Unit4PublictransportWelcometotheunitandwordpowerTeachingaims:Afterlearningthisperiod,thestudentswillbeableto:1.knowdifferentmeansoftransportandtheirmainfunctions;2.comparetheadvantagesanddisadvantagesofpublictransport;3.understanddifferentnamesofroads;4.enlargetheirvocabularyrelatedtotransport.Teachingprocedures:Step1BrainstormingHaveafreetalktoreviewtheword“transport”,suchas“Howdoyougotoschooleveryday？”“HowdidyougotoBeijingthissummer?”andthencategorizethedifferentwaysthatwecantravelinaflowchart,referringtopage54wordpowerPartB.(PPT4―5)Step2SharinginformationanddiscussionDiscussthesevenpicturesinthebook(Page49).Encouragethestudentstoexpresswhatisincludedin“publictransport”(PPT6).AskstudentstohaveagroupdiscussionandmakeacomparisonamongallthemeansoftransportmentionedinthissectionBusesandCoachesBuseshaveroutes.Theypickupanddropoffpeopleatdifferentplacesontheroute.Itisapopularmeansoftransportwithinacity.(PPT7）Coachesarebusesthatcarrypeopleoverlongdistances.(PPT8)ShipsandaeroplanesShipswereapopularwaytotravelfromplacetoplaceinthe20thcentury.(PPT9)Aeroplanesareusedtotravelquicklyoverlongdistances.(PPT10)UndergroundtrainsTheUndergroundtrainshavebecomepopularincrowdedcities.(PPT11)high-speedtrainshigh-speedtrainsrunmuchfasterthannormaltrains.(PPT12)Yourchoice(PPT13)Situation1IfyouaregoingtoShanghaifromNanjing,whatmeansoftransportwouldyouuse?Why？(IwouldchooseMUtrainbullettrain动车组becauseitisextremelyfastandcomfortable.)Situation2IfyouwanttogotoTaiwanfromXiamen,willyougotherebyshiporbyplane?Why?(Iwouldchoosetotravelbyaeroplaneratherthanbyship.Therearetworeasons.First,airtravelisquicker.Businessmenwhovaluetimeregularlytravelbyaeroplanebecauseofitsspeed.Second,travellingbyplaneismorecomfortablethanbyship.Withtheimprovementoftechnology,manyairlinecompaniesofferexcellentservicesatareasonableprice.)GroupDiscussion:Advantagesanddisadvantagesofthepopularmeansoftransport(ppt.15-20)MeansoftransportAdvantagesDisadvantagesBusesorcoachescheapandconvenienteasilytrappedintrafficjams;notsocomfortableduringpeakhoursbecausetheyareusuallyverycrowded;causepollutionUndergroundfastandconvenient;producefewertrafficaccidents;comfortableExpensivetobuildShipscomfortablenotcomfortableforthosewhoareseasick;relativelyslow;thesafetyofthetripwouldbeaffectedbystormsaeroplanesfastandconvenient;relativelythesafestwayoftravelrelativelyexpensiveYourconclusion:Whydoyouthinkweneedallthesedifferenttypesoftransport?(Differenttypesoftransportcanmeetdifferentcustomers’needs.Eachtypeoftransporthasitsownstrengthsandlimitations.Andundercertainconditions,peoplemayprefertouseoneratherthananotherone.Ienjoyridingmybicycleontheavenue.Whataboutyou?Step3Wordpower—VocabularylearningAskstudentstoreadPartAonPage54(PPT22),understandingdifferenttypesofroads.Thenintheformof“QuestionandAnswer”,studentsareaskedtospeakoutthesewords.Meanwhile,theteacherisexpectedtowritedownsomewordsontheblackboard.Picturesoflanesorpaths（PPT23）Verysmallroadsarecalledlanes,pathsorfootpasses.Picturesofmotorwaysfreewaysexpresswaysandhighways(PPT24)RoadswherecarscangoveryfastarecalledmotorwaysinBritain,freewaysorexpresswaysintheUSA.Picturesofflyovers(PPT25)Roadsthatgooverotherroadsareknownasflyoversoroverpasses.Picturesofunderpasses(PPT26)Roadsthatgothroughatunnelarecalledunderpasses.Picturesoftollroads(PPT27)Ifyouhavetopaytousetheroads,theyarecalledtollroads.Picturesofanintersectionandajunction(PPT28)TheareawheremanyroadslinkupiscalledanintersectionorajunctionPictureofSpaghettiJunction(PPT29)TheroadthatismadeupofmanyflyoversandintersectionsiscalledSpaghettiJunction.IntheUK,thereissuchonenearBirmingham.Step4Wordpower―VocabularyusingAskstudentstoreadthepassageinPartCandcompletetheintroductionwiththewordslearntinPartAandB(PPT30)ThenChecktheanswerswiththeclass.Studentsareaskedtoreadthewholepassage.Step5Wordpower—VocabularyextensionAskstudentsiftheyknowanyothervocabularyrelatedtotransport.Setasituationtointroducespecialexpressionsrelatedtousingtransport(PPT31―32).ThengooverPartDandfillthebox(PPT33―34).Step6HomeworkReviewwhatwelearnedtoday.WorkbookP130ReadingA.(PPT35)
