情态动词 can微PPT课件

1、I can swim.IweWe can swim.第1页/共17页you(你)You can sing.You can sing.you(你们你们)第2页/共17页He can dance.hetheyThey can dance.第3页/共17页 I can swim.We can swim.You can sing.He /She can dance.They can dance.can后跟后跟动词原形。动词原形。can不随主语的人称和数不随主语的人称和数的变化而变化的变化而变化第4页/共17页He can dance.He can not dance.第5页/共17页They can

2、dance.They can not dance.第6页/共17页 I can not swim.We can not swim.You can not sing.He /She can not dance.They can not dance.变否定句直接在变否定句直接在can后加后加not。第7页/共17页 Can you swim? Can you sing? Can he/she dance? Can they dance?变一般疑问句直接把变一般疑问句直接把can提前。提前。Yes, I can./No, I cant.Yes, we can./No, we cant.Yes, he

3、/she can./No, he/she cant.Yes, they can./No, they cant.肯定肯定yes,否定否定no。你会吗？Can?第8页/共17页情态动词can的基本句型肯定句： 主语+ can+动词原形+其他.否定句： 主语+ cant +动词原形+其他.一般疑问句：Can +主语+动词原形+其他?肯定回答：Yes,主语+ can.否定回答：No,主语+ cant. Can you make a conclusion?规则：规则：can后跟动词原形，后跟动词原形，can不不随主语的人称和数的变化而变化。随主语的人称和数的变化而变化。第9页/共17页Can he pl

4、ay basketball?Can he play football?Yes, he can.No, he cant.He can play basketball.He cant play football.第10页/共17页第11页/共17页If I am an interviewer,play basketball play badmintonplay football play ping-pongrunjump highlift weightsurfgo skatinggo cycling第12页/共17页A: Can you play football?/B: Yes, I can./

5、 No, I cant. B: I can/cant play football./Begin like this:We like doing sports.第13页/共17页Practise by yourselvesplay basketball play badmintonplay football play ping-pongrunjump highlift weightsurfgo skatinggo cyclingA: Can you play football?/ B: B: 第14页/共17页v情动can表能力，动词原形后面站。v不管主语何变换，can模样永不变。v一般疑问can提前, 否定c