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

Unit4PublictransportWelcometotheunitWherehaveyoubeento?Howdidyougothere?Brainstormingpublictransportbusescoachestrainsundergroundshipsmaglevtrainsaeroplanes…DifferentmeansoftransportInthe19thcentury,___________helpedtransportpeopleallovertheworld.steamtrains_________haveroutes.Theypickupanddropoffpeopleatdifferentplacesontheroute.Itisapopularmeansoftransportwithinacity.DifferentmeansoftransportBuses_______wereapopularwaytotravelfromplacetoplaceinthe20thcentury.DifferentmeansoftransportShips________arebusesthatcarrypeopleoverlongdistances.DifferentmeansoftransportCoachesInthe19thcentury,roadsbecamecrowdedincitiesandso______________________becamepopular.Differentmeansoftransportundergroundtrains____________areusedtotravelquicklyoverlongdistances.DifferentmeansoftransportAeroplanesThe______________isanewformoftransport.Itispoweredbymagnets.maglevtrainDifferentmeansoftransportQuestions1.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?Groupdiscussion1.Howdopeopletravelwithinacity?2.Howdopeopletraveltonearbycities?3.Howdidpeopletraveltoafarawaycityinancienttimes?BybusBycoachCattle,mulesorhorseswereusedbypeopleasthemainmeansoftransport.4.HowdidpeopletraveltoEuropeancountriesinthepast?5.Howdopeoplegotoothercountriestoday?ByshipByplaneWhatdoyouhavetoconsiderbeforeyoudecidewhichmeansoftransportationyouwilluse?Discussiondistancespeedcostcomfortsafetytimeconvenienceweather…TransportandWeather•Weatherconditionshaveastronginfluenceontransport.Itisveryimportantthatdriversareawareofweatherconditionssuchaswind,rainoratyphoon.Shipcaptainsneedtoknowaboutwaveconditions.Airplanepilotswanttoknowabouttheconditionoftheatmosphere.Automobiledriversandrailroadengineershavetoknowifrainorsnowisgoingtofall.Withoutcorrect,timelyweatherinformation,transportationequipmentcannotbesafelyoperated.That'swhyoperatorsofsuchequipmentandpassengersmaypayverycloseattentiontoweatherreports.Situation1:fromShanghaitoLondonSituation2:fromChongqingtoChengduSituation3:fromBeijingtoGuangzhouSituation4:fromDaliantoQingdaoHowwouldyouliketogototheplaces?AdvantagesanddisadvantagesofthepopularmeansoftransportMeansoftransportadvantagesdisadvantagesBusesorcoachesCheapandconvenientEasilytrappedintrafficjams;Notsocomfortableduringpeakhoursbecausetheyareusuallyverycrowded;Causepollution;…MeansoftransportadvantagesdisadvantagesUndergroundtrainThemaglevtrainexpensivetobuild;…extremelyfastandconvenient;…veryexpensivetobuild;…fastandconvenient;comfortable;fewertrafficaccidents;MeansoftransportadvantagesdisadvantagesShipsaeroplanescomfortablefast/convenient;relativelythesafestwayoftravel;…relativelyexpensive;…notcomfortableforthosewhoareseasick;relativelyslow;Thesafetyofthetripwouldbeaffectedbystorms;…Doyouknowwhattheseroadsignsmean?Thereisanarrowbridgeahead.Theroadisnotstraightandspeedislimitedto40kms/h.DoublelanesT-shapedroadaheadHomeworkReviewwhatwehavelearnedinthisperiodWriteapassageabouthowhasaffectedpeople’slives.Previewreading