语法can的用法电子教案

语法can的用法情态动词cancan是_________,意为______1.情态动词本身有一定的词义，但是不能单独作谓语，必须和动词原形一起构成谓语。没有人称和数的变化。2.can+动词原形情态动词能；会can的基本句型：1.肯定句型：主语+can+动原+其他e.g.我会打篮球。Icanplaybasketball。汤姆会唱歌。Tom

cansing。2.否定句型：在can后加not主语+cannot/can’t+动词原形Icanplaybasketball.Ican’tplaybasketball.Tomcansing.Tomcan'tsing。3.一般疑问句型：一般：Can+主语+动原？肯定：Yes，主语+can否定：No，主语+can'te.g.Canyouplaybasketball？Yes，Ican。No，Ican't。CanTomsing？Yes，hecan.No,hecan't.can的一般疑问句，将can提到句首，主语第一人称I,we,改为you4.特殊：特殊疑问句+can+主语+动原---你会做什么？----我会画画。—Whatcanyoudo？---Icandraw。拓展：can的用法1）表示能力，“能，会”Icanswim.2)表示请求；许可CanIhelpyou?CanIknowyourname?3)表示猜测，意为可能。翻译：Hecan’tbeyourteacher.-Whatclubdoyouwantto_______？-Iwanttojointhe_______(swim)club.-Whatcanyoudo?-Ican________.joinswimmingswim补全对话-Iwanttojointhemusic______.-Canyousing?-No,I______.ButIcan______.clubcan’tdance你会打篮球吗？是的，我会。Canyouplaybasketball?Yes,Ican.译句子你想参加什么俱乐部？我想参加音乐俱乐部。Whatclubdoyouwanttojoin?Iwanttojointhemusicclub.*Canyouplay______?A.guitarB.theguitarB选择填空*-______canyoudo?Icanplayvolleyball./B.WhatdoC.WhatD.WhatclubC选择填空*-Canyouswim?No,I______.A.doB.canC.don’tD.can’tD选择填空LookandsayA:Iwanttojointhe______club.B:Canyou_____orplay_________?A:Yes,_______.singtheguitarmusicIcanA:I___________the_________club.B:____you_____?A:No,_______.wanttojoinswimmingCanswimIcan’tA:I_______________________.B:_________________?A:Yes,Ican.wanttojointhechessclubCanyouplaychessA:I__________________________.B:_____________________?A:Yes,Ican.wanttojointheEnglishclubCanyouspeakEnglishA:We______________________.B:______________?A:Yes,______