1、Draw the conclusion(得出结论得出结论)祈使句的结构如下：祈使句的结构如下：(Please)+do sth.(Please)+Dont do sth.肯定：肯定：否定否定：祈使句(Imperative Sentence）表命令、请求、劝告、警告等.祈使句因对象（即主语）是第二人称，所以通常被省略。谓语动词用原形，句末则使用感叹号或句号,读降调。*Lets do exercise.*1.Jim,_ me a hand.A.gives B.is giving C.will give D.give2._ careful,Jenny!There is a tree in front
2、of you.A.Am B./C.Be D.Was3.Lets _ our time.A.not waste B.no wasting C.not to waste D.no waste4._ higher,and you will see the house.OK.A.If you stand B.To stand C.When you stand D.Stand*5.Please _ do it.A.he B.let him C.let he D.him6._ let anyone open the door.A.Dont B.Will C.Not D.No7.Dont be late a
3、gain.Sorry,_.A.I may B.I must C.I will D.I wont8.Call me when you get home.OK,_.A.I must B.I can C.I will D.I may*祈使句的句型：1 1、肯定的祈使句、肯定的祈使句句型:1)动词原形（省略主语）Come in!Be quiet!Be a good boy!2)有时为了加强语气，可以在动词之前加do表示“务必，一定”。Do come on time!Do look out!*祈使句的句型：2 2、祈使句的否定、祈使句的否定句型：1)Dont+v.Dont be late.Dont co
4、me out.2)Lets+not+v.Lets not speak loudly.让我们不要大声说话。*祈使句常见题型：祈使句常见题型：1.Lets+（not）动词原形动词原形 Eg.Lets go home together./lets not talk in the class.2.lets ,shall we?3.Let sb.,will you?4.祈使句祈使句 ，will you?反意疑问反意疑问句句*祈使句祈使句 祈使句祈使句,无主语无主语,只用动词就可以只用动词就可以.表示请求或命令表示请求或命令,加上加上please表客表客气。气。如果变成否定句，如果变成否定句，Dont开头
5、是规开头是规律。律。No talking!是警示，祈使句用法是警示，祈使句用法要牢记。要牢记。*1-Its her birthday next week.-Then_ her about the surprise birthday.2 How can I get to Peoples Hospital?-_ along the street and _ left at the lights.P49.Read the dialogues and complete them withImperatives and the correct form of the verbs.dont telltur
6、n Go*3-We have to finish the work in two hours.-Then lets_ any time.4-_so much noise,please.-Ok.5-_out!Theres a car coming.-Thanks.not wasteDont make*Lets do more exercises.*1.Call me when you get home.OK,_.A.I must B.I can C.I will D.I may2.Jim,_ me a hand.A.gives B.is giving C.give D.will give3.Le
7、t me _ on duty today.A.am B./C.be D.do4.Lets _ our time.A.not waste B.no wasting C.not to waste D.no waste5._ higher,and you will see the house.OK.A.If you stand B.To stand C.When you stand D.StandCCCADChoose the correct answer.*6._ forget to write to me when you _ get there next Tuesday.A.Dont;will
8、 B.Please;will C.Please;/D.Dont;/7.Please _ do it.A.he B.he let C.let him D.him8._ come in,please.A.Will B.Do C.Wont D.Did9._ careful!A.Be do B.Do be C.Not D.Not do10._ let anyone open the door.A.Dont B.Will C.Not D.NoDCBBA*11.Let John finish the work all by himself,_?A.shall we B.will you C.do you
9、D.do we12.-Lets go home,shall we?-_.A.Thats right.B.Thats all C.Thats all right D.All right13.Please turn on the light,_?A.are you B.shall we C.shall I D.will you14.Dont tell him the fact now,_?A.shall we B.shall you C.will you D.do you15.Let the children not make so much noise,_?A.shall we B.will you C.shall I D.do youBDDCB*祈使句结构如下：祈使句结构如下：(Please)+do sth.(Please)+do sth.(Please)+(Please)+Dont Dont do sthdo sth.肯定：肯定：否定：否定：DO，可以放在动词前，为加强语气用。，可以放在动词前，为加强语气用。如：如：Do come in,please!Do listen to me,please!Do open the door,please!*ThanksThanksforListening*
