初中英语祈使句讲解及练习初中英语――祈使句祈使句指的是表示命令、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，读降调。
1. 肯定的祈使句（1）动词原形+其他Stand up, please. = Please stand up. 请起立。
（2）Be + n./adj.Be a good boy! 要做一个好孩子! Be careful! = Look out! = Take care! 小心/ 当心！（3）Let + 宾语+ 动词原形+ 其它成分Let me help you. 让我来帮你。
Let’s go to school together. 咱们一起上学去吧。
2. 否定的祈使句(1) Don't + 动词原形Don't stand up. 别站起来。
Don't be careless. 别粗心。
Don't let them play with fire. 别让他们玩火。
（2）Let型的否定式有两种:“Don't + let + 宾语+ 动词原形+ 其它成分”和“Let + 宾语如：--- Don’t go out, please. It’s raining heavily outside. 请不要出去。
外面雨下得很大。
---- Yes, I will. I have to meet my brother at the airport. 不行，我得去机场接我弟弟。
5. 祈使句的反意疑问句(1) 肯定祈使句的反意疑问句反问部分用will you 或won't you。
Please open the do or, will/ won’t you? 请把门打开，好吗？(2) 否定祈使句的反意疑问句反问部分只用will you。
Don't be late again, will you? 别再迟到了，行不行？(3) 以let's开头的祈使句反意疑问句反问部分用shall we。
Let's turn on the TV, shall we? 我们把电视打开，好吗？<特别注意> 只有以let's开头的祈使句的反意疑问句的反问部分才用shall we，而let us 开头的祈使句的反意疑问句的反问部分应为will you或won't you.如：Let us stay here, will/ won't you?请（你）让我们留在这好吗？一. 用括号内所给动词的适当形式填空。
1.It’s an important meeting. _________________ (not, be )late.2.________________ (not,make) any nise! Your mother is sleeping.3.________________ (not, speak) with your mouth full of food and _________ (be) polite.4. ________________ ( not, talk) and____________ (read) aloud.5._______________ (not,leave) your homework for tomorrow, Larry.6.________________ (look) out! A car is coming.7._______________ (give) us ten years and just see what our country will be like.8.________________ (not, let) the baby cry.9.Wear more clothes or you ____________ (catch) a cold.10. Let’s _______________ (not, say)anything about it.二、单项选择1. The TV is too loud. Please________.A. turn it downB. to turn it downC. turn down itD. to turn down it2. _______ late again, Bill!A. Don't to beB. Don't beC. Not beD. Be not3. _______ cross the road until the traffic lights turn green.A. NotB. Won'tC. Doesn'tD. Don't4. Please help me carry it, ______?A. will IB. will youC. shall ID. shall we5. Don't make so much noise, ______?A.will youB. won't youC. shall weD. do you6. Do you know the girl ______under the tree?A. standB. to standC. standingD. stood7. Kate, _______ your homework heretomorrow.A. bringB. bringsC. to bringD. bringing8. ________ me the truth, or I'll be angry.A. TellingB. To tellC. ToldD. Tell9. I've kept the dog _______Maomao for a long time.A. NameB. namedC. namingD. to name10. Don't you know that _______ is good for our health?A. swimB. swimmingC. swamD. swims11 .Her doctor said: “________ work so hard”A StopB Don’tC Can’tD No12. Sindy, ________ to be here at 8 o’clockA is sureB is sure thatC will be sureD be sure13.________ when you cross the road.A Do careB CareC Do becareful D To be careful14. ________him the secret, will you?A Don’t tellB Not to tellC Not tellingD No telling15. ________ in bed. It’s bad for your eyes.A Not to readB Don’t readC Don’t to readD Not read16. ________ Your child. We’ll look after him.A Not to worry aboutB Don’t worry aboutC Not worry forD Don’t worry with 17.They are very tired. Why ________ have a rest?A not theyB do not theyC don’t theyD not to18 --You look rather tired. ________ stopping to have a rest?-- All right.A Why notB How aboutC Why not toD why don’t19 ______ tell a lie.A HardlyB NotC NoD Never20.Please ________ look outside. Look at the blackboard.A notB don’tC aren’tD can’t三、句型转换1. Will you please read it again more slowly? （改为祈使句）_______ ________ again more slowly, please.2. If you don't listen to me, I'll go. （改为同义句）________ ________me, or I’ll go.3. Let's watch the sports games. （改为反意疑问句）Let's watch the sports games, _______ _____?4. The teachers often tell the students not to be careless. （改为祈使句）_______ _______careless, please.5. Please sit next to Nancy. （改为否定句）_______ _______ next to Nancy.6. Don't forget to turn off the lights, please. （改为反意疑问句）Don't forget to turn off the lights, _______ _______?7. If you move, you'll die. （改为同义句）_______ ______, or you'll die.8. Come to my house tomorrow. （改为反意疑问句）Come to my house tomorrow, _______ _______?9. 这是一个坏了的被子。
（翻译句子）This is a ________ ________.10. 让我们去帮帮那个哭泣的女孩吧。
（翻译句子）Let’s go and help the _______ _______, please.四、将下列汉语翻译成英语。
1.请照看好您的包。
_________________________________________ __.2.让我们去学校吧! _________________________________________ ___!3.亲爱的,高兴点儿! _________________________________________ ___!4.不要把书放这儿。