情态动词can的用法

情态动词can的基本句型

1.肯定句型为:主语+can+动词原形+其它。例如: They can play basketball.他们能打篮球。 She can dance.她会跳舞。

You can go to watch TV.你可以去看电视了。

2.否定句型为:主语+can not(can't/cannot)+动词原形+其它。表示\"某人不能(不会。不可能)做……\"。其中can't是can not的缩略式,英国多写成cannot。例如:

You cannot pass the ball like this.你不能像这样传球。 I can't ride a motorbike.我不会骑摩托车。

3.疑问句句型分为:一般疑问句句型和特殊疑问句句型两种类型。

⑴一般疑问句句型为:Can+主语+动词原形+其它。表示\"某人会(能。可以)做……吗\用于口语时,常表示请求或许可。其肯定答语用\"\"Yes,主语+can.\"作答;否定答语用\"No,主语+can't.\"作答。注意答语中作主语的人称代词,应根据问句中的主语作相应的变化。其变化规则为:第一人称问,则第二人称答;第二人称问,则第一人称答;第三人称问,第三人称答。例如:

①-Can you sing an English song for us你可以为我们大家唱一首英语歌吗 -Yes.行。(注意在Yes后面常省略I can) ②-Can I skate我可以滑冰吗 -Yes, you can.可以。

③-Can she climb hills她能爬山吗 -No, she can't.不,她不能。

⑵特殊疑问句句型为:a. Who+can+动词原形+其它。该句型中who相当于主语。例如: -Who can sing in English in your class你们班上谁会用英语唱歌 -Lily can.莉莉会。

c.特殊疑问词+can+主语+动词原形+其它。该句型中的特殊疑问词常用what, where, when等,一般用肯定陈述句作答。例如:

-What can you see in the picture你能在图画中看到什么

-I can see some birds and two big trees in it.我能看到一些鸟儿和两棵大树。 一、匹配题

Kangaroos Birds Geese Fish Rabbits Cats Dogs

can

can’t

fly high. jump high. swim fast. run fast. climb trees. read and write.

二、Can you fill in the blanks？ 1. ____ you swim Yes, I can. 2. --Can your father play the guitar？ --No, he ______.

3. What club ____ you want to join？ 4. --Can Lucy and Alice dance --Yes, they _____ .

5. We want ___ join the English club. 三、单项选择

( )1. Maybe he can ______ in their basketball team. A. is B. be C. are D am ( )2. I can sing English songs very _____. A. well B. much C. good D bad

( )3. --- Can you play the violin --- .But I can sing. A. Yes，I do B. No， I don’t . C. Yes，I can D. No， I can’t

( )4. A：Can you swim or play chess B:___________. A. Yes ，I am ，I can A. I can swim don’t know ( )5. Can she basketball A. plays B. play C. playing D. play the

( ) can play the guitar but he _____ play it very well. A. can B. can’t C. not D. don’t

( ) Can I help you --- .I can do it myself（我自己）. A. Yes，please. B. Sorry. C. Very good. D. No，thanks. ( )8.—Can your sister sing —_________.

, he can , he does

, she doesn’t , she can ( )9.—Can you paint or sing —_______.

, I can , I can’t can sing like singing ( ) Chinese and she can________ a little English. ;speaks ;speak

;speak ;speaks

( )11.—What can you do, Lin Tao — _________.

like sports want to join the music club am well can play the drums ( ) you __ _

C. swims D. swam 四、句型转换

1. I can dance.(变一般疑问 句） ___________________________________

2. Can he play the guitar well (做出否定回答) ______________________________ 3. She can paint . (变否定句) _________________________________

4. He can sing an English song.(对划线部分提问) What _____he _____

5. He can swim. (变一般疑问句并作肯定回答) ____ ___ swim ____, ___ ____.

can play the violin.（改为一般疑问句并作肯定回答） —_______she _______ the violin —Yes, she_______ .

brother can play basketball.（就画线部分提问） _______ _______ his brother________ can sing and dance.（改为否定句） She _______ sing _______ dance.