高中英语 Unit4 public transport-Welcome课件 牛津译林版选修7

Unit4Publictransport Welcometotheunit Wherehaveyoubeento Howdidyougothere Brainstorming publictransport buses coaches trains underground ships maglevtrains aeroplanes Differentmeansoftransport Inthe19thcentury helpedtransportpeopleallovertheworld steamtrains haveroutes Theypickupanddropoffpeopleatdifferentplacesontheroute Itisapopularmeansoftransportwithinacity Differentmeansoftransport Buses wereapopularwaytotravelfromplacetoplaceinthe20thcentury Differentmeansoftransport Ships arebusesthatcarrypeopleoverlongdistances Differentmeansoftransport Coaches Inthe19thcentury roadsbecamecrowdedincitiesandso becamepopular Differentmeansoftransport undergroundtrains areusedtotravelquicklyoverlongdistances Differentmeansoftransport Aeroplanes The isanewformoftransport Itispoweredbymagnets maglevtrain Differentmeansoftransport Questions 1 Whatisthedifferencebetweenabusandacoach Themaindifferencebetweenthetwoisthatabusoftentravelsonafixedroutewhileacoachisthemeansoftransportforpeoplewhotraveltoarelativelyfarawayplace Bothofthemlookverysimilar butinmostcasesacoachisdesignedforlong distancetravellers soyouwon tbesurprisedtofindacoachequippedwithairconditioning seatswithcushionsandDVDplayers Incontrast abusappearsveryplain Therearetworeasons First airtravelisquicker Businessmenwhovaluetimeregularlytravelbyaeroplanebecauseofitsspeed Second travellingbyplaneismorecomfortablethanbyship Withtheimprovementoftechnology manyairlinecompaniesofferexcellentservicesatareasonableprice 2 Whydoyouthinkpeoplewouldchoosetotravelbyaeroplaneratherthanbyship Differenttypesoftransportcanmeetdifferentcustomers needs Eachtypeoftransporthasitsownstrengthsandlimitations 3 Whydoyouthinkweneedallthesedifferenttypesoftransport Groupdiscussion 1 Howdopeopletravelwithinacity 2 Howdopeopletraveltonearbycities 3 Howdidpeopletraveltoafarawaycityinancienttimes Bybus Bycoach Cattle mulesorhorseswereusedbypeopleasthemainmeansoftransport 4 HowdidpeopletraveltoEuropeancountriesinthepast 5 Howdopeoplegotoothercountriestoday Byship Byplane Whatdoyouhavetoconsiderbeforeyoudecidewhichmeansoftransportationyouwilluse Discussion distancespeedcostcomfort safetytimeconvenienceweather TransportandWeather Situation1 fromShanghaitoLondonSituation2 fromChongqingtoChengduSituation3 fromBeijingtoGuangzhouSituation4 fromDaliantoQingdao Howwouldyouliketogototheplaces Advantagesanddisadvantagesofthepopularmeansoftransport Cheapandconvenient Easilytrappedintrafficjams Notsocomfortableduringpeakhoursbecausetheyareusuallyverycrowded Causepollution expensivetobuild extremelyfastandconvenient veryexpensivetobuild fastandconvenient comfortable fewertrafficaccidents comfortable fast convenient relativelythesafestwayoftravel relativelyexpensive notcomfortableforthosewhoareseasick relativelyslow Thesafetyofthetripwouldbeaffectedbystorms Doyouknowwhattheseroadsignsmean Thereisanarrowbridgeahead Theroadisnotstraightandspeedi