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页数:21页
时间:2020-01-26
《SectionAGrammarfocus4a—4c (3).ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、SectionAGrammarfocus-4cUnit8ItmustbelongtoCarla.Revision按要求写出下列词汇或句子。1.太……而不能……___________2.不知道______________3.曾经,过去常常________4.看见某人正在做某事____________5.奇怪的噪音____________6.感到不安____________7.离开__________too...to...havenoideausedtoseesb.doingfeeluneasystrangenoisesgoaw
2、ayGrammarFocus1.这是谁的排球?_______________isthis?这一定是卡拉的。她热爱排球运动。It_____be_______.Shelovesvolleyball.WhosevolleyballmustCarla’sFillintheblanks.2.这是谁的发带?______________isthis?它可能是梅的发带。或者可能属于琳达。她们两人都是长头发。It______beMei’shairband.Orit______belongtoLinda.They_____havelonghai
3、r.couldmightbothWhosehairband3.那晚你看见了什么?_____didyouseethatnight?我不确定,但肯定不可能是狗。它更大。我想也许是一头熊或一匹狼。I’m_______,butit________adog.Itwasbigger.Ithinkit________abearorawolf.Whatnotsurecan’tbemightbe情态动词表推测情态动词must,can,could,may和might均可表示推测,它们可以对过去、现在或将来的情况作出语气强弱不同的推测。确定的推测
4、含义不确定的推测(可能性依次减弱)含义肯定句must一定;必定can>could>may>might可能否定句can’t>couldn’t不可能maynot>mightnot不大可能can和could也可以用于疑问句中表示推测。mustcan’tcouldmight100%probablytrue20%~80%possiblytrue0almostnottruee.g.Theyhavebeenworkinghardallday.Theymustbe tired.Samcan’tbe athomenow,forIsawhimg
5、oingshoppingjustnow.WhatcanNealpossibly mean?WhynotaskPaulforhelp?Hemayknow theanswer.情态动词表示推测有以下几种结构表示:情态动词+do/be(表示对现在或将来的动作或状态推测)bedoing(表示对正在发生的事情推测)havedone(表示对过去发生的事情推测)must表推测时不用否定形式,如果用否定,mustn’t表示“禁止;不许”,而不表示推测。表示“一定不会”用can’tbe。e.g.Mr.Reedlookspale.Hemaybe
6、ill.Ifyoudon’thaveaguide,There’salotofnoisefromthenextdoor.Theymustbehavingaparty.Hurryup!Mommightbewaitingforusathome.Lauralooksveryhappy.Shemusthavepassedtheexam.—Ican’tfindmywalletanywhere.—Youmighthavelostitwhileshopping.1.—Whosebikeisthis?—Iamnotsure.It_____be
7、Mary's.A.shall B.must C.might中考链接C2.Mr.Zhoucan'tfindhisIDcardanywhere.It_______belost.A.can't B.should C.mustC3.—Lookattheyoungladyinred.IsitMrs.Li?—No.It_______beher.Sheiswearingawhitedresstoday.A.mustn't B.needn't C.can'tC4aChoosethebestwaytoco
8、mpleteeachsentenceusingthewordsinbrackets.1.A:Where’sJean?B:I’mnotsure.She__________(is/mightbe/mustbe)inthelaboratory.mightben.实验室2.A:Everyoneis
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