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1、情态动词,情态动词,情态动词不能单独作谓语，它必须和动词原形连用一起构成谓语。一、情态动词的情态意义表示法考点一：can可表示现在或将来的能力，意为“能；会”。can还可表示请求、允许，意为“可以”。如：Gabriella can speak French fluently.Can you help me lift this box?,情态动词不能单独作谓语，它必须和动词,考点二：could可表示过去的能力；当could表示允许时，语气比can更加委婉和客气。如：Could I have a drink of water,please?考点三：may表示请求、允许，意为“可以”。如：May I
2、 come in and wait?Thank you.You may go now.,考点二：could可表示过去的能力；当,考点四：might表示允许时，语气比may更加委婉和客气。如：Might I borrow your pen?考点五：must表示义务、命令或必要，意为“必须”，强调主观看法。mustnt表示“不允许；禁止”之意。如：All passengers must wear seat belts.You mustnt talk to your mother like that.考点六：have to意为“不得不”，强调客观需要。如：It is getting late.I h
3、ave to go.,考点四：might表示允许时，语气比may更,考点七：should意为“应该”，既可以表示义务或责任，还可以表示劝告或建议。其否定式为shouldnt，意为“不应该”。如：You should read his new book.Its really interesting.Children shouldnt be allowed to play in the street.考点八：had better do sth.意为“最好做某事”，其否定式在better后加not。如：Youd better(not)see the film yourself.考点九：need表示“
4、需要”，作情态动词时，通常用于否定句或疑问句中。,考点七：should意为“应该”，既可以表示义,【中考链接】,1.Jenny finally got the job because she _ speak English well.A.might B.must C.could(2015 广东佛山),【中考链接】1.Jenny finally got th,2.How do you usually go to school?My school is far away.I _ take the bus to school.A.must B.might C.have to(2015 山东菏泽),2
5、.How do you usually go to s,3.Its surprising that Mr.Mas little daughter _ speak English so well.A.must B.can C.mustnt D.cant(2015 重庆A卷),3.Its surprising that Mr.Ma,4.As middle school students,we _ be afraid of difficulties if we want to make our dreams come true.A.must B.shouldnt C.need(2015 黑龙江哈尔滨
6、),4.As middle school students,5.Cars,buses,bikes and people _ stop when the traffic lights are red.A.can B.may C.must(2015 四川成都),5.Cars,buses,bikes and peop,6._ I use your dictionary?Of course.But please return it to me before you leave.A.Must B.Need C.May(2015 湖南长沙),6._ I use your dictiona,7.Mum,th
7、e train is leaving in eight minutes.I _ go now.Okay,Jim,call me when you get there.A.may B.must C.can(2015 四川乐山),7.Mum,the train is leaving,8.You _ return the book now.You can keep it until next week if you like.A.have to B.cant C.mustnt D.neednt(2015 山东青岛),8.You _ return the book,9.You _ park here!
8、Look at the sign,it says“No parking”.Sorry,I didnt notice that sign just now.A.wont B.neednt C.mustnt D.couldnt(2015 江苏苏州),9.You _ park here!Look,二、情态动词表示推测考点一：can表示推测时常用于否定句中，此时cant意为“不可能”。如：That cant be his mother.Shes not that old.考点二：could常用于肯定句中，表示不确定的推测，意为“可能”。如：You could be right,but I dont t
9、hink you are.,二、情态动词表示推测,考点三：may表示推测，意为“可能；也许”。如：I may be late,so dont wait for me.考点四：might表示推测时，比may的可能性更小。如：She might not want to come with us,I guess.考点五：must表示推测时常用于肯定句中，表示很有把握的推测，意为“一定”。如：The machine doesnt work.There must be something wrong with it.,考点三：may表示推测，意为“可能；也许”。,1.Look!It _ be David
10、 in the classroom.It _ be him.Because I saw him in the library a moment ago.A.may;mustnt B.must;cant C.can;cant D.mustnt;can(2015 四川广安),【中考链接】,1.Look!It _ be David i,2.Harrys been driving all day he _ be tired.A.need B.can C.shall D.must(2015 浙江杭州),2.Harrys been driving all da,3.Look!The man at the
11、gate _ 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(2015 山东滨州),3.Look!The man at the gate,4.I have been to the moon twice.You _ be joking!Its impossible!A.can B.may C.must D.ne
12、ed(2015 山东潍坊),4.I have been to the moon tw,5.Do you have any plans for this Sunday?Im not sure.I _ go to the countryside to see my grandmother.A.can B.must C.may D.need(2015 安徽),5.Do you have any plans for,6.Will Karen come to our party?She hasnt decided yet.She _ come.A.need B.must C.may D.has to(2
13、015 山东聊城),6.Will Karen come to our par,7.The green dictionary _ belong to _.Her name is on it.A.may,Carlas B.must,Carla C.cant,Carla D.must,Carlas(2015 四川南充),7.The green dictionary _,8.Do you have any plans for this summer vacation?Im not sure.I _ take a trip to Taiwan.A.must B.need C.may D.should(2
14、015 江苏盐城),8.Do you have any plans for,9.Life is changeable.No one knows what _ happen in the future.A.should B.need C.have to D.might(2015 山东莱芜),9.Life is changeable.No one,三、情态动词一般疑问句的回答考点一：may表示请求时，用于主语为第一人称的一般疑问句中，其否定回答不用may not，而用mustnt或cant。如：May I use your glasses for a few minutes?No,you must
15、nt/cant.,三、情态动词一般疑问句的回答,考点二：在回答由must引起的一般疑问句时,肯定回答常用must,否定回答常用neednt或dont have to，表示“不必”。如：Must we finish this project today?Yes,you must./No,you neednt/dont have to.,考点二：,考点三：在回答由need引起的一般疑问句时，肯定回答用must，否定回答用neednt。如：Need I bring you a coat?Yes,you must./No,you neednt.考点四：在回答由could(表示委婉语气)引起的一般疑问句
16、时，常用can/cant回答。,考点三：在回答由need引起的一般疑问句时，肯定回答用mus,1.Must I finish all the homework this evening?No,you _.Tomorrow is Saturday,and you have enough time for it.A.mustnt B.neednt C.wont D.cant(2015 江苏连云港),【中考链接】,1.Must I finish all the home,2.A:Mum,may I go out to play football for an hour?B:No,you _.The
17、air outside is not very clean.A.cant B.neednt C.couldnt(2015 贵州遵义),2.A:Mum,may I go out to pla,3.Must I hand in the exercise book today,Miss Green？No,you _.Take your time.Just tomorrow.A.shouldnt B.neednt C.mustnt D.cant(2015 四川内江),3.Must I hand in the exercis,4.Must I sing the song in Russian?No,yo
18、u _.Its up to you.A.mustnt B.cant C.dont D.neednt(2015 四川资阳),4.Must I sing the song in Ru,5.Can you come to my party on Wednesday?Sorry,I _.I have a piano lesson.A.cant B.couldnt C.mustnt(2015 黑龙江绥化),5.Can you come to my party o,6._ I complete the composition today,sir?No,you neednt.You may _ tomorrow morning.A.Can,hand it in B.May,hand in it C.Must,hand it in D.Need,hand in it(2015 山东烟台),6._ I complete the comp,7.Could you please sweep the floor,Tom?Sorry,mum,I _.Im doing my homework.A.cant B.mustnt C.neednt D.may not(2015 湖北荆门),7.Could you please sweep the,情态动词PPT中考复习课件,
