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祈使句Turnleft!GuessingGameTurnright!GuessingGameGoupstairs!GuessingGameGuessingGameGodownstairs!GuessingGameDon’tsmoke!Nosmoking!GuessingGameDon’tparkyourcar.Noparking!GuessingGameDon’teat!Nofood!GuessingGameDon’tplayfootball!GuessingGameDon’tpicktheflowers!Readandobserve(观察)Turnleft!Turnright!Pleasegoupstairs!Godownstairs!Walkonthezebracrossing!Don’tsmoke!Don’tplayfootball!Don’tparkyourcar!Don’teat,please!Don’tpicktheflowers!Drawtheconclusion(得出结论)祈使句的结构如下：(Please)+dosth.(Please)+Don’tdosth.肯定：否定：祈使句的句型：Bequiet.Pleasehaveaseat.David,payattention.Don’tbeafraid.Pleasedonotmakeanoise.Alan,don’tbelate.1.动词+…2.Please+动词…3.人名+动词…肯定否定在动词前面加don’t否定祈使句:是表示请求、命令、建议等句子，通常说话的对象是第二人称you,you常被省略。祈使句常见题型：1.Let’s+（not）动词原形…Eg.Let’sgohometogether./let’snottalkintheclass.2.let’s……,shallwe?3.Letsb….,willyou?4.祈使句，willyou?反意疑问句祈使句的回答通常有两种形式，如果是肯定的祈使句，使用…,Iwill;如果是否定的祈使句，使用…,Iwillnot/Iwon’t回答。1.Pleasegivemybestwishestoyourparents.Thanks,Iwill.2.Remembertoturnoffthelight.OK,Iwill.3.Pleasedon’tforgettoturnoffthelight.Sure,Iwon’t.4.Pleasedon’twastewater.Sorry,Iwon’t.祈使句•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。Let’sdoexercise.1.Jim,_____meahand.A.givesB.isgivingC.willgiveD.give2.____careful,Jenny!Thereisatreeinfrontofyou.A.AmB./C.BeD.Was3.Let's____ourtime.A.notwasteB.nowastingC.nottowasteD.nowaste4.—____higher,andyouwillseethehouse.—OK.A.IfyoustandB.TostandC.WhenyoustandD.Stand5.Please___doit.A.heB.lethimC.letheD.him6._____letanyoneopenthedoor.A.Don'tB.WillC.NotD.No7.—Don’tbelateagain.—Sorry,______.A.ImayB.ImustC.IwillD.Iwon’t8.—Callmewhenyougethome.—OK,____.A.ImustB.IcanC.IwillD.Imay1--It’sherbirthdaynextweek.--Then___________heraboutthesurprisebirthday.2–HowcanIgettoPeople’sHospital?--_____alongthestreetand______leftatthelights.don’ttellturnGo3--Wehavetofinishtheworkintwohours.--Thenlet’s__________anytime.4--____________somuchnoise,please.--Ok.5--_______out!There’sacarcoming.--Thanks.notwasteDon’tmakeLook祈使句结构如下：(Please)+dosth.(Please)+Don’tdosth.肯定：否定：DO，可以放在动词前，为加强语气用。如：Docomein,please!Dolistentome,please!Doopenthedoor,please!Let’sdomoreexercises.1.—Callmewhenyougethome.—OK,____.A.ImustB.IcanC.IwillD.Imay2.Jim,_____meahand.A.givesB.isgivingC.giveD.willgive3.Letme____ondutytoday.A.amB./C.beD.do4.Let's____ourtime.A.notwasteB.nowastingC.nottowasteD.nowaste5.—____higher,andyouwillseethehouse.—OK.A.IfyoustandB.TostandC.WhenyoustandD.StandCCCADChoosethecorrectanswer.6._____forgettowritetomewhenyou_____gettherenextTuesday.A.Don't;willB.Please;willC.Please;/D.Don't;/7.Please___doit.A.heB.heletC.lethimD.him8.____comein,please.A.WillB.DoC.Won'tD.Did9._____careful!A.BedoB.DobeC.NotD.Notdo10._____letanyoneopenthedoor.A.Don'tB.WillC.NotD.NoDCBBA11.LetJohnfinishtheworkallbyhimself,____?A.shallweB.willyouC.doyouD.dowe12.---Let’sgohome,shallwe?---_____.A.That’sright.B.That’sallC.That’sallrightD.Allright13.Pleaseturnonthelight,_____?A.areyouB.shallweC.shallID.willyou14.Don’ttellhimthefactnow,_____?A.shallweB.shallyouC.willyouD.doyou15.Letthechildrennotmakesomuchnoise,____?A.shallweB.willyouC.shallID.doyouBDDCB16.____6and4,andyouwillgetten.A.AddedB.AddingC.ToaddD.Add17.____lateagain,orI’llreportittoyourfather.A.Don’tbeB.Youaren’tC.Can’tbeD.Aren’t18.Don’tinterruptherwhensheisspeaking,___?A.won’tyouB.willyouC.shallweD.shan’twe19._____getoffthelorryuntilitstops.A.DoB.Can’tC./D.Don’t20.Let’snotbeginoursupperuntilfathercomesback,____?A.willyouB.won’tyouC.shallweD.shan’tweDABDCLet’smakeabananamilkshake.Peelthreebananasfirst.Cutupthebananas./Cutthemup.Putthebananasintotheblender.Poursomeyogurtintotheblender.Mixupthebananasandtheyogurt./Mixthemup.Turnontheblender.Addsomemilktothebananas.Enjoyit,please.