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1、情態(tài)動詞情態(tài)動詞考點揭密考點揭密典型例題解析典型例題解析課時訓(xùn)練課時訓(xùn)練 考點揭密考點揭密1.掌握情態(tài)動詞的定義:表示可能、懷疑、允諾、愿掌握情態(tài)動詞的定義:表示可能、懷疑、允諾、愿望、義務(wù)、必要、猜測等的動詞是情態(tài)動詞。望、義務(wù)、必要、猜測等的動詞是情態(tài)動詞。2.掌握情態(tài)動詞的特征:情態(tài)動詞與其他動詞是有區(qū)掌握情態(tài)動詞的特征:情態(tài)動詞與其他動詞是有區(qū)別的,它本身有一定的詞義,表示說話人對某一動別的,它本身有一定的詞義,表示說話人對某一動作的看法和態(tài)度,但作的看法和態(tài)度,但不能單獨作謂語,必須和另一不能單獨作謂語,必須和另一個動詞原形一起構(gòu)成謂語個動詞原形一起構(gòu)成謂語;情態(tài)動詞沒有人稱和數(shù)情態(tài)
2、動詞沒有人稱和數(shù)的變化,含有情態(tài)動詞的句子改為問句和否定句時,的變化,含有情態(tài)動詞的句子改為問句和否定句時,無需添加助動詞,可直接構(gòu)成問句和否定句。無需添加助動詞,可直接構(gòu)成問句和否定句。 考點揭密考點揭密3.掌握常用情態(tài)動詞掌握常用情態(tài)動詞can,could,may,might,must,need,shall,will,should,would等的用法。等的用法。(1)can 可表示能力、允許、可能性、懷疑猜測,意為可表示能力、允許、可能性、懷疑猜測,意為“能,會,能,會,可以可以”;cant意為意為“不會,不能,不可以不會,不能,不可以”,還有,還有“不可能不可能”之意。之意。could為
3、為can的過去式,用法與的過去式,用法與can類似,常用于過去時類似,常用于過去時中;中;could還可用于現(xiàn)在時中表示委婉客氣,相當(dāng)于還可用于現(xiàn)在時中表示委婉客氣,相當(dāng)于can;could也可表示驚訝?wèi)岩?,不相信,也可表示驚訝?wèi)岩?,不相信,如:如:He couldnt be a thief.(2)may表示允許、也許,意為表示允許、也許,意為“可以,也許,可能可以,也許,可能”。對。對may的一般問句的回答,肯定回答一般是:的一般問句的回答,肯定回答一般是:Yes,please./Certainly/Sure等,否定回答一般是:等,否定回答一般是:Please dont./No,you ca
4、nt/mustnt.might是是may的過去式,與的過去式,與may用法類似,常用于過去用法類似,常用于過去時中;用在疑問句中,還可表示委婉客氣。時中;用在疑問句中,還可表示委婉客氣。 考點揭密考點揭密(3)must 表示必須要做的事,意為表示必須要做的事,意為“必須,應(yīng)該必須,應(yīng)該”。must一般一般問句的否定回答用問句的否定回答用neednt或或dont have to,而不用而不用mustnt, mustnt意為意為“不可以,不能不可以,不能”,表禁止,不許可。另外,表禁止,不許可。另外,must還可表示有把握的推測,意為還可表示有把握的推測,意為“一定、肯定一定、肯定”。must的過
5、的過去式還是去式還是must。(4)need 作情態(tài)動詞主要用于問句和否定句中,意為作情態(tài)動詞主要用于問句和否定句中,意為“必要必要”。need一般問句的肯定回答用一般問句的肯定回答用 must,否定回答用,否定回答用neednt,如:,如:Need I do it right now?肯定回答:肯定回答:Yes,you must。否定回。否定回答:答:No,you neednt. need作行為動詞,有人稱、數(shù)和時態(tài)作行為動詞,有人稱、數(shù)和時態(tài)的變化,后接動詞要加的變化,后接動詞要加to do不定式。不定式。 考點揭密考點揭密(5)shall,will用來征求對方意見,用來征求對方意見,sh
6、all用于第一人稱,用于第一人稱,will用于第二人稱,用于第二人稱,(6)would,should為為will,shall 的過去式,的過去式,would用于用于現(xiàn)在時,表示委婉提出請求、建議或看法,如現(xiàn)在時,表示委婉提出請求、建議或看法,如Would you please not do it again?should還有還有“應(yīng)該應(yīng)該”的意思,但語氣比的意思,但語氣比must 弱。弱。 【例例1】Wheres Mr Li?I have something unusual to tell him. You _ find him.He_Japan.2003,黑龍江,黑龍江 A.may not,
7、has gone to B.may not, has been to C.cant,has gone to D.cant, has been to 典型例題解析典型例題解析【例例3】Where is Jack,please? He_be in the classroom.2003,杭州,杭州 A.can B.need C.would D.mustC【例例2】 Could I look at your pictures? Yes,of course you _.2003,武漢,武漢 A.could B.can C.will D.mightBD 【例例4】 The boy said he had
