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1、 英语语法祈使句 最新好资料推荐-如有侵权请联系网站删除 精品好资料-如有侵权请联系网站删除 英语语法祈使句 知识点：一、祈使句：用来表示下达命令、提出要求、建议和劝告的句子。说话的对象通常是第二人称you,习惯上常省略。祈使句的肯定句谓语动词用原形，否定句一般用 dont,never 开始。1肯定祈使句 句型 1：动词 let+第一、三人称宾格代词+V.例句：Lets go to school.让我们去上学吧。Let me try.让我试一试。Let him come upstairs.让他上楼吧。句型 2：动词+其他部分 例句：Please open the door.请开门。Turn t
2、o page two.请将书翻到第二页。Listen to me.请听我讲。Stop talking.别说话。二、否定祈使句（一般在句首加 Dont.）1Climb the tree,please.请爬树。（肯定句）Dont climb the tree!不要爬树。（否定句）2Open the door.打开门。（肯定句）Dont open the door.不要开门。（否定句）三、陈述句变祈使句 1You cant make faces in class.你不能在课堂上做鬼脸。Dont make faces in class.不要在课堂上做鬼脸。2You cant read in bed.你
3、不要在床上看书。Dont read in bed.不要在床上看书。最新好资料推荐-如有侵权请联系网站删除 精品好资料-如有侵权请联系网站删除 祈使句的用法及练习 （一）Be 型(be+adj)Be careful!Be dangerous!Be quiet!（二）Do 型(Do 代表动词原形)Open the door!Close the window!Go and play football!（三）Lets 或 Let us 型 Lets go home!Let us help Mary!Let me clean the room!（四）No+动名词，多用在标语禁令中 No smoking!
4、No parking!No spitting!No+动名词可以与 Dont+动词原形替换。No smoking!=Dont smoke!三、否定形式 Be 型和 Do 型前直接加 Dont，Lets型可前面直接加Dont或 lets后加 not。Dont be careful!Dont open the door!Dont lets go home!/Lets not go home!四、反意疑问句 祈使句的反意疑问句一般用will you?Lets-用 shall we?Let us-用will you?Open the door,will you?Lets go home,shall we
5、?Let us help Mary,will you?练习：（一）用括号内所给词的适当形式填空 1 Its an important meeting._(not be)late.2_(look)out!A car is coming!最新好资料推荐-如有侵权请联系网站删除 精品好资料-如有侵权请联系网站删除 3_(not make)any noise!The baby is sleeping.4Lets _(not say)anything about it.5_(not let)the baby cry.6_(read)aloud,please.7_(not talk)with your c
6、lassmate in the class.（二）选择题 1Her doctor said:_ work so hard A.stop B.Dont C.cant D.No 2Sindy,_ to be here at 8 oclock.A.is sure B.is sure that C.will be sure D.be sure 3_ him the secret,will you?A.Dont tell B.Not to tell C.Not telling D.No telling 4Please _ look outside,look at the blackboard.A.not
7、 B.dont C.arent D.cant 5John,read the text for us,_?A.does he B.will he C.do you D.will you 6Lets do it at once,_?A.shall we B.will you C.do we D.do you 7Let us do it at once,_?A.shall we B.will you C.do we D.do you 8_ in bed,Its bad for your eyes.A.Not to read B.Dont read C.Dont to read D.Not read 9_ smoking!A Dont B.No C.Dont to D.Be not