m7u1reading课件

Togainsomeinformationaboutevolutionofthevideoandsounddevices.Toobtaininformationquicklyinatextbyunderstandingtheheadings.Tolearntobecooperativeandcreative.,Learninggoals:,Welcome,Checkourhomework,取得突破：制造第一台彩色电视：在大范围内：使为某人获得：较少比率的人：给上发条：电子元件：便携式卡式播放器：,MakebreakthroughConstructthefirstcolourTVOvervastdistancesMakeaccessibletosb.AsmallpercentageofWindupElectricalcomponentsPortablecassetteplayer,LCDscreen,Iphone,evolution,M7Unit1,Livingwithtechnology,1.WhodevelopedthesystemusedforthemostearlyTVbroadcast?2.WhenwerethesatellitesusedtobroadcastTV?3.Whereandwhenwerethefirsttaperecordersmade?4.Whattypesofsoundandvideogodigital?,Fastreading,theCD,theVCDandtheDVD,In1928,inGermany,In1962,JohnLogieBaird,Readingstrategy,EarlyhistoryofTV,Themodernage:satelliteTV,Earlyhistoryofsoundrecorders,Soundandvideorecorders,Soundandvideogodigital,Thefuture,Earlyhistory,modern,Earlyhistory,godigital,future,（modern),understanding,headings,Earlyhistoryof,Themodernage,Howisthepassageorganized?,inorderoftime,Thefuture.,Theevolutionofvideoandsounddevices,Videodevices,Sounddevices,Videodevices,Sounddevices,Carefulreading,Contributions,Videodevices,Carefulreading,Name,Name,MakebreakthroughsinthedevelopmentofTV,ModernTVsdependonhisprinciples,Contributions,Carefulreading,Videodevices,JohnLogieBaird,PhiloFarnsworth,beprimitive,withdrawbacks,ConstructthefirstcolourTVin1928,effects,developasystemwhichwas_tomakemostearlyTVbroadcasts,used,RegularcolourTVbroadcastsbeganin1951,RegularcolourTVbroadcastsbeganintheUKin1967,ThefirstcolurTVprogrammewasbroadcastedin1938,MorepeopleprefercolourTVstoblack-and-whiteTVs,Carefulreading,Videodevices,allowTVtobebroadcastliveovervastdistancesmakeTVaccessibletopeoplewholivefarawayfromcities,Yes,theycangetthesignalsbroadcastbythelocalTVcompanies.,Withoutowningsatellitedishes,canpeoplebenefitfromsatelliteTV?,Portablecassetteplayers,videorecorders,CDs,TheVCD,TheDVD,evolutionofsounddevices,Soundrecorders,Taperecorders,VideorecordersforTVstationsuseVideorecordersforhomeuse,ThomasEdison,EmileBerliner,Usingroundtube,Usingdiscs,The_oftherecordplayerusingdiscsto_roundtubesmarksthe_ofthemodernrecordplayer.,invention,replace,birth,TrueorfalseSteeltapewasheavyanddifficulttouse.2.Papertapewasdifficulttousebecauseitcanbebroken.3.Peopletodayuseplastictapetoreplacesteelandpaperones,T,T,F,easiertousebutoftenbroken,Whichofthefollowingstatementsiswrongaccordingtothearticle?,A.In1982,thefirstCDsweremadeavailable.B.CDsareoftenusedforstoringandplayingsoundbecausetheyarelighterthantraditionalrecordersandcassettesC.In1993,theVCDwasbornandtwoyearslatertheDVDwasborn.D.TheDVDisnowthestandardforrecordingandplayingbackvideo.,havebettersoundquality,Thefuture,Withthedevelopmentofdigitaltechnology,peopleusePCs,theinternetorportablestorageto_soundandvideo.Technologyisnowchanging_fasterforpeople_keeppacewith,_willmakethefuture_.,store,which,unforeseeable,too,to,record,appeared,birth,accessible,alternatives,regularly,programme,first,put,invented,SupposeSteveJobswerestillalive,whatdoyouthinkhewouldlikethenextappletobe?,Groupwork:,Usefulexpressions,Jobs:Goodladiesandgentlemen,welcometomypressconferenceNowitstimeforyoutoaskquestions.ReporterA:Hi,Jobs,ImareporterfromCCTV,canyougiveussomeinformationboutyournextnewproduct?Jobs:ReporterB:ImareporterofCNNJobs:OK,thankyouforcomingtomypressconference.Thatsallfortoday.,Presentation,ThefirstwastheonethatEveateThesecondwastheonethatfellonNewtonsheadThethirdistheonethatSteveJobsbuilt.Whereistheforthone?,Thankyou!,Homework,Readthepassageagainafterclassandunderlinethedifficultandimportantpoints.Finishtheeverydayexercises.,Myimagination,TrueorfalseSomeofthefirsttaperecordersusedplastictapetorecordon.RecordsandcassettesdonotofferasgoodasoundqualityasCDs.Newtechnologywillsoonmakemanyofthethingstalkedaboutinthearticleoutofthedate.,T,T,F,steel,sounddevices,Soundrecorders,ThomasEdison,EmileBerliner,Usingroundtube,Usingdiscs,The_oftherecordplayerusingdiscs_roundtubesmarksthe_ofthemodernrecordplayer.,invention,replace,birth,Taperecorders,materials,Steeltape,Papertape,Tooheavyanddifficulttocarry,Easiertousebutoftenbroken,Portablecassetteplayers,videorecorders,CDs,TheVCD,TheDVD,evolutionofsounddevices,Plastictape,Carefulreading,developasystem_tomostearlyTVbroadcasts,beprimitive,applied,ConductthefirstcolourTVin1928,ThefirstcolurTVprogrammewasbroadcastedin1938,RegularcolourTVbroadcastsbeganin1951,RegularcolourTVbroadcastsbeganintheUKin1967,MorecolourTVsthanblack-whiteTVswerebeingusedwithinfiveyears,MakebreakthroughsinthedevelopmentofTV,effects,ModernTVsusemanyoftheprinciplesfirstdiscoveredbyhim,allowTVtobebroadcastliveovervastdistancemakeTVaccessibletopeoplewholivefarawayfromcities,2.CanpeoplewithoutowningsatellitedishesbenefitfromthesatelliteTVs?,Yes,theycangetthesignalsbroadcastbythelocalcopanies,withdrawbacks,historyofTV,1925,1938,ColourbroadcastsbeganintheUSA.,SatellitesbegantobeusedtobroadcastTV.,1967,1929,Thefirstlong-distanceTVbroadcastwasmadebetweentheUKandtheUSARegularpublicbroadcastingbeganinNewYork.JohnLogieBairdconstructedthefirstcolourTV.,recorded,available,TheVCDwasborn.,TheDVDwasinvented.,ten,sounddevices,using,?,Future,Contributions,Carefulreading,Videodevices,JohnLogieBaird,PhiloFarnsworth,beprimitive,withdrawbacks,ConstructthefirstcolourTVin1928,Makebreakthroughsinthedevelo