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,*,dsfsd,dsfdad,dsfs,dsfsd,dsfdad,dsfs,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,dsfsd,dsfdad,dsfs,dsfsd,dsfdad,dsfs,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,高一外研版必修四,Module 2,Traffic Jam,Grammar,高一外研版必修四 Module 2,Turn right,Dont go faster than 90 kph.,Dont turn left./No left turn.,Dont stop./No parking.,Dont walk/No pedestrians,advice,instructions,permission,information,instructions,Grammar-1.Look&Say(5ms)Look at the,signs and say what they do.,Turn rightDont go faster than,表示命令,请求,建议,劝告或号召的句子叫做祈使句。祈使句可分为第二人称祈使句和第一,三人称祈使句,。,祈使句的主语为,you,通常省略,谓语动词使用原形,句末用感叹号或句号,。,祈使句的主语为第一,三人称句子结构为,:Let+,动词原形,+,其他,成分或,Lets+,动词原形,+,其他成分,。,Grammar-2.Definition,表示命令,请求,建议,劝告或号召的句子叫做祈使句。祈使,1.,Listen,to me carefully.,2.,Come,in and,sit,down,please.,3.,Dont,close the window,it,s hot.,4.,Be,quiet!,5.,Lets,try our best to improve our,environment.,Grammar-3.Observation Whats the,features of Imperatives,1.Listen to me carefully.Gram,Grammar-4.Conclusion 1,祈使句的肯定形式主要有以下几种,Do,型（以行为动词开头）,Stand up!,Be,型（以,be,动词开头）,Be careful.,Let,型（以,let,开头）,Lets go home.,Grammar-4.Conclusion 1 祈使句的肯定,Grammar-5.Conclusion 2,祈使句的否定形式主要有以下几种,Do,型（以行为动词开头）,Dont stand up!/Never stand up!,Be,型（以,be,动词开头）,Dont be late./Never be late.,Let,型（以,let,开头）,Lets not go home.,Grammar-5.Conclusion 2 祈使句的否定,Grammar-6.Conclusion 3,Do,be patient!,Do,sit down.,Do,write back when you receive his letter.,Tom,you clean the room.,You,clean the window.,加强祈使句语气的方式,:,在谓语前,+do/,或加上主语（,Tom,you),Grammar-6.Conclusion 3 Do be,Open the window,please.,Will you go fishing with me this,afternoon?,Would you do me a favor?,Grammar-7.Observation Do you know how,to make imperatives more polite?,Open the window,please.Gramma,Could you show me how to get to the,railway station?,Hand the dictionary to me,will you?,Lets go out for a walk,shall we?,Why dont you get something to drink?,I suggest we(should)take the train.,Could you show me how to get t,Grammar-8.Summary,Will you/Would you/Could you+,动词,原形,?,句末,+please?,句末,+will you/shall we?,Why not do something?,Grammar-8.SummaryWill you/W,Why dont you do something?,Youd better do something.,Suppose/Supposing,I suggest,Why dont you do something?,1._ on the pavement.,2._ in the bicycle lanes.,3._ at red traffic lights.,4._ the rules of the road.,Dont go,Stay,Stop,Keep,break go keep look ride stop stay watch out,Grammar 9-Practice 1 Complete the following sentences,1._ on the pavement.,5._ for pedestrians.,6._ behind you before you turn,right or left.,7._ in the middle of the road.,Look,Watch out,Dont ride,5._ for pedestrians.,1.Stand over there _ youll be able to,see it better.,A.or B.while C.but D.and,2.Ive never seen anyone run so fast,_ David go.,A.just watch B.just to watch,C.just watching D.just having watched,D,A,Grammar 10 Practice 2 Choose the best answer,1.Stand over there _ youll,3.Let us pass,_?,A.shant we B.shall we,C.wont we D.will you,4.Wait a minute,_?,A.shall you B.will you,C.do you D.dont you,D,B,3.Let us pass,_?DB,5.Alice,you feed the bird today,_?,But I fed it yesterday.,A.do you B.will you,C.didnt you D.dont you,本题中,Alice,并不是句子的主语,而是祈使句,为了引起对方的注意。,B,5.Alice,you feed the bird,6._ down the radiothe babys asleep,in the next room.,A.Turning B.Turned,C.Turn D.To turn,祈使句以动词原形开头。,C,6._ down the radiothe bab,7.How about a film tonight?,_ I havent been to the cinema for a,long time.,A.Yes,thanks B.Why not?,C.No,go away D.Its a pity.,-,今晚去看电影怎样,?,-,为什么不呢,?,我很久没去过电影院了。,B,7.How about a film tonight,8.Youd better not smoke here,_?,A.will you B.shall you,C.have you D.had you,有,had better,的句子构成反意疑问句,用,had,构成。,D,8.Youd better not smoke here,9.Dont forget to phone me,_?,A.do you B.neednt you,C.wont you D.will you,否定祈使句的反意疑问句用,will,构成。,D,9.Dont forget to phone me,_,10.Lets have a cup of tea,_?,A.shall you B.will you,C.shall we D.wont you,以,lets,开头的祈使句用,shall we,以,let us,开头的祈使句用,will you,构成反意疑问句。,C,10.Lets have a cup of tea,_,11.-English has a large vocabulary,hasnt,it?,-Yes._ more words and expressions,and you will find it easier to read and,communicate.(2004,上海,),Know B.Knowing,C.To know D.Known,A,11.-English has a large vo,12.-Dont forget to come to my birthday party tomorrow.-_.(NMET 1994)A.Yes,I wont B.No,I wont C.No,I will D.Yes,I will,B,12.-Dont forget to come,13.Be sure to write to us,_?,(NMET 1993)A.will you B.arent you C.can you D.mustnt you,14.One more week,_ we will,accomplish the task.(1998,上海,)A.or B.so that C.and D.if,A,C,13.Be sure to write to us,_,15._ blood if you can and many lives,will be saved.(2001,上海,)A.Giving B.Give C.Given,D.To give 16._ this book and tell me what you think of it.(NMET 1990)A.Look through B.Look on C.Look into D.Look up,B,A,15._ blood if you can an,17._it with me and Ill see what I,can do.(NMET1998),A.When left B.Leaving,C.If you leave D.Leave,D,17._it with me and I,18.Mary,_ here-everybody else,stay where you are.(,2006/,全国,I/35),A.come B.comes,C.to come D.coming,19.We forgot to bring our tickets,but please le
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