Unit3AutomobileStructure汽车结构

Afterlearningthisunit,youwillbeableto:knowthestructureofanautomobile;talkaboutthedifferentfunctionsofeachsection.

ListenandmatchWarmingupautomobilebodychassiselectricalsystemengine

Howmanysectionsisanautomobilecomposedof?Whatarethey?DiscussingroupsWarmingup

ListenandlearnthewordsandexpressionListeningandSpeakingshinyadj.闪亮的sleekadj.流线型的sectionn.部分enginen.引擎chassisn.底盘electricalsystem?电器系统powerfuladj.动力强大的dampingsystem减震系统steadyadj.稳固的providev.提供lightingn.照明

ListeningandSpeaking

(AcceptingWangLin’sadvice,WuYingboughtafour-doorsedan.Nowtheyaretalkingaboutthenewcar.)WangLin:Wow,auntie.Howshinyyournewcarlooks!WuYing:Thanks.Followingyouradvice,IchosethisToyotafour-doorsedan.WangLin:Oh,itlookssobeautiful.Thecarbodyisverysleek.The_________________paintmakesitlookmuchbigger.Howabouttheotherthreesections?WuYing:Whatdoyoumeanby“theotherthreesections”?WangLin:Eachautomobileismadeupof____________sections:thebody,engine,chassis,andelectricalsystem.WuYing:Oh,Isee.ThisToyotaworksverywell.Theengineispowerful,soit________wellontheroad.Thechassisdampingsystemisverysteady,andtheelectricalsystemprovidesthecarwithgoodlightinganddrivingpower.WangLin:That’sgreat.Butifyouwantto____________yourcaringoodcondition,youshoulddevelopgoodmaintenance________.WuYing:Thanksforyouradvice.ListeningandSpeakingListentothedialogueandfillintheblankswithproperwordskeeprunsfourwhitehabits

ListeningandSpeakingListenagainandmatch.1.carbody2.chassis3.engine4.electricalsystemA.makesthecarlookbeautifulB.makesthecarrunC.helpsthecarrunsteadilyD.providesgoodlightinganddrivingpower

ListeningandSpeakingPairwork.Introducethemain