祈使句用法;祈使句+andor+简单句(一般将来时)(.docx

也可发出命令等2. 祈使句的特点是：一般不出现主语(you),但有时为了指明向谁 请求或命令，也可以说出主语；谓语动词一律用原形；否定式一律 在动词前面加don't如：祈使句是表示请求、命令、劝告、祝愿或建议的句子祈使句的主 语一般为第二人称,但往往省去不用同学们在学习祈使句时应注 意以下几点：一、祈使句谓语用何动词形式 英语祈使句的谓语总是用动词原形如：Be quiet! 别说话!Come this way, madam. 这边走,夫人Come earlier next time. 下次早点来Have a good time. 愿你玩得痛快Go and tell her. 去告诉她吧注：有时为了加强语气，可在动词前加do如:Do be careful. 务请小心Do come on time. 务必请准时来二、肯定祈使句如何变成否定祈使句祈使句否定式的构成方法是在动词原形前加don't：Don't be late.不要迟到Don't lose the key. 别把钥匙丢了Don't speak so loud. 别这么大声说话Don't walk on the grass. 不要在草坪上走。

Don't lose the key. 别把钥匙丢了Don't come unless I telephone. 除非我打，否则你别来 三、与 please 连用以使语气委婉为使语气委婉，通常将祈使句与please连用Please可用于祈使 句的句首（其后通常不用逗号）或句末（其前通常用逗号）如： Please don't get angry.请不要生气Please drive more slowly. 请开得慢一点Please cut me a piece of cake. 请给我切一块蛋糕Please try to be quiet. 请设法保持安静Please repeat what you've just said. 请把你刚才说的话重复一 遍Let's eat out tonight. 我们今晚出去吃饭吧Let me have a try. 我来试一试Let me show you how to do it. 我来告诉你怎样做Let every man do his best. 让每个人人尽其才Let the meat cook slowly. 把肉用慢火炖注意：1. 这类祈使句的否定式有两种形式。

如:Let's not hurry. / Don't let's hurry.我们不要太急2. let 后用作宾语补足语的动词要用原形，不能用带 to 的不定式3. 有关祈使句最可能涉及的考点是： 祈使句带主语以及“祈使句 +and / then / or+陈述句（一般将来时）”这一句型（祈使句表示条 件），相当于if引导的条件句，整个句子可以改为含if的复合句I三1=1Now stop blowing and you'll find the glass clear again.= If you stop blowing, you'll find the glass clear again.Work hard, and you'll pass the exam. 努力点，你会通过考试 的i）“祈使句+and +简单句”,and后简单句表示好的结果Hurry up, and you will catch the bus.（2）“祈使句+or+简单句” ,or后简单句表不理想的结果Study hard, or you will fail to pass the exam .Give me one more hour, and I'll get the work finished（. 祈 使句）==One more hour, and I'll get the work finished. （名词短 语）== If you give me one more hour, I'll get the work finished.（if 条件句）==If I am given one more hour, I'll get the work finished. == Given one more hour, I'll get the work finished.More effort, and you will succeed.Another attempt, and you will get it.One more minute, and the patient would have bled to death.祈使句，+ or + 陈述句Listen to the teacher carefully in class, or you can't catchwhat he is saying.Let's keep to the point，or we any decisions.A will never reach B have never reachedC never reach D never reached 小练：① Help others whenever you can （次要成分忽略不看） you will make the world a nicer place to live in.A. and B. or C. unless D. but② on the top of the tower and you'll enjoy thescenery of the whole city.A. Standing B. Stand C. To stand D. Stand③ and I'll get the work finished.A. Have one more hour B. One more hour=Give me one more hourC. Given one more hour D. If I have one more hour④ Stand over there___ you'll be able to see it better.A. or B. while C. but D. and==If you stand over there, you'll be able to see it better.⑤ time, he'll make a first-class tennis player.A. Having given B. To give C. Giving D. Given⑥ Follow your doctor's advice. your cough willget worse.A. or B. and C. then D. so⑦ English has large vocabulary, hasn't it? Yes, more words and expressions and you will find it easier to read and communicate.A. know B. knowing C. to know D. known⑧ Stand over there you'll be able to see the oilpainting better.A. but B. till C. and D. or⑨ their hats into the air, the fans of the winningteam let out loud shouts of victory.A. To throw B. Thrown C. Throwing D. Being thrown⑩ If you have a job, yourself to it and finally you'll succeed．(2010 四川)A．do devote B．don't devote C．devoting D．not devoting(keys: ADBDD AACCA) 1.在通常情况下，若陈述部分为祈使句，反意疑问句通常用 will you, won't you, would you 等。

如：Turn on the TV, will you? 把电视打开，好吗?You girls stand in the front row, will you? 你们女孩子站在 前排，好吗？Tell me the truth, won't you? 告诉我实话，好吗?If you want help, let me know, would you?如果你需要帮助，告诉我，好吗?注：若陈述部分为否定式，则反意疑问句部分只用will you如: Don't forget to post the letter, will you? 请别忘了寄信2.若陈述部分为以let开头的祈使句，贝y要分两种情况： (1) 表示请求时，用 will you?Let me do it for you, will you? 让我替你做，好吗？Let us know your address, will you? 把你的地址告诉我们吧， 好吗?(2) 表示建议时，用 shall we?Let's go swimming together, shall we? 我们一起去游泳好吗?Let's all sit under this tree, shall we? 咱们都坐在这棵树下，好 不好？Let's phone her now, shall we? 我们现在就给她打，好吗?请做以下试题：(1) Jim, you go there to help him, ?A. do you B. will you C. are you D. have you答案选B。

句首的呼语Jim清楚地表明这一个祈使句，只是其前带 了主语而已2) me back my money, or I'll ring the police.A. Giving B. Given C. Give D. To give答案选C填空处为祈使句谓语，故用动词原形。