初中情态动词用法归纳-训练含答案.doc

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1、优质文本专项：情态动词一 考点： 情态动词的用法和辨析，情态动词表示推测和可能，由情态动词引导的一般疑问句的答复。二 类型：1 只是情态动词：can, could, may, might, must 2 可做情态动词，可做实义动词：need, dare 3 可做情态动词，可做助动词： will, would, shall, should 4 特殊：have to, ought to, used to三 特征：1 有一定的词义，但不能单独作谓语，必须与行为动词和系动词连用构成谓语。 2 无人称和数的变化。have to 除外 Eg: He has to stay here. 3 后接动词原形。

2、4 具有助动词作用，可构成否认，疑问或简短答复。四 用法：1. can 表示能力，“能，会。Eg : Can you play basketball? 表示疑心，猜测，常用于否认句或疑问句。 Eg :Li hua cant be in the classroom. 表示请求，允许，多用于口语，译“可以= may. Eg: you can go now. can 开头的疑问句，肯定句，否认句用can或 cant.2.could can 的过去式，表示过去的能力。 Eg :I could swim when I was seven years old.could 开头的疑问句，肯定和否认答复用co

3、uld, couldnt如果could 表示现在的委婉，用can 答复。 Eg: Could I have a drink? Yes, you can.3.may 表示推测，“可能，也许，用于肯定句。 Eg: He may come tomorrow. 表示请求，“许可,可以。Eg: May I borrow your book?注：表示请求，许可时，主语为第一人称的一般疑问句，否认答复用mustnt“不可以，禁止，不许,不用may not“可能不。 表示祝愿。Eg :May you success.4.might 表示“可以，用于过去时中。 Eg: He told me I might sm

4、oke in the room. 用于现在时，表示说话更委婉，礼貌。 Eg: He might be doing his lessons now.5.must 表示“必须，应该。表示推测，常用在肯定句中，表“一定。 Eg: There is someone knocking at the door. It must be Jim. 否认句中，mustnt 表示禁止，“不允许。以must 开头的疑问句，肯定句答复用must,否认答复用neednt , 表示“不需要，不必=“dont have to. 表示“偏偏。Eg: Must you play the piano at this time.6

5、.need 情态动词：+do,用need 提问或答复，肯定句答复用must ,否认句答复用neednt. Eg: You neednt come to school so early. 实义动词：+to do ,用助动词提问和否认。 +doing 表示被动。 neednt have done 表示没必要做某事但是做了。 Eg: I actually neednt have bought so much wine.7.dare 情态动词，多用于疑问句，否认句，条件句中。 Eg: Im afraid you dare not to do such a thing. 注：I dare say 习惯说

6、成“也许，我想。 Eg: It will rain this afternoon, I dare say.实义动词：dare to do ,用于肯定句中，当用于否认句或疑问句时，to 可以省略。Eg: This student doesnt dare to raise any question in class.8.shall 用于第一人称表示征求意见，询问。 Eg: Shall I open the window? Shall we have lunch here? 表示说话人的态度，“命令，警告，允诺，威胁。 Eg: You shall finish your homework first

7、.用于第三人称，在条约，规定，法令等文件中表示义务或规定，“应该，必须。不常用9.should 表示义务，责任“应该。Eg: We should obey traffic laws.作为shall 过去式，用于第一三人称，表示征求意见。Eg: Mr Lee asked if he should get his visa. 表示“竟然。 Eg: Its unthinkable that the boy should sing such a beautiful song. 表示说话人的特殊情感，如惊奇，愤怒，失望等。 Eg: How should I know? 表示劝告，建议，“应该。 Eg:

8、You should listen to your teacher.10.will 用于第二人称表示询问，请求，也可以表达现在的“意愿。Eg: Will you pass me the book?表示意愿，决定，允诺，用于各种人称。 Eg: I will try my best to help you.表示规律性的“注定会。 Eg: People will die without air or water.11.would 表示过去的意愿或委婉询问。 Eg: Would you tell me the way to the station?12.have to “必须，不得不，强调客观需要，含

9、有时态的变化。 Eg: Ill have to ask Jim instead. 区别：must 表示“必须，应该“，主观看法。13.ought to 表示职责，义务或要求，及人们应该去做的正确的事或好事。Eg: Humans ought to stop polluting nature. 比should 语气强，ought to 反映客观情况，should表示主观看法。 ought to have done 本应该做而没有做。 Eg: You are late. You ought to have arrived five minutes earlier.14.used to 表示“过去常常

10、，过去是“，没有人称和数的变化，可以和过去的时间状语连用。否认形式：usednt to 或didnt use to ,疑问词将use提前或Diduse to ? Eg: He didnt use to be so careless. 区别 would :带有主观性，并且现在做不做不知道。Used to :客观性，和现在进行比照，过去常常，现在就不怎么做了。Eg: He would phone me on Sunday. Eg: I used to be very fond of music when I was young. 区别：be used to doing 情态动词习惯于 Used t

11、o do 情态动词过去是，过去常常 Be used to do (过去式) 被用来做 Eg: I am already used to noisy city life here. My parents used to live in South America. This machine is used to cut up waste paper.15.其他：had better do 最好做某事 Eg: You had better stay at home. 否认：had better not do be able to 与can 表示能力时用法相同，但前者有时态的变化，有能力成功做某事。

12、 Eg: We will be able to come back next week.完形填空Have you ever seen the advertisement: Learn a foreign language in six weeks, 1 give your money back? Of course, it 2 happens quite like that. The only language 3 to learn is the mother language. And think 4 practice is needed for that. Before the Secon

13、d World War people usually learned a foreign language 5 the literature(文学) of the country. Now most people want to 6 a foreign language. Every year millions of people start learning 7 . How do they do it? Some people try at home 8 books and tapes, others go to evening classes or watch TV programs. 9

14、 they use the language only 2 or 3 times a week, learning it will 10 a long time, like language learning at school. A few people try to learn a language fast by studying for 6 or 11 hours a day. Its much easier to learn the language in the country where it 12 . But most people are 13 to do this, and

15、 many people dont have to do so. Machines and good books will be very 14 , but they can not do the students work. 15 the language is learned quickly or slowly, it is hard work. ( )1. A. soB. orC. andD. but( )2. A. cant B. impossibleC. neverD. often( )3. A. easily B. difficult C. able D. easy( )4. A.

16、 how muchB. how long C. how fastD. how many( )5. A. studiedB. to study C. studyingD. study( )6. A. talkB. tell C. speakD. say( )7. A. themB. this C. thatD. it( )8. A. withoutB. with C. in D. by( )9. A. If B. When C. Since D. Until( )10. A. spend B. use C. take D. cost( )11. A. some B. more C. other

17、D. less( )12. A. speaks B. is speaking C. spoke D. is spoken( )13. A. able B. possible C. unable D. not possible( )14. A. careful B. forgetful C. wonderful D. helpful( )15. A. either B. whether C. whatD. how专题练习：一选择题1. It is usually warm in my hometown in March, but it _ be rather cold sometimes. A.

18、 must B. can C. should D. would2. You _ be hungry already - you had lunch only two hours ago! A. wouldnt B. cant C. mustnt D. neednt3. - What do you think we can do for our aged parents? - You _ do anything except to be with them and be yourself. A. dont have to B. oughtnt to C. mustnt D. cant4. Joh

19、n promised his doctor he _ not smoke. And he has never smoked ever since. A. might B. should C. could D. would5. What a pity! Considering his ability and experience, he _ better. A. need have done B. must have done C. can have done D. might have done6. Liza _ well not want to go on the trip - she ha

20、tes traveling. A. will B. can C. must D. may7. She _ have left school, for her bike is still here. A. cant B. wouldnt C. shouldnt D. neednt 8. According to the air traffic rules, you _ switch off your mobile phone before boarding. A. may B. can C. would D. should9. - I cant find my purse anywhere. -

21、 You _ have lost it while shopping. A. may B. can C. should D. would10. - Im sorry. I _ at you the other day. - Forget it. I was a bit out of control myself. A. shouldnt shout B. shouldnt have shouted C. mustnt shout D. mustnt have shouted11. - What sort of house do you want to have? Something big?

22、- Well, it _ be big - thats not important. A. mustnt B. neednt C. cant D. wont12. - What does the sign over there read? - “No person _ smoke or carry a lighted cigarette, cigar or pipe in this area. A. will B. may C. shall D. must13. Some aspects of a pilots job _ be bring; and pilots often _ work a

23、t inconvenient. A. can; have to B. may; can C. have to; may D. ought to; must14. My MP4 player isnt in my bag. Where _ I have put it? A. can B. must C. should D. would15. The weather turned out to be fine yesterday, I _ the trouble to carry my umbrella with me. A. should have taken B. could have tak

24、en C. neednt have taken D. mustnt have taken16. In crowded places like airports and railway stations, you _ take care of your luggage. A. can B. may C. must D. will17. - She looks very happy. She _ have passed the exam. - I guess so. Its not difficult after all. A. should B. could C. must D. might18

25、. I told your friend how to get to the hotel, but perhaps I _ have driven her there. A. could B. must C. might D. should19. - Mr. Gordon asked me to remind you of the meeting this afternoon. Dont forget it! -OK, I _. A. wont B. dont C. cant D. neednt20. - How is your tour around the North Lake? Is i

26、t beautiful? - It _ be, but it is now heavily polluted.A. will B. would C. should D. must21. The biggest problem for most plants, which _ just get up and run away when threatened, is that animals like to eat them. A. shant B. cant C. neednt D. mustnt22. - Where is my dictionary? I remember I put it

27、here yesterday. - You _ it in the wrong place. A. must put B. should have put C. might put D. might have put23. - Whats the name? - Khulaifi. _ I spell that for you? A. Shall B. Would C. Can D. Might 24. - Who is the girl standing over there ? - Well, if you _ know, her name is Mabel. A. may B. can

28、C. must D. shall25. I was really anxious about you. You _ home without a word. A. mustnt have left B. shouldnt have left C. couldnt have left D. neednt have left26. My sister met him at the Grand Theatre yesterday afternoon, so he _ have attended your lecture. A. couldnt B. neednt C. mustnt D. shoul

29、dnt27. - Are you coming to Jeffs party? - Im not sur. I _ go to the concert instead. A. must B. would C. should D. might28. Johnny, you _ play with the knife. You _ hurt yourself. A. wont; cant B. mustnt; may C. shouldnt; must D. cant; shouldnt29. You _ pay too much attention to your reading skill, as it is so important. A. shouldnt B. cannot C. mustnt D. neednt30. - Is John coming by train? - He should, but he _ not. He likes driving his car. A. must B. may C. can D. needAnswers：15 BBADD 610 DADAB 1115 BCAACAnswers: 1620 CCDAC 2125 BDACB 2630 ADBBB完形填空15 BCDAB 610 CDBAC 1115 BDCDB