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Unit1LivingwithtechnologyWelcome&ReadingTechnologyhasseensomeamazingdevelopmentsinthelastfewdecades.Canyougivemesomeexampleswhicharechangedbytechnologyinyourlife?Q1:developmentofTVblack-and-whiteTVcolourTVLCDscreenQ2:developmentofaudio(音响)deviceGramophonephