全新版大学英语综合教程4Unit2

SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsBR_mainListeningComprehensionWarm-upQuestionsBackgroundInformationSupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsBR_AnEnglishSong_mainListeningComprehensionThinkingBeforeListeningThinkingWhileListeningListeningandSpeakingSupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsBR_AnEnglishSong_mainBackgroundInformationAutomobileIndustryGlobalPositioningSystemIntelligentTransportationSystemSupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsBR_ThinkingBeforeListeningThinkingBeforeListeningThetitleofthepassageyouaregoingtolistentois“CarsoftheFuture”.Writedownthreequestionsaboutcarsofthefuture.SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsBR_ThinkingWhileListeningThinkingWhileListeningListentothepassageandfindoutifitanswersthequestionsyouaskedinExercise1.SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsWhatkindofcarwillwebedrivingin2010?Ratherdifferentfromthetypeweknowtoday,withthenext20yearsbringinggreaterchangethanthepast50.Theirvisionisofamachinewiththreewheelsinsteadoffour,electricallypowered,environmentallyclean,andabletodriveitselfalong“intelligent”roadsequippedwithbuilt-inpowersuppliers.Futurecarswillpickuptheirfuelduringlongjourneysfromapowersourcebuiltintotheroad,orstoreitinsmallquantitiesfortravelinginthecity.Insteadoftoday’sseatingarrangements—twoinfront,twoorthreebehind,allfacingforward—the2010carwillhaveaversatileinteriorwithadultsandchildreninafamilycircle.BR_ThinkingWhileListening1SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsThisviewofthefuturecarisbasedonamuchmoresophisticatedroadsystem,withstripsbuiltintomotorwaystosupplypowertovehiclespassingalongthem.Carswillnotneeddrivers,becausecomputerswillprovidesafedrivingcontrolandroutefinding.Allthedriverwillhavetodoissaywheretogoandthecomputerwilldotherest.Itwillbecomeimpossibleforcarstocrashintooneanother.Thetechnologyalreadyexistsforthecartobecomeatrueautomobile.BR_ThinkingWhileListening2SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarscleandriving:electricallypowered,environmentallycleansafedriving:controlledbycomputermorecomfortable:aversatileinteriorwiththeadultsandchildreninafamilycircleBR_ListeningandSpeakingListeningandSpeakingListentothepassageagainandsaywhatchangeswillmakedriving:—cleaner?—safer?—morecomfortable?Tips:SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsBR_Warm-upQuestions1Warm-upQuestions1.Whatdoyouthinkisthemostprofitableandpowerfulindustryofthe20thcentury,computer,automobile,petroleumorairplane?2.Whatdoyouthinkwillbethemostprofitableandpowerfulindustryinthe21stcentury,communication,astronautics,biologyorconstruction?3.Whatisthegreatestinventionintheworldsofar?SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsBR_Warm-upQuestions24.Ifyoucouldaffordacar,wouldyoubuyone?Whichbrandwouldyouliketohave?SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsBR_AutomobileIndustry1AutomobileIndustryTheautomobileindustryisoneofthemostimportantindustriesintheworld,affectingnotonlyeconomiesbutalsocultures.Itprovidesjobsformillionsofpeople,generatesbillionsofdollarsinworldwiderevenues,andprovidesthebasisforamultitudeofrelatedserviceandsupportindustries.Automobilesrevolutionizedtransportationinthe20thcentury,changingforeverthewaypeoplelive,travel,anddobusiness.Between1886and1898,about300automobileswerebuilt,buttherewasnorealestablishedindustry.SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsAcenturylater,withautomakersandautobuyersexpandingglobally,automakingbecametheworld’slargestmanufacturingactivity,withmorethan53millionnewvehiclesbuilteachyearworldwide.Automobilemanufacturersareamongthelargestcompaniesintheworld.Thesecorporationsareoftenmultinational.Thesecompaniesoftenshareparts,orusepartsmadeinforeignfactories.TheU.S.automobileindustryproduced16.8millionvehiclesin1999.ThethreemajorautomobilemanufacturersintheUnitedStates—GeneralMotorsCorporation,FordMotorCompany,andDaimlerChryslerAG—providethreefourthsoftheindustry’stotaldirectemploymentintheUnitedStates.BR_AutomobileIndustry2SupplementaryReadingAfterReadingDetailedReadingGlobalReadingDetailedReadingBeforeReadingUnit2SmartCarsBR_GlobalPositioningSystem1GlobalPositioningSystemGlobalPositioningSystemisaspace-basedradio-navigationsystem,consistingof24satellitesandgroundsupport.GPSprovidesuserswithaccurateinformationabouttheirpositionandvelocity,aswellasthetime,anywhereintheworldandinallweatherconditions.GPSdetermineslocationb