Saythemeaningofeachtrafficsign.TurnleftTurnrightNorightturnNoleftturnSaythemeaningofeachtrafficsign.NoparkingParkingCrosswalkDanger=Don'tparkhere.P483图２Matchthefollowingsentenceswiththepictures.A.Don'tdrivetoofast.B.Stopwhenthelightisred.C.Turnright.D.Don'tparkhere.E.Becareful!F.Don'tplayonthestreet.A.Don'tdrivetoofast.B.Stopwhenthelightisred.C.Turnright.D.Don'tparkhere.E.Becareful!F.Don'tplayonthestreet.祈使句表示请求、命令、建议，句子通常不带主语，谓语动词用原形。肯定形式一般以动词原形开头，其否定形式是在谓语动词前加donot或don’t。Workingroups.Discussandwritemoretrafficrules.Don'tdriveafterdrinking.Don'trideonthesidewalk.Cross......1.Ifyoudrivetoofast,thepolicemanwillgiveyouaticketforspeeding.Lookatthepicturesandmatchthemwiththesentences.•2.aticketfordrunk-driving•3.aticketforparkinginthewrongplace•4.aticketformakingawrongturnP47-2图2P47-2图3P47-2图4醉驾atrafficaccident交通事故gethurt受伤loseone’slife丧生KeepingSafeontheStreetLookatthetitleofthepassageandguesswhatthepassageisabout.Howcanwekeepsafewhenwearewalkingonthestreet?Listento1aandmarkTfortrueorFforfalse.()1.Wemustnotcrosswhenweseethegreen“walk”sign.()2.Wemuststopandlookbothwaysbeforewecrossthestreet.()3.Wemustnotrideskateboardsonthestreet.()4.It’snotgoodtohelpchildrencrossthestreet.()1.Wemustnotcrosswhenweseethegreen“walk”sign.()2.Wemuststopandlookbothwaysbeforewecrossthestreet.()3.Wemustnotrideskateboardsonthestreet.()4.It’snotgoodtohelpchildrencrossthestreet.FTFTRead1aandfillintheblanks.Howcanwekeepsafewhenwearewalkingonthestreet?FirstWemust__________thetrafficrules.Wemustcrosswhenweseethe________"walk"sign.SecondWemust_________and________bothways.ThirdWemustnever________onthestreet.LastWeshouldhelp__________and_________________crossthestreet.Allofusshouldbeverycarefulwhenwearewalkingonthestreet.obeygreenstoplookplaychildrenoldpeopleThewords,first,second,third,andlastareuseful.Theywillhelpyouunderstandthepassagebetter.crossthestreet过街lookleft/right向左/右看...it’sgoodtohelpchildrenandoldpeoplecrossthestreet.It’sgoodtodosth.做(某事)是好的E.g.It’sgoodtohelpparentsdothehousework.Retellthepassagebasedonthefollowingpicturesandthetablein1b.Listenandcompleteeachsentencewiththecorrectword.1.Jim,pleasebe_________(quiet,quick).2.NowIcaneatlikea______(horse,cow).3._______(Dove,Love)me,lovemydog.4.Thereare_________(fourteen,forty)childrenand_________(forty,four)jacketsintheclassroom.quietcowLovefourteenfortyListenandreadthechantaloud,payingattentiontothesound.•'Mom,'mom,'mom.•Your'sonhas'come.•'Come,'come,'come.•'Herecomes'mom.1.Imperatives.Noparking.=Don’tparkhere.Don’tplayonthestreet.否定形式Becareful!肯定形式2.Keywordsandphrases:trafficaccidentgethurtloseone’slifeobeythetrafficrulescrossthestreetIt’sgoodto…1.Writedownasmanytrafficrulesasyoucan,usingimperativesentences.2.PreviewSectionC.
