八年级英语下册 Unit 6 Enjoying Cycling Topic 3 bicycle ri

Unit6EnjoyingCyclingTopic3BicycleridingisgoodexerciseSectionBTeachingaims1.Learnsomenewwordsandexpressions:careless,helmet,light-colored,getafine,beindanger,makeawrongturn.2.Learntheusagesofadverbialclausesofcondition.(1)Ifwebreakthetrafficrules,wemaygetafineandevenbeindanger.(2)Ifwerideatnight,weshouldhavelightsonthebicycleorwearlight-coloredclothes.3.Talkaboutthetrafficrulesandwarnings.Ifweridetoofast,wemaygethurt.TalkIfweridetoofast,wemayhaveanaccident.beindanger.Infact,weshouldneverridetoofast.ProjectWorkingroupsandplaytheIfChainGame.Example:StudentOne:Ifyouridetoofast,youmayhaveanaccident.StudentTwo:Ifyouhaveanaccident,youmayhurt.StudentThree:Ifyouarehurt,youwon’tbeabletogotoschool.StudentFour:…Ifweride,wemustwear______.ride_____obey_____________.slowly.helmets(头盔).thetrafficrulesTrafficlightsRedmeansstop.Greenmeansgo.Yellowmeanswait.CrossingItwarns(警告)ustobemorecareful.TurnrightNoleftturnTurnleftNorightturnGostraightIfIdriveandseethissign,whatshouldIdo?IfIdriveandseethissign,Ishouldturnleft/right.IfIrideabikeandseethissign,whatshouldIdo?IfIrideabikeandseethissign,Ishouldnotrideabike/turnleft.Lookatthepictures.Theexpressionsundereachpicturemayhelpyou.IfIbreaktherules,Iwillgetafine.breaktherulesgetafineIfIbreaktherules,whatwillhappen?IfIcrossabusyroad,whatwillhappen?IfIcrossabusyroad,Iwillbeindanger.crossabusyroadbeindangermakeawrongturncausetroubleIfImakeawrongturn,Imaycausetrouble.IfImakeawrongturn,whatmayhappen?Ifyoudon'tdrivecarefully,whatwillhappen?Ifyoudon’tdrivecarefully,youwillgethurt.notdrivecarefullygethurt2bMatchthetwopartsofthesentencestomaketrafficrules.()1.Ifyourideatnight,()2.Ifyourideonthestreet,()3.IfyoudriveacarinEngland,()4.Ifyoudrivetoofast,()5.Ifeveryoneobeysthetrafficrules,()6.Ifyouparkyourcarinthewrongplace.A.youmustbecareful.B.youmayhaveanaccident.C.theroadswillbesafer.D.youmustdriveontheleft-handsideoftheroad.E.youshouldhavelightsonthebicycleorwearlight-coloredclothes.F.youwillgetafine.A/EADB/FCF条件状语从句(1)常由if引导，从句可以放在主句之前也可以放于主句之后。如：IfIbreaktherules,Iwillgetafine./IwillgetafineifIbreaktherules.(2)条件状语从句的时态：a.若主句的动词是一般将来时，从句的谓语动词就用一般现在时，如：IfIcrossabusyroad,Iwillbeindanger.b.在主句中含有can,should,must等情态动词时，从句要用一般现在时，如:IfImakeawrongturn,Imaycausetrouble.Exercise:translatethesentences.1.如果我们违反交通规则，我们将会受罚甚至会有危险。Ifwebreakthetrafficrules,wewillgetafineandevenbeindanger.3.如果你骑车不小心，可能会出事故。Ifyoudon’tridecarefully,anaccidentmayhappentoyou.4.如果发生事故，你可能会受伤。Ifanaccidenthappens，youmaygethurt.2.如果在大街上骑车，你必须要小心。Ifyourideonthestreet,youmustbecareful.Listento1aandcompletethesentences.1.Weshouldneverride___________.2.Weshouldwearbicycle________whenriding.（句中的whenriding=whenweareriding。当主句和从句的主语相同时，从句的主语和be动词可省去）如：Iwasdancingwhensinging.3.Weshouldhave_______onthebikeorwear_____________clotheswhileridingatnight.4.Weshouldlearnmoreaboutthe____________.1btoofasthelmetlightslight-coloredtrafficrulesAccordingto1aandfillintheblanks:K:Thebicycle________inCaishikouStreetwasreally________.M:Yes,itwas.Theyoungman____thebicyclewastoo________.K:In____,weshouldneverridetoofast.Wecanwearbicycle_______whenriding.Ifwerideat_____,weshouldhavelightsonthebicycleorwear____________clothes.M:Certainly.Weshouldalsoknowmoreaboutthetrafficrules.Ifwe_______thetrafficrules,wewillgeta_____andevenbein_______.K:Whydon'twegotothetraffic_______tolearnmoretrafficrules?M:That’sagood______.accidentterribleoncarelessfactnightlight-coloredbreakfinedangerstationideahelmetsWelearn:头盔helmet左边的left-hand罚款fine浅色的light-colored十字路口crossing遵守交通规则obeythetrafficrules违反交通规则breakthetrafficrules“if”clauses:Ifwerideatnight,weshouldhavelightsonthebicycleorwearlight-coloredclothes.Ifwebreakthetrafficrules,wewillgetafineandevenbeindanger.WecanTalkabouttrafficrulesandsigns:Weshouldneverridetoofast.Weshouldwearbicyclehelmetswhenriding.SummaryTask1ReciteSectionBTask2MaketrafficsignsUsehardpapertomakedifferenttrafficsigns（Noparking/stop…）I’llchoosethebesttoputthemintherightplaceofourschool.Task3PreviewSectionC.Homework