情态动词can基本用法

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-Ca n you sing an En glish 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。

b. 特殊疑问词（作定语）+名词+can+主语+动词原形+其它。该句型中的特殊疑问词常用how many, how much 等。例女口:-How many boats can you see in the river?你能看见河中有多少只船吗？-Only one boat.仅有一

只。

c. 特殊疑问词+ca n+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

能在图画中看至M十么？-I can see some birds and two big trees in it.我能看到一些鸟儿和两棵大树。

单项选择。（2003年中考题）

1. -Ca n you play with a yo-yo, Jim?-Yes, I ______ .

It's easy.（北京市）

A. must

B. can

C. n eed

D. may

2. You ______ go and ask Meimei. She ________ k now the answer.（天津市）

A. must, can

B. must, may

C. n eed, can

D. can, may

3. - _______ I take the magazine（杂志）out of the

readi ng room?-No, you must n't.（乐山市）

A. Must

B. Can

C. Need

练习题：

一、根据提示完整回答问题。（完整回答）

1. Can the Robot sweep the floor?（写两种答案）

2. Can your brother do housework?（写两种答案）

3. What can your sister do?（打扫卧室和浇花）

二、根据答句写问句。

1. _____________________________________ ? Yes, I can do the dishes.

2. _____________________________________ ? Yes, we can empty the trash.

3. ______________________________________ ? Yes, he can make the bed.

4. ______________________________________ ? Yes, Tom can wash the clothes.

5 . ______________________________________ ? Yes, Amy can water the flowers.

6. _____________________________________ ? No, they can clea n the bedroom.

7. ______________________________________ ? I can cook the meals.

8. ? We can play football.

9. _____________________________________ ? Tom can use a computer.

10. ____________________________________ ? Sarah can sweep the floor.

11. ____________________________________ ? My father can wash the car.

12. ____________________________________ ? My mother can sing and dance.

三、阅读理解，判断对错。

Ben is an America n boy. Joh n is his good friend. They are in the same class. Joh n is very helpful at home. He can help his mother do housework. He helps his mother sweep the floor, clea n the room and cook the meals. Ben is helpful, too. He often goes shopping with his family. Ben and John likes ping pong very much. They often play together( 一起).

( )1. John is Ben ' s classmate.

( )2. Joh n and Ben are helpful at home.

( )3. Joh n and Ben can cook at home.

( )4. Ben ofte n goes shopp ing on Saturdays. ( )5. Ben and Joh n like sports.

上节课There be句型的复习练习：

一、根据所给汉语完成句子。

1.桌子上有一本书和两支钢笔。There a book and two pens on the desk.

2.图片上有.些猴子。There some mon keys in the picture.

3.在吉姆的书包里有一些卡片。some cards in Jim 's bag.

4.我们学校有许多班。There many in our school.

5.树上有三只鸟。There three birds in the tree.

6. (there be ) a basket of apples on the

table.

7. (there be ) some books and a pencil-box

in the desk.

8.(there be ) a pencil-box and some books

in the desk.

9.There are two (tin) of fish on the table.

10. How many (flower) are there in the

vase?

二、选择填

空:1. How many are there in the picture?

A. woma n

B. wome

n

C. buy

D. milk

2. There aren ' t ______ trees near the house. There is only

one.

A. any

B. some

C. many

D. much

3. There __ two bowls of rice on the table.

A. is

B. have

C. has

D. are

4. Are there __ houses n ear the river? Yes, there

are __ .

A. some, some

B. any, some

C. any, any

D. some, any

冠词复习练习题：

()1 Han Meimei is ___ Chin ese girl. Lucy is ____

En glish girl.

A. a; a

B. an; an

C. a; an

D. an; a

()2 A little boy wrote ___ "U" and ___ "n" on the wall.

A. a; an

B. an; a

C. an; an

D. a; a

()3 ______ old lady in brow n is ___ uni versity professor.

A. An; a

B. An; /

C. The; an

D. The; a

()4 There are sixty mi nu tes in ___ hour.

A. an

B. the

C. a

D./

()5 This is ____ in terest ing book and it is also ___

useful one.

A. an; an

B. an; the

C. ah; a

D. a; a

完形填空：

Jim and Tom are 1 .They look 2 same. They are 3 . They' rtwelve. They are in No. 14 Middle 4__. They' rdn the same 5 .But they 6 in the same room. Jim is in 7 301 and Tom is in Room

302 . 8 classmates all look 9 them. Now they

are good 10 .

( )1.A. twin sister B. twins sisters C. twin

brothers D. twi ns brothers

( )2.A. a B. an C. the

D. X

( )3.A. new B. new stude nt C. a new stude nt D. a new