语法can的用法-PPT.ppt

Unit 1Can you play the guitar?1 情态动词情态动词 can cancan是是_,意为意为_1.情态动词本身有一定的词义，但是不能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。，必须和动词原形一起构成谓语。没有人称和数的变化。没有人称和数的变化。2.can+动词原形动词原形情态动词情态动词能；会能；会can的基本句型：的基本句型：1.肯定句型：肯定句型：主语主语+can+动原动原+其他其他e.g.我会打篮球。我会打篮球。I can play basketball。汤姆会唱歌。汤姆会唱歌。Tom can sing。2.否定句型：否定句型：在在can 后加后加not主语主语+can not/cant+动词原形动词原形I can play basketball.I cant play basketball.Tom can sing.Tom cant sing。3.一般疑问句型：一般疑问句型：一般：一般：Can+主语主语+动原？动原？肯定：肯定：Yes，主语，主语+can 否定：否定：No，主语，主语+cante.g.Can you play basketball？Yes，I can。No，I cant。Can Tom sing？Yes，he can.No,he cant.can 的一般疑问句，将的一般疑问句，将can提到句首提到句首，主，主语第一人称语第一人称 I,we,改为改为you大家应该也有点累了，稍作休息大家应该也有点累了，稍作休息大家有疑问的，可以询问和交流大家有疑问的，可以询问和交流84.特殊：特殊：特殊疑问句特殊疑问句+can+主语主语+动原动原-你会做什么？你会做什么？-我会画画。我会画画。What can you do？-I can draw。拓展：拓展：can的用法的用法1）表示能力，）表示能力，“能，会能，会”I can swim.2)表示请求；许可表示请求；许可 Can I help you?Can I know your name?3)表示猜测，意为可能。表示猜测，意为可能。翻译：翻译：He cant be your teacher.-What club do you want to _？-I want to join the _(swim)club.-What can you do?-I can _.joinswimmingswim-I want to join the music _.-Can you sing?-No,I _.But I can _.clubcantdance你会打篮球吗？你会打篮球吗？是的，我会。是的，我会。Can you play basketball?Yes,I can.你想参加什么俱乐部？你想参加什么俱乐部？我想参加音乐俱乐部。我想参加音乐俱乐部。What club do you want to join?I want to join the music club.*Can you play_?A.guitarB.the guitarB*-_ can you do?-I can play volleyball.A./B.What doC.What D.What clubC*-Can you swim?-No,I _.A.do B.canC.dont D.cantDLook and sayA:I want to join the_ club.B:Can you_ or play _?A:Yes,_.singthe guitarmusicI canA:I_ _the _club.B:_ you_?A:No,_.want to joinswimmingCanswimI cantA:I _.B:_?A:Yes,I can.want to join the chess clubCan you play chessA:I _.B:_?A:Yes,I can.want to join the English clubCan you speak EnglishA:We _.B:_?A:Yes,_.want to join the art clubCan you paintwe can