. may D. ought

9. You should bear in mind that he is not as strong as he _____. A. was used to be B. used to be C. was used to D. use to

10. Since it is already midnight, we _____. A. had better leaving B. ought to have left C. must have left D. might as well leave

11. Mary _____ my letter, otherwise she would have replied before now. A. should have received B. has received C. couldn’t have received D. ought to have received

12. In case I _____, I would try again. A. will fail B. would miss C. should fail D. shall miss

13. What _____ would happen if the director knew you felt that way? A. will you suppose B. you suppose C. do you suppose D. you would suppose 14. You must be a writer, _____? A. mustn’t you B. are you C. must you D. aren’t you

15. Two eyes _____ see more than one. A. can B. may C. will D. should

16. Research findings show we spend about two hours dreaming every night, no matter what we ____ during the day. A. should have done B. would have done C. may have done D.must have done

17. _____ you continue in your efforts and achieve new and greater successes. A. Would B. Will C. May D. Should

18. Has it been warned that all the children in this area _____ stay at their homes until the Bird Flu has been controlled? A. can B. will C. may D. shall

19. —May I sit beside you, sir? —No, you _____. My girlfriend is coming soon. A. can’t B. mustn’t C. needn’t D. shouldn’t

20. Sir, you _____ be sitting in this waiting room. It is for women and children only. A. mustn’t B. can’t C. won’t D. needn’t

21. When we got to the cinema, the film hasn’t started yet, so we _____. A. needn’t hurry B. didn’t need hurry C. needn’t to hurry D. needn’t have hurried

22. The driver has drunk too much wine and dangerous things _____ happen at any time. A. should B. can C. must D. need

23. As he had heart attack, he was told that he _____ continue the work. A. needn’t B. may not C. mustn’t D. can’t