祈使句公开课.ppt

,Imperative sentence,祈使句,Turn left!,Guessing Game,Turn right!,Guessing Game,Go upstairs!,Guessing Game,Guessing Game,Go downstairs!,Guessing Game,Dont smoke! No smoking!,Guessing Game,Dont park your car. No parking!,Guessing Game,Dont eat! No food!,Guessing Game,Dont play football!,Guessing Game,Dont pick the flowers!,Read and observe(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!,positive,negative,Draw the conclusion (得出结论),祈使句的结构如下： (Please) + do sth. (Please) + Dont do sth.,肯定：,否定：,祈使句的句型：,Be quiet. Please have a seat. David, pay attention.,Dont be afraid. Please do not make a noise. Alan, dont be late.,1.动词+ 2. Please+动词 3. 人名+动词,肯定,否定,在动词前面加dont否定,Giving orders / instructions,祈使句 : 是表示请求、命令、建议等句子，通常说话的对象是第二人称you, you常被省略。 祈使句常见题型： 1.Lets + （not）动词原形 Eg. Lets go home together./ lets not talk in the class. 2. lets , shall we? 3.Let sb . , will you? 4.祈使句 ， will you?,反意疑问句,祈使句的回答通常有两种形式，如果是肯定的祈使句，使用,I will;如果是否定的祈使句， 使用,I will not/ I wont回答。 Please give my best wishes to your parents. Thanks, I will. 2. Remember to turn off the light. OK, I will. 3. Please dont forget to turn off the light. Sure, I wont. 4. Please dont waste water. Sorry, I wont.,祈使句,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， Dont开头是规律。 No talking!是警示，祈使句用法要牢记。,Lets do exercise.,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. Lets _ 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,Exercises:,5. Please _ do it. A. he B. let him C. let he D. him 6. _ let anyone open the door. A. Dont B. Will C. Not D. No 7. Dont be late again. Sorry, _. A. I may B. I must C. I will D. I wont 8. Call me when you get home. OK, _. A. I must B. I can C. I will D. I may,Exercises:,1 -Its her birthday next week. - Then_ her about the surprise birthday. 2 How can I get to Peoples Hospital? -_ along the street and _ left at the lights.,dont tell,turn,Go,3 -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 waste,Dont make,Look,祈使句结构如下： (Please) + do sth. (Please) + Dont do sth.,Summary,肯定：,否定：,DO，可以放在动词前，为加强语气用。 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. I will D. I may 2. Jim, _ me a hand. A. gives B. is giving C. give D. will give 3. Let me _ on duty today. A. am B. / C. be D. do 4. Lets _ our time. A. not waste B. no wasting C. not to waste D. no waste 5. _ higher, and you will see the house. OK. A. If you stand B. To stand C. When you stand D. Stand,C,C,C,A,D,Choose 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. him 8. _ come in, please. A. Will B. Do C. Wont D. Did 9. _ careful! A. Be do B. Do be C. Not D. Not do 10. _ let anyone open the door. A. Dont B. Will C. Not D. No,D,C,B,B,A,11. Let John finish the work all by himself, _? A. shall we B. will you C. do you D. do we 12. -Lets go home, shall we? - _. A. Thats right. B. Thats all C. Thats all right D. All right 13.Please turn on the light, _? A. are you B. shall we C. shall I D. will you 14. Dont 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, _? A. shall we B. will you C. shall I D. do you,B,D,D,C,B,16. _ 6 and 4, and you will get ten. A. Added B. Adding C. To add D. Add 17._ late again, or Ill report 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 we 19. _ get off the lorry until it stops. A. Do B. Cant C. / D. Dont 20.Lets not begin our supper until father comes back, _? A. will you B. wont you C. shall we D. shant we,D,A,B,D,C,Lets 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.,