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1、祈使句祈使句Turn left!Guessing GameTurn right!Guessing Game Go upstairs!Guessing GameGuessing Game Go downstairs!Guessing GameDont smoke!No smoking!Guessing GameDont park your car.No parking!Guessing GameDont eat!No food!Guessing GameDont play football!Guessing GameDont pick the flowers!Read and observe(观
2、察观察)Turn left!Turn right! Please go upstairs! Go downstairs!Walk on the zebra crossing!Dont smoke!Dont play football!Dont park your car!Dont eat, please!Dont pick the flowers!Draw the conclusion (得出结论得出结论)祈使句的结构如下：祈使句的结构如下： (Please) + do sth. (Please) + Dont do sth.肯定：肯定：否定否定：祈使句的句型：祈使句的句型：Be quiet.
3、Please have a seat.David, pay attention.Dont be afraid.Please do not make a noise.Alan, dont be late.1.动词动词+2. Please+动词动词 3. 人名人名+动词动词肯肯定定否否定定在动词前面在动词前面加加dont否否定定 祈使句祈使句 : 是表示请求、命令、建议等句子，通是表示请求、命令、建议等句子，通常说话的对象是第二人称常说话的对象是第二人称you, you常被省略。常被省略。祈使句常见题型：祈使句常见题型：1.Lets + （not）动词原形动词原形 Eg. Lets go home
4、 together./ lets not talk in the class. 2. lets , shall we? 3.Let sb . , will you? 4.祈使句祈使句 ， will you?反意疑问反意疑问句句 祈使句的回答通常有两种形式，如果是肯定的祈使句的回答通常有两种形式，如果是肯定的祈使句，使用祈使句，使用,I will;如果是否定的祈使句，如果是否定的祈使句， 使用使用,I will not/ I wont回答。回答。1. Please give my best wishes to your parents.2. Thanks, I will.3.2. Remembe
5、r to turn off the light.4. OK, I will.5.3. Please dont forget to turn off the light.6. Sure, I wont.7.4. Please dont waste water.8. Sorry, I wont.祈使句祈使句祈使句祈使句,无主语无主语,只用动词就可以只用动词就可以.表示请求或命令表示请求或命令,加上加上please表客表客气。气。如果变成否定句，如果变成否定句， Dont开头是规开头是规律。律。No talking!是警示，祈使句用法是警示，祈使句用法要牢记。要牢记。Lets do exercise
6、.1. Jim, _ me a hand. A. gives B. is giving C. will give D. give2. _ careful, Jenny! There is a tree in front of you. A. Am B. / C. Be D. Was3. Lets _ our time. A. not waste B. no wasting C. not to waste D. no waste4. _ higher, and you will see the house. OK. A. If you stand B. To stand C. When you
7、stand D. Stand5. Please _ do it. A. he B. let him C. let he D. him6. _ let anyone open the door. A. Dont B. Will C. Not D. No7. Dont be late again. Sorry, _. A. I may B. I must C. I will D. I wont8. Call me when you get home. OK, _. A. I must B. I can C. I will D. I may1 -Its her birthday next week.
8、 - Then_ her about the surprise birthday.2 How can I get to Peoples Hospital?-_ along the street and _ left at the lights.dont tellturn Go3 -We have to finish the work in two hours. - Then lets_ any time.4 -_so much noise, please. - Ok.5 -_out! Theres a car coming. - Thanks.not wasteDont makeLook 祈使
9、句结构如下：祈使句结构如下： (Please) + do (Please) + do sthsth. . (Please) + (Please) + DonDont t do do sthsth. .肯定：肯定：否定：否定：DO，可以放在动词前，为加强语气用。，可以放在动词前，为加强语气用。如：如：Do come in,please! Do listen to me ,please! Do open the door,please!Lets do more exercises.1. Call me when you get home. OK, _. A. I must B. I can C.
10、I will D. I may2. Jim, _ me a hand. A. gives B. is giving C. give D. will give3. Let me _ on duty today. A. am B. / C. be D. do4. Lets _ our time. A. not waste B. no wasting C. not to waste D. no waste5. _ higher, and you will see the house. OK. A. If you stand B. To stand C. When you stand D. Stand
11、CCCADChoose the correct answer. 6. _ forget to write to me when you _ get there next Tuesday. A. Dont; will B. Please; will C. Please; / D. Dont; / 7. Please _ do it. A. he B. he let C. let him D. him8. _ come in, please. A. Will B. Do C. Wont D. Did9. _ careful! A. Be do B. Do be C. Not D. Not do10
12、. _ let anyone open the door. A. Dont B. Will C. Not D. NoDCBBA11. Let John finish the work all by himself, _? A. shall we B. will you C. do you D. do we12. -Lets go home, shall we? - _. A. Thats right. B. Thats all C. Thats all right D. All right13.Please turn on the light, _? A. are you B. shall w
13、e C. shall I D. will you14. Dont tell him the fact now, _? A. shall we B. shall you C. will you D. do you15.Let the children not make so much noise, _? A. shall we B. will you C. shall I D. do youBDDCB16. _ 6 and 4, and you will get ten. A. Added B. Adding C. To add D. Add17._ late again, or Ill rep
14、ort it to your father. A. Dont be B. You arent C. Cant be D. Arent 18.Dont interrupt her when she is speaking, _? A. wont you B. will you C. shall we D. shant we19. _ get off the lorry until it stops. A. Do B. Cant C. / D. Dont20.Lets not begin our supper until father comes back, _? A. will you B. w
15、ont you C. shall we D. shant weDABDCLets make a banana milk shake.Peel three bananas first.Cut up the bananas. / Cut them up.Put the bananas into the blender.Pour some yogurt into the blender.Mix up the bananas and the yogurt. / Mix them up.Turn on the blender.Add some milk to the bananas.Enjoy it, please.
