英语祈使句

5. Please ___ do it. A. he B. let him C. let he 6. _____ let anyone open the door. A. Don't B. Will C. Not 7. —Don’t be late again. —Sorry, ______. A. I may B. I must C. I will 8. —Call me when you get home. —OK, ____. A. I must B. I can C. I will
Turn right!
Guessing Game
Go upstairs!
Guessing Gamewk.baidu.com
Go downstairs!
Guessing Game
Be quiet, please!
Guessing Game
Don’t play football!
Guessing Game
Don’t eat!
D. him
D. No
D. I won’t
D. I may
11. Let John finish the work all by himself, B ____? A. shall we B. will you C. do you D. do we D 13.Please turn on the light, _____? A. are you B. shall we C. shall I D. will you C 14. Don’t tell him the fact now, _____? A. shall we B. shall you C. will you D. do you 15.Let the children not make so much noise, B ____? A. shall we B. will you C. shall I D. do you
No photos! No smoking!
No parking!
4. Never + 动词原形 + 其他
上学从来不要迟到。 Never be late for school. 不要再那样做了。 Never do that again.
祈使句的回答 祈使句通常表示将来要发生的动作，所 以回答时，一般用will或won’t。 — Don’t forget to do your homework. — I won’t. — Remember to turn off the lights. — I will.
or
Read the sentences again to see what they have in common.
Open the door, Daisy. Don’t open the door, Daisy. open Let’s make a million smiles. Be quiet, girls. They are called imperatives. Don’t be late again!
祈使句的反意疑问句
Let’s … , shall we? Let sb. … , will you? 肯定/否定祈使句，will you? Let’s go, shall we? Let the boy go first, will you? Don’t smoke here, will you?
16. ____ 6 and 4, and you will get ten. D A. Added B. Adding C. To add D. Add A 17.____ late again, or I’ll report it to your father. A. Don’t be B. You aren’t C. Can’t be D. Aren’t B 18.Don’t interrupt her when she is speaking, ___? A. won’t you B. will you C. shall we D. shan’t we 19. _____ get off the lorry until it stops. D A. Do B. Can’t C. / D. Don’t 20.Let’s not begin our supper until father comes C back, ____? A. will you B. won’t you C. shall we D. shan’t we
2. Let sb. + not + 动词原形 + 其他
咱们不要在这大声吵闹。 Let’s not make so much noise here. 不要让玛丽来这里。 Let Mary not come here.
3. 在公共场合的提示语中，常用的结构 “No＋名词 / v -ing” ，表示“禁止做某事 ”
Guessing Game
NO parking!
Guessing Game
Let me help you.
Read and observe(观察)
Turn left! Turn right! Don’t smoke! Don’t play football! No smoking! Please don’t eat! Let me help you.
Open the door, Daisy. Don’t open the door, Daisy. Let’s make a million smiles. Be quiet, girls. When do we use Don’t be late again! these sentences?
We use these sentences to give orders advice .
Grammar A
Turn left. Turn right. Sit down. Stand up. Open your mouth. Close your eyes. Touch your face. Put up your hands.
Guessing Game
Turn left!
Guessing Game
肯定的祈使句 1. 动词原形+其他
2. Be + adj.
3. Let + sb. + 动词原形 + 其他
否定的祈使句 1. Don't + 动词原形 + 其他 不要站起来。 Don't stand up. 别害羞。 Don't be shy. 别让他们玩火。 Don't let them play with fire.
Please go upstairs!
Go downstairs! Be quiet, please?
祈使句：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，祈使句一般 只有肯定和否定两种形式。
Read and think
Read the following sentences and tell their meanings.
口诀
祈使句,无主语,只用动词就可以.
表示请求或命令,加上please表客气。 如果变成否定句,Don’t开头是规律。
No talking!是警示,祈使句用法要牢记。
1. Jim, _____ me a hand. A. gives B. is giving C. will give D. give 2. ____ careful, Jenny! There is a tree in front of you A. Am B. / C. Be D. Was 3. Let's ____ our time. A. not waste B. no wasting C. not to waste D. no waste 4. —____ higher, and you will see the house. —OK. A. If you stand B. To stand C. When you stand D. Stand