【语法】祈使句-完整版课件 市赛获奖

祈使句Lead-inLetmewashmyhands.Lead-inTurnleft!Lead-inDon’tpicktheflowers!Lead-inBequiet!Beagoodstudent.Givemeacupoftea,please.Pleasesitdown.Letmehelpyou.Let’scleantheclassroom.仔细观察你能发现什么？1.表示命令、请求、建议或劝告的句子。2.没有主语。3.谓语动词用原形。Presentation祈使句一、含义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，谓语动词用原型，句末用感叹句或句号，读降调。Presentation肯定结构1.Do型（动词原形+宾语+其他成分）2.Be型（Be+表语（名词或形容词）+其他成分）3.Let型（Let+宾语+动词原形+其他成分）Presentation否定结构1.Do型和Be型的否定式都在句首加Don’t构成。Don’tforgetme.Don’tbelateforschool.Presentation2.Let型的否定式有两种：1）Don’t+let+宾语+动词原形+其他成分Lethimnotgo.Don’tlethimgo.2)Let+宾语+not+动词原形+其他成分PracticeYoucan’tsleeponthedesk.Don’t

onthe

.Youcan’tclimbtreesinthepark.Don’t

.Youcan’tsitonthegrass.Don’t

.sleepdeskclimbtreesintheparksitonthegrassPresentation3.有些可用No开头，用来表示禁止性祈使句。如：

Nofishing.禁止钓鱼。

Nosmoking.禁止吸烟。PracticeNofishing!Fishingisnotallowed!Practice1.Don’tplaywithtoyboats.Playingwithtoyboatsisnotallowed.2.Don’tthrowingcoins.Noplayingwithtoyboats.Throwingcoinsisnotallowed.Nothrowingcoins.Presentation祈使句顺口溜祈使句,无主语,只用动词就可以.表示请求或命令,加上please表客气。如果变成否定句，Don’t开头是规律。Notalking!是警示，祈使句用法要牢记。Practice1.Jim,_____meahand.A.givesB.isgivingC.willgiveD.give2.____careful,Jenny!Thereisatreeinfrontofyou.A.AmB./C.BeD.Was3.Let's____ourtime.A.notwasteB.nowastingC.nottowasteD.nowaste随堂练习DCAPractice4.Please___doit.A.heB.lethimC.letheD.him5._____letanyoneopenthedoor.A.Don'tB.WillC.NotD.No6.—Don’tbelateagain.—Sorry,______.A.ImayB.ImustC.IwillD.Iwon’t随堂练习DBAPresentation7.Jim,_____meahand.A.givesB.isgivingC.giveD.willgive8.Letme____ondutytoday.A.amB./C.beD.do9.Let's____ourtime.A.notwasteB.nowasting

C.nottowasteD.nowasteCCA随堂练习Presentation10._____forgettowritetomewhenyou_____gettherenextTuesday.A.Don't;willB.Please;willC.Please;/D.Don't;/11.Please___doit.A.heB.heletC.lethimD.him12.____comein,please.A.WillB.DoC.Won'tD.DidDCB随堂练习Practice

【2013.浙江】

1.Sara!________talkloudly.Thebabyissleepingrightnow.A.DoB.DoesC.Don’tD.Doesn’t[答案]C．[解析]本句意思是Sara，不要大声讲话，那个婴儿正在睡觉。祈使句的否定形式，句首加Don’t

，因此答案是C。直击中考CPractice

【2013.上海深圳】

2.“_______exerciseeveryday,mychild.It’sgoodforyourhealth.”Fathersaid.A.TakingB.TotakeC.TakeD.Takes直击中考[答案]C