李逵劈鱼/likuipiyu/79.html
• 否定结构: • 1. Do型和Be型: 句首加don‘t构成。 • 2. Let型 :“Don‘t + let + 宾语 + 动词原形 + 其它成 分”和“Let + 宾语 + not + 动词原形 + 其它成 分”。 • 3. 有些可用no开头,用来表示禁止性的祈使句。 • Don‘t forget me! • Don't be late for school! • Don't let him go. / Let him not go. • No smoking! • No fishing!
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. 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. 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
Choose the correct answer.
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. he B. he let C. let him D. him 8. ____ B come in, please. A. Will B. Do C. Won't D. Did B careful! 9. _____ A. Be do B. Do be C. Not D. Not do A let anyone open the door. 10. _____ A. Don't B. Will C. Not D. No
B 11. Let John finish the work all by himself, ____? A. shall we B. will you C. do you D. do we D 12. ---Let’s go home, shall we? --- _____. A. That’s right. B. That’s all C. That’s all right D. All right D 13.Please turn on the light, _____? A. are you B. shall we C. shall I D. will you C . Don’t tell him the fact now, _____? A. shall we B. shall you C. will you D. do you B 15.Let the children not make so much noise, ____? A. shall we B. will you C. shall I D. do you
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肯定结构: 1. Do型: 动词原形(+宾语)+其它成分。 2. Be型 :Be + 表语(名词或形容词)+其它成分。 3. Let型:Let + 宾语 + 动词原形 + 其它成分)。 Please have a seat here. This way, please. = Go this way, please. Be a good boy! Let me help you.
1000炮捕鱼/byyx/71.html
1. —Call me when you get home. —OK, ____. C A. I must B. I can C. I will D. I may C me a hand. 2. Jim, _____ A. gives B. is giving C. give D. will give 3. Let me ____ C on duty today. A. am B. / C. be D. do 4. Let's ____ A our time. A. not waste B. no wasting C. not to waste D. no waste D higher, and you will see the house. 5. —____ — OK. A. If you stand B. To stand C. When you stand D. Stand
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祈使句（重点讲解与练习）
◎祈使句
• 用于表达命令、请求、劝告、警告、禁止等的句子叫做祈使句， 祈使句最常用于表达命令，因此在学校文法中也常称为命令句。 • Go and wash your hands. （命令） • Be quiet, please.（Please be quiet.） （请求） • Be kind to our sister. （劝告） • Watch your steps. （警告） • Look out！Danger！ （强烈警告，已如感叹句） • Keep off the grass. （禁止） • No parking. （禁止） • No eating or drinking. (禁止) • No littering. (禁止)