初中祈使句课件

A. he B. he let C. let him D. him
8. __B__ come in, please.
A. Will B. Do C. Won't D. Did
9. __B___ careful!
A. Be do B. Do be C. Not D. Not do
10. __A___ let anyone open the door.
C. When you stand D. Stand
6. __D___ forget to write to me when you
_____ get there next Tuesday.
A. Don't; will B. Please; will
C. Please; /
D. Don't; /
7. Please _C__ do it.
A. Don't B. Will C. Not D. No
11. Let John finish the work all by himself, _B___? A. shall we B. will you C. do you D. do we
12. ---Let’s go home, shall we? --- _D____. A. That’s right. B. That’s all C. That’s all right D. All right
加don’t否 定
祈使句句式详解
1. 肯定的祈使句 （1）动词原形+其他 Stand up, please. = Please stand up. 请起立。 （2）Be + adj. Be careful! = Look out! = Take care! 小心 / 当心！ （3）Let's + 动词原形 Let’s go to school together. 咱们一起上学去吧。
A. Do B. Can’t C. / D. Don’t
20.Let’s not begin our supper until father comes back, __C__?
A. will you B. won’t you
C. shall we D. shan’t we
而let us…既可表示建议请求，也可表示建议(较正式)，其后的 反意问句要根据这两种不同情况分别使用will you和shall we。
Let’s do more exercises.
Choose the correct answer.
1. —Call me when you get home.
4. Let's __A__ our time.
A. not waste B. no wasting
C. not to waste D. no waste
5. —__D__ higher, and you will see the house.
— OK.
A. If you stand
B. To stand
祈使句句式详解
4. 关于以let开头的祈使句
Let’s eat out tonight. 我们今晚出去吃饭吧。 Let me have a try. 我来试一试。 Let me show you how to do it. 我来告诉你怎样做。 Let every man do his best. 让每个人人尽其才。 Let the meat cook slowly. 把肉用慢火炖。
A. shall we B. will you C. shall I D. do you
16. _D___ 6 and 4, and you will get ten.
A. Added B. Adding C. To add D. Add 17.__A__ late again, or I’ll report it to your father.
1. 这类祈使句的否定式有两种形式。如： Let’s not hurry. / Don’t let’s hurry. 我们不要太急。
2. let后用作宾语补足语的动词要用原形，不能用带to的不定式。
祈使句句式详解
5. 与please连用以使语气委婉
为使语气委婉，通常将祈使句与please连用。Please可用 于祈使句的句首(其后通常不用逗号)或句末(其前通常用逗 号)。如：
祈使句句式详解
2. 否定的祈使句
（1） Don't + 动词原形
Don't stand up. 别站起来。 Don't be careless. 别粗心。 Don't let them play with fire. 别让他们玩火。
（2）Let's ( let sb ) + not + 动词原形
Let's not say anything about it. 对于这件事，咱们什么 也别说。
Let them not play with fire. 别让他们玩火。
祈使句句式详解
3. 祈使句谓语用何动词形式
英语祈使句的谓语总是用动词原形。如： Be quiet! 别说话! Come earlier next time. 下次早点来。 Have a good time. 愿你玩得痛快。 Go and tell her. 去告诉她吧。 注：有时为了加强语气，可在动词前加do。如： Do be careful. 务请小心。 Do come on time. 务必请准时来。
Please don’t get angry. 请不要生气。 Please drive more slowly. 请开得慢一点。 Please cut me a piece of cake. 请给我切一块蛋糕。 Please try to be quiet. 请设法保持安静。 Please repeat what you’ve just said. 请把你刚才说的话重 复一遍。
Go downstairs!
Please don’t eat!
Walk on the
Don’t pick the flowers!
zebra crossing!
Draw the conclusion (得出结论)
祈使句的结构如下： 肯定： (Please) + do sth. 否定： (Please) + Don’t do sth.
祈使句的句型
Be quiet.
肯
定 Please have a seat. David, pay attention.
1.动词+… 2. Please+动词… 3. 人名+动词…
Don’t be afraid.
在动词前面
否
定 Please do not make a noise. Alan, don’t be late.
示表示建议，则用 shall we。如： Let us know your address, will you? 请把你的地址告诉我们，
好吗? Let us go swimming together, shall we? 我们一起去游泳好吗? 注：let's…只表示建议，所以其后反意问句总是用shall we。
—OK, __C__.
A. I must B. I can C. I will D. I may
2. Jim, ___C__ me a hand.
A. gives B. is giving C. give D. will give
3. Let me _C___ on duty today.
A. am B. / C. be D. do
A. Don’t be B. You aren’t C. Can’t be D. Aren’t 18.Don’t interrupt her when she is speaking,B___? A. won’t you B. will you C. shall we D. shan’t we
19. __D___ get off the lorry until it stops.
Don’t eat!
Don’t pick the flowers!
Go upstairs!
Read and observe the difference
Turn left!
Don’t smoke!
Turn right!
Don’t play football!
Please go upstairs! Don’t park your car!
祈使句与反意疑问句
一、基本原则
若陈述部分为祈使句，反意问句通常用will you, won't you, would you等。如：
Mail the letter today, will you? 今天就把信发掉，好吗? Try to be back by two, won't you? 设法两点之前回来，好 吗? 注：若陈述部分为否定式，则反意问句部分只用will you。 如： Don't forget to post the letter, will you? 请别忘了寄信。 有时根据语境的需要，反意问句也可以用can you, can't you 等： Give me some cigarettes, can you? 给我些香烟，可以吗? Walk faster, can't you? 走快点，不行吗?
13.Please turn on the light, __D___?
A. are you B. shall we C. shall I D. will you 14. Don’t tell him the fact now, __C___?
A. shall we B. shall you C. will you D. do you 15.Let the children not make so much noise, __B__?
祈使句与反意疑问句
二、let型
1. 当祈使句为Let's…时：反意问句总是用 shall we。如： Let's phone her now, shall we? 我们现在就给她打电话，好吗? Let's go to the cinema tonight, shall we? 今晚咱们去看电影，
好wenku.baidu.com? 2. 当祈使句为Let us…时：若表示请求，反意问句用will you;若表
祈使句
祈使句的定义
• 祈使句表示请求、命令、建议等等。 • 谓语动词一律用原形。 • 句子中通常不用主语，句末用惊叹号或者句号。
Turn left!
Turn right!
Walk on the zebra crossing!
Don’t smoke! No smoking!
Don’t park your car!