情态动词用法和练习(一

1、情态动词的用法及练习（一）高一英语马宏涛6一、情态动词的介绍1、 情态动词也可称为情态助动词 (Modal Auxiliaries)，因为它和基本助动词 (be, do, have)都属于助动词类。2、情态动词和其他动词连用，可表示说话人的语气。3、情态动词可表达建议、要求、可能和意愿等。4、 常用的情态动词有：can, could, may, might, must, shall, should, will, would 其他的还有 have to, ought to, need, dare 等。5、在口语中，not-maynt-shantnot- needn t否定情态动词的缩写法：mig

2、ht n ot - might ntshould not - should ntought not to一oughtn to（have to-has to 除外）cannot / can not- cant could not - could nt may must not must ntwill not wontdare not-daren shall notwouldnot would nt need6、情态动词没有人称和数的变化。7、情态动词的时态变化：现在式 can -过去式 could现在式 will -过去式 would现在式 may -过去式 might现在式 have to -

3、 过去式 had to现在式shall -过去式 should 现在式 dare -过去式dared现在式 need -过去式 needed must和ought都是没有时态的二、情态动词的句型1、 情态动词的疑问句：只要将情态动词移到主语(Subject)的前面，句尾加上问号。She can work. Can she work ?He would be work ing. Would he be work ing ?They should have worked.Should they have worked ?2、 情态动词的否定句：在情态动词的后面加上n ot。She can work

4、. She cannot work.He would be worki ng.He would not be worki ng.They should have worked. They should not have worked.3、 情态动词的否定疑问句：将否定情态动词移到主语的前面，或只把情态动词移到主语的前面。Can she not work? 或 Cant she work ?Would he not be working? 或 Would nt he be working ?Should they not have worked? 或 Should nt they have wo

5、rked ?4、情态动词的反问句：She can work. She can work, cant she?He would be work ing.He would be work ing, would nt he?89页）三、情态动词的基本用法（划横线的意项有例句，没划横线的意项例句参见课本1. can能力，许可，推测2. may许可，推测，祝愿May you be happy.3. must必须（must nt禁止，不允许）:推测，一定要 ，坚持要If you must go, at least wait till the rain stops.4. shall用在问句中表示征求对方意见

6、或请求指示主要用于第一、第三人称，用于陈述句中 的第二、第三人称，表示说话人的意图、允诺、警告、命令、决心等用于官方或正式的文件中He shall have a bicycle for his birthday.All p ayme nts shall be p aid by the end of the mon th.5. should应该，预测，吃惊的语气They should arrive at noon.It is simply a miracle that rice should grow in such a p lace.6.will意志，意愿，询问对方的意愿或提出请求，（主语的强

7、烈意志，主张）无论如 何总要 表示没有时间限制的倾向性动作或习惯This door won shut. I will marry you whatever happens.Oil will float on water.油不溶于水（油浮在水的面上）。7. would过去的意志，意愿，询问对方的意愿或提出请求比She would lose the key!8. ought to 应该，和should的用法差不多，非常可能If she is compi etely well, she ought to be back at school today._. I ve told him already

8、.C. mustn t1. - Shall I tell John about it? - No, youA. needntB. would n twill更委婉，过去常常D. should n t2. - There were already five people in the car, but they man aged to take me as well.-Ita comfortable journey.A. can t beB. shouldn t be C. mustn t have been D. couldn t have been3. - Why didnA. like t

9、ot you come to see me? - I, but I was too busy yesterday.C. would like to haveB. should like toD. am going to4. You cant imagi ne that a -bailhaved gen tlema nbe so rude to a lady.A. mightB. needC. shouldD. would5. There was plenty of time; she.A. mustn t have hurried B. needn t have hurriCdmay not

10、have hurried D. wouldn t have hurriednot. He likes tak ing trains.6. - Is Joh n coming by air? - He should, butA. mustB. canC. needD. may7.-it be Li Ping who broke the glass? - No. Itbe Wang Hai who did it.A. Could; mayB. Can; canC. May; mustD. Can; must8. Whe n the old man was alive, hesit for hour

11、s at the door.A. wouldB. couldC. mustD. might9. Jack, youp lay with the knife; you _A. won t; can tB. mustn t; may10. I ve decided to take the job and Ihurt yourself.C. shouldn t; musD. can t; shouldcha nge my mind.A. must n tB. can tC. won tD. may not11. Sheinto the thick forest alone on such a dar

12、k ni ght.A. dares not go B. dares not to go C. dare not to goD. doesn t dare to go12. My parents n ever remember my tele phone nu mber, and they alwayslook it up.A. mustB. canC. shouldD. have to13. - Where is Jack? I cant find him anywhereHehis homework up stairs.14. HeC. might be doing D. must doA.

13、 might have done B. must have doneyou more help, even though he was very busy.A. might have give n B. might giveC. must giveD. may give15. Whatever you want, youhave it on con diti on that you get the best result. said the boss.A. wouldB. shallC. ought toD. could16. Tom, you are so lazy! This workho

14、urs ago.A. should finish B. should have bee n fini shed C. must have fini shed D. might have fini shed 17. When can I come for the p hotos? I n eed them tomorrow after noon.They be ready by 12:00.A. canB. shouldC. mightD.need18. Isuch a mistake aga in.A. will n ever makeB. shall n ever makeC. can n

15、ever doD. n eed n ever do19. He bega n to write two hours ago. Hehave fini shed the article now.A. mustB. oughtC. wouldD. had to20. Look ing at my determ ined face, the big boyp ick up the fight.A. dares notB. dared notC. does nt dareD. dares not to21. You know that you were drivi ng 100 km an hour,

16、 dont you?No officer, I. This car does nt do more tha n 80.A. may not have bee nB. could nt have bee nC. must nt have bee nD. should nt have been22.1 think he could have joined us, but heA. does ntB. didC. did ntD. could nt23. Whyit rain now? Igo to the concert at 7. What a pity!A. can, might not B.

17、 should, n eed ntC. must, cantD. n eed, must nt24. He was caught in the rain last ni ght. Thathis cold.A. can bring aboutB. ought to bring aboutC. should have brought aboutD. may have brought about25. Did you visit the famous museum?No, we, but we spent too much time shopping.A. could have visited B

18、. must have visited C. can t have visited D. should nt have visitedYes, I26. You must phone us every week.A. mustB. have toC. willD. should27. Dont throw the bottles away. Theyin the future.A. may n eedB. are n eededC. can be n eedi ng D. might be n eeded28. En glish is a Ian guage that many people

19、around the worldnot sp eak p erfectly butat leastun dersta nd.A. may, canB. would, mightC. will, mustD. could, might29. I wo nder why Mr. Wang did nt atte nd the lecture. Heano ther one.A. could haveB. must haveC. might have had D. should have had30. He was take n away by the p olice. Hefor a robber

20、.A. must be mistaken B. was being mistaken C. must mistakeD. must have bee n mistake n31.I won der if Ismoke here. No, you.Could you see the sig n No Smok in g there?32.A. can, n eed ntB. shall, wont C. must, cantD. may, must ntI have nt see n Mr. White for weeks. Whatto him?A. must have happenedB. may have happened33.34.C. can have happenedD. may happenI did nt go to work yesterday after noon because my car broke dow n.Youmin e. I was nt using it.A. might borrow B. could have borrowed C. can have borrowed D. ought to borrowA man an swered the phon e. I suppose it was her husba nd.It