中考英语二轮复习学案（十一）情态动词讲解与练习.docx

《中考英语二轮复习学案（十一）情态动词讲解与练习.docx》由会员分享，可在线阅读，更多相关《中考英语二轮复习学案（十一）情态动词讲解与练习.docx（3页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、专题十二 情态动词情态动词的位置、语法特征情态动词的用法考点一：情态动词的语法特征1、情态动词放在谓语动词之前。2、情态动词接动词原形。3、情态动词没有人称、数的变化4、情态动词没有不定式、分词等形式考点二：情态动词的用法1. can, could的用法.表示“能”。could是can的过去式.在口语中could常常代替can表示委婉提出请求。.表示否定猜测“一定不是”2. may, might的用法.表示“可以，可能”might是may的过去式。 Yes, you may. May I?表示请求许可 No, you mustnt.（注意否定回答）3. must的用法. “必须” Yes, m

2、ust. Must? No, neednt. （注意否定回答）.表示肯定猜测“一定是”4. need的用法 .作为情态动词+V原形（一般用于否定句或疑问句） Yes,must.（注意肯定回答） . 作为情态动词 Need? No, neednt. .作为实义动词：need to do sth.需要做某事 need doing sth.需要被5. shall, should的用法 .shall用作情态动词，常用一般疑问句，与第一人称连用，表示征求意见。 Eg: Shall we go fishing? .should应该，不能看作shall的过去式。 Eg: We should work har

3、d.6. will, would的用法 .表示“愿意”。Would是will的过去式 Eg: She can stay at home if she will. .表示请求，用would比will委婉。Eg: Would you please look after my dog?7. 情态动词表推测的用法 .肯定句中一般用must(一定)，may(可能)， might/could(也许，或许)，其中must表推测的语气最强，其余依次减弱。 这本书一定是她的，她的名字在上面。 The book must be hers. Her name is on it. 他一定在跑步。 He must be

4、 running. 他们可能知道去图书馆的路。 They may know the way to the library.否定句中一般用cant/couldnt(不可能)。 那个人不可能是李老师，因为他去伦敦了。 That man cant be Mr. Li, because he has gone to London. 疑问句中用can/could(能)。 这件红毛衣会是汤姆的吗？ Can the red sweater be Toms? 不，不可能。他不能忍受红色。 No, it cant. He cant stand red考点三：易混知识点1、比较can和be able to .ca

5、n/ could表示能力，只有现在式和过去式。 .be able to 可用各种时态2、have to不得不（客观） 否 dont have to 不必 must必须（主观） 否 mustnt 不准3、had better最好+V原形had better not最好不+V原形 （注意否定在better后加not.）had better have+V过分 “本来最好”（表示与事实相反的结果）eg: You had better have come earlier.你本该来得早点。4、would rather宁愿+V原形would rather not宁愿不+V原形 （注意否定在rather后加n

6、ot.）would ratherV原thanV原 “宁愿而不愿”(would sooner, had rather, had sooner都表示“宁愿，宁可”)Eg: I would rather stay here than go home. =I would stay here rather than go home.：练习( )1. -Must I mop up the floor now? -No, you .A. neednt B. cant C. shouldnt D. mustnt( )2. -Is the man over there Mr. Brown? -It be him

7、. Hes much shorter.A. must B. cant C. neednt D. may( )3. They play football last Friday because Simon forgot to bring his football here.A. could B. couldnt C. can D. cant( )4. - I have a ticket, please? -Sorry, sir. All the tickets were sold out ten minutes ago.A. May B. Need C. Must D. Should( )5.

8、-How was the youth club last night, Mark? -It was great fun. You come.A. must B. can C. should D. may.( )6. -Can I tell Peter about the news? -No, I dont want anyone else to know it. You keep it to yourself.A. must B. need C. can D. may( )7. It doesnt look like rain, so you bring your umbrella with

9、you.A. shouldnt B. mustnt C. cant D. neednt( )8. -Must I finish my homework at school? -No, you . You can do it at home.A. cant B. mustnt C. neednt D. wont( )9. Alice, please be quiet! The others hear clearly.A. cant B. mustnt C. shouldnt( )10. -Lily, your brother speak Japanese?-Yes, he has learnt

10、it in Tokyo for three years.A. should B. must C. can D. may( )11. -Look! The man at the age be our headmaster. He is always standing there every morning. -No, it be him. He is holding a meeting in the office now.A. must, cant B. must, mustnt C. cant, cant D. cant, mustnt( )12. -What would you send t

11、o your sister as the Christmas gift? -I havent decided yet. I send her a hand bag.A. shall B. may D. must D. need( )13. -Susan has bought a large house with a swimming pool. -It be very expensive. I never even dream about it.A. must B. might C. cant D. shouldnt( )14. -Need I have the information sto

12、red? -Yes, Im afraid you , so that you can use it later.A. can B. may C. must D. would( )15. -Another cup of coffee? -No, thanks. I be off. Mary is waiting for me.A. can B. may C. must D. might( )16. -Shall I tell John about it? -No, you . I told him just now.A. neednt B. cant C. mustnt D. shouldnt(

13、 )17. -Could you please come to the museum with me this afternoon? -Sorry, I . I have to take a piano lesson at 2 pm.A. couldnt B. mustnt C. cant D. neednt( )18. - I borrow these magazines? -Sorry, only the magazines over there can be borrowed.A. Must B. Would C. May D. Need( )19. - I take some phot

14、os in the hall? -No, you .A. Can, neednt B. Must, mustnt C. Could, wont D. May, mustnt( )20. -Lets go to the West Hill Park by taxi. -Oh, it is not far away from here. We take a taxi.A. couldnt B. mustnt C. neednt D. cant21_I see your ID card, sir? We have to check your information. AMay BMust CShould DNeed22Finish your homework first, then youll _ watch TV for an hour. Acan Bbe able to Cable Dcould31学科网（北京）股份有限公司