英语--祈使句语法(句型详解,练习与答案)

【Unit 8 语法：】

一：祈使句句型详解

祈使句指的是表示命令、请求、建议或劝告的句子。其主语you常省略，谓语动词用原形，句末用感叹号或句号.

1. 肯定的祈使句

（1）动词原形+其他

Stand up, please. = Please stand up.

（2）Be + adj.

Be careful! = Look out! = Take care!

（3）Let's + 动词原形

Let’s go to school together.

2. 否定的祈使句

(1) Don't + 动词原形或者never + 动词原形

Don't stand up.

Don't be careless.

Don't let them play with fire.

Never let your parents down.

（2）Let's ( let sb ) + not + 动词原形

Let's not say anything about it.

Let them not play with fire.

( 3 ) No + 动词ing

No talking! No disturbing! No smoking!

3.祈使句的反意疑问句

1）肯定祈使句的反意疑问句反问部分用will you

Please open the door, will you?

2）否定祈使句的反意疑问句反问部分也用will you。

Don't be late again, will you?

3）以let's开头的祈使句反意疑问句反问部分用shall we。

Let's turn on the TV, shall we?

【注意】

只有以let's开头的祈使句的反意疑问句的反问部分才用shall we，而let us 开头的祈使句的反意疑问句的反问部分应为will you

如：Let us stay here, will you?

4. 常用祈使句句型

祈使句+ or +将来时句型(…否则…)

祈使句+and + 将来时句型(…然后…)

Take a taxi，or (否则)we will miss the press conference.

Put your heads together, and（然后）you will find a better solution to this problem.

二：It’s time (for sb) to do 该做……事的时候了。

It’s time for us to take up a new hobby.

It’s time to go to bed.

祈使句练习

1. The TV is too loud. Please__________.

A. turn it down

B. to turn it down

C. turn down it

D. to turn down it

2. __________ good weather it is! Let’s go camping, __________?

A. What a, shall we

B. How, will we

C. How, will you

D. What, shall we

3. __________ cross the road until the traffic lights turn green.

A. Not

B. Won't

C. Doesn't

D. Don't

4. Please help me carry it, __________?

A. will I

B. will you

C. shall I

D. shall we

5. Don't make so much noise, __________?

A. will you

B. won't you

C. shall we

D. do you

6. __________ me the truth, or I'll be angry.

A. Telling

B. To tell

C. Told

D. Tell

7．---Is there a No. 2 bus stop near here?

---Yes, there is. __________ at the second crossing, and you will find it.

A. Turning left

B. Turn left

C. To turn left

D. Turns left

8．If the green light isn’t on, ___________ a minute.

A. wait

B. waits

C. will wait

D. waiting

9．--- __________ late for school again, Tim!

--- Sorry, I promise that I _________.

A. Don’t; won’t

B. Don’t be; won’t

C. Don’t be; don’t

D. Don’t; will

10．---I’m leaving now.

---___________ you turn off the lights and the computer.

A. To make sure

B. Make sure

C. Made sure

D. Making sure

11．Tony, ____________, or you will get heavier.

A. doesn't play sports any more

B. doesn't eat so much meat

C. don't play sports any more

D. don't eat so much meat

12．---Would you please __________ near the river?

---Oh, sorry, I won’t.

A. not play

B. don’t play

C. not to play

D. don’t to play

13．---Please don’t make a noise.