2017_2018学年七年级英语下册祈使句讲义人教新目标版.docx

【Key Points】祈使句一、祈使句的概念：1. 表达命令、请求、劝告等的句子。2. 祈使句省略了主语：第二人称。3. 谓语动词用原形。二、肯定形式1. Do 型2. Be 型三、否定形式一般情况句首加 Dontdo 型：Dont dobe 型：Dont be特殊情况1. let sb do sth 句型sb.为第一人称时，在 sb.后加 notsb.为第三人称时，在句首加 dont2. No+名词 / 动名词 “禁止”3. Never + 动词原形 “绝不”四、祈使句中一些需要注意的情况1. 在句首加 please 或句末加 please(前有逗号)，表委婉语气Please sit down!Sit down, please!2. 意思明显时，谓语动词可省去This way, please. 请这边走。3. 为明确对象，可加上称呼，但要用逗号隔开Jim, come here.4. 为加强语气，可以在肯定句前加 do Do work hard!一定要努力学习！【精讲精练】一翻译下列句子。1. 开门！ 2. 现在起床并整理你的床铺。 3. 对他严格点！ 4. 把电视声音关小点。 5. 慢点儿！ 6. 吃慢点儿！ 7. 早一点儿！ 8. 让我们走吧！ 9. 不要开门。 10. 不要把电视声音关小。 11. 不要对他严格！ 12. 不要让她走！ 13. 我们别去公园了！ 14. 禁止讲话！ 15. 禁止吐痰！ 16. 不要迟到！ 17. 绝不要迟到！ 【综合练习】一、用括号内所给动词的适当形式填空。1. (say) it again.2. the window, please.3. (not, speak) with your mouth full of food and(be) polite.4. (not, let) the baby cry.5. Lets(not, say) anything about it.6. No ! (fish)7. Never(cheat) others.二、单选。1. Pleaseme some money, will you?A. lendB. lendingC. to lendD. be lend2. the truth, or I wont let you leave here.A. TellB. To tellC. TellingD. Tells3. out your love. The world will become a nicer place to live in.A. SpokeB. To speakC. SpeakD. Speaking4. He is not honest.believe him.A. NotB. DontC. To notD. Not to5. in bed. Its bad for your eyes.A. Not to readB. Dont readC. Dont to readD. Not read6. your child. Well look after him.A. Not to worry aboutB. Dont worry aboutC. Not worry forD. Dont worry with7. worried about me, Mom. Ive grown up.A. DontB. Dont beC. NotD. Not be8. tell a lie.A. HardlyB. NotC. NoD .Never9. Sindy,to be here at 8 oclock.A. is sureB. is sure thatC. will be sureD. be sure10. Lily,the bike there.A. no putB. doesnt putC. dont putD. not put11. Jack, , or you will get heavier.A. doesnt play sports any moreB. doesnt eat so much meatC. dont play sports any moreD. dont eat so much meat12. when you cross the road.A. Do carefulB. CarefulC. Do be carefulD. To be careful13. The math exam is coming. Im very nervous.Just. Im sure youll do well in it.A. make progressB. pay attentionC. take it easyD. look out14. May I speak to Mr. Smith? , please. Ill see if he is in.A. Look outB. Hold onC. Get upD. Come on15. Which is a traffic sign?A. KEEP QUIETB. DO NOT DISTURBC. TURN LEFTD. SOLD OUT三、完成句子。1. Will you please read it again more slowly?(改为祈使句) again more slowly, please.2. The teachers often tell the students not to be careless. (改为祈使句) careless, please.3. If you dont listen to me, Ill go. (改为同义句) me, or Ill go.4. If you move, youll die.(改为同义句) , or youll die.5. 做作业时不要听音乐。 music while you are doing your homework.6. 快点，否则你将会迟到。 ( hurry, or)【参考答案】【精讲精练】一翻译下列句子。1. Open the door！2. Get up now and make your bed.3. Be strict with him！4. Turn down the TV.5. Be slow!6. Eat slowly!7. Be early!8. Lets go!9. Dont open the door.10. Dont turn down the TV.11. Dont be strict with him!12. Dont let her go!13. Lets not go to the park!14. No talking! 或 Dont talk!15. No spitting! 或 Dont spit!16. Dont be late!17. Never be late!【综合练习】一、用括号内所给动词的适当形式填空。1. Say2. Close3. Dont speak ；be4. Dont let5.