8、to speak English in class, but he speak it after class.2003,廣州,廣州 A.could B.didnt have to C.might D.shouldnt 典型例題解析典型例題解析B 【例例5】These books_out of the reading room.You have to read,them here.2003,遼寧,遼寧 A.cant take B.must be taken C.can take D.mustnt be taken D1._I open the window?Its hot here. A.Mus
9、t B.Shall C.Will D.Would2.Go and ask Mr Liu.He _tell you. A.may B.can C.would D.could3._you please tell me the time please? A.Shall B.Will C.May D.Might4._I try out all the ideas? No,you _. A.Must,mustnt B.Need,need C.Must,dont have to D.Must,dont5._I speak to Mr Green,please? A.Will B.Could C.Must
10、D.Would 課時訓(xùn)練課時訓(xùn)練BABCB6.He said Kate _come to the party.But I dont think so. A.could B.might C.need D.must7.Need I do my lessons right now? Yes,you_. A.need B.can C.should D.must8.Would you like to go swimming with me this afternoon?Id love to.But Im afraid I_.I have too much work to do. A.cant B.mus
11、tnt C.neednt D.may not9.To make our city more beautiful,rubbish_into the river. A.neednt be thrown B.mustnt be thrown C.cant throw D.may not throw10.Dont worry!We can get to the bus station in time and _the early bus. A.dont miss B.can miss C.will miss D.wont miss 課時訓(xùn)練課時訓(xùn)練(B)(D)(A)(B)(D)11.Please do
12、nt make any noise in the reading room. _ A.Sorry,I wont. B.Sorry,I cant. C.Yes, I wont. D.OK,I didnt.12.Must I return your digital camera tomorrow.Tina? No,you_. A.mustnt B.may not C.neednt D.wont13.Would you like some more? _Im full. A.Yes,please. B.Id love to. C.No,I wouldnt. D.No,thanks.14.You_sw
13、im in this part of the lake. Its dangerous. A.mustnt B.may not C.neednt D.wont15.Your email address again? I_ catch it. Hr Zhou . A.dont B.cant C.wont D.didnt 課時訓(xùn)練課時訓(xùn)練ACADD -May I put my bike here?(2004) -No, you_. You should put it over there. Acouldnt Bneednt Cmustnt Dwont Cars, buses and bikes _s
14、top when the traffic light is red.(2005) A. can B. must C. may D. need _ you play golf?(2006) No. But I can play table tennis. A. CanB. May C MustD. Should - Mom, _ I play computer games? - Yes, you can. But you have to finish your homework first.(2006ke) A. mustB. mayC. willD. need Mary, _ you speak Chinese? Yes, only a little.(2007ke)A. must B. need C. may D. can