英语祈使句的用法

祈使句

1、定义：祈使句是用来表示请求、

命令、劝说、号召、警告

等的句子。

在祈使句中，通常省略第二人称主

语you，以动词原形

开头。

句末一般用句号；表示较强语气时，则用感叹号。

2、类型：

1、V型：动词原形+ 其他

2、Be型：Be + 形容词

3、Let 型：Let sb + 其他

4、No 型：No+ v-ing / n

3、注意：

①表示委婉、客气时，常加

please(可放句首，句末<用

逗号隔开>)

②祈使句的否定形式：一般在句首加don’t

③Let型的祈使句变否定句，

可在句首加don’t, 或在

动词原形前加not.

4、祈使句用法口诀

祈使句，祈使句，请求命令或建议。主语是you常省去，动词原形开头

记。

否定形式加Don’t，Let否定有两

种。

想更客气please, 句首句末没关系。

练习

I. 用括号内所给动词的适当形式填空。

1. It’s an important meet ing.

______(not,

be )late.

2. _______ (not,make) any noise! Your mother is sleeping.

3. _______ (not, speak) with your mouth full of food and _____ (be) polite.

4. ______ ( not, talk) and _______ (read)

aloud.

5. ____ (not,leave) your homework for

tomorrow, Larry.

6. _____ (look) out! A car is coming.

7. ______ (give) us ten years and just see what our country will be like.

8. _______ (not, let) the baby cry.

9. Let’s _____ (not, say) anything

about it.

II. 选择填空

( )1 .Her doctor said: “________ work so hard

A Stop

B Don’t

C Can’t

D No ( )2. Cindy, ______ to be here at 8 o’clock

A is sure

B is sure that

C will be sure

D be sure

( )3._______ when you cross the road

A Do care

B Care

C Be careful

D To be careful

( )4. ________him the secret, will you？

A Don’t tell

B Not to tell

C Not telling

D No telling

( )5. ________ in bed. It’s bad for your eyes.

A Not to read

B Don’t read

C Don’t to read

D Not read

( )6. ________ your chil d. We’ll look after him.

A Not to worry about

B Don’t worry

about

C Not worry for

D Don’t worry

with

( ) 7. ______ tell a lie.

A Hardly

B Not

C No

D Never ( )8.Please ________ look outside. Look at the blackboard

A not

B don’t

C aren’t

D can’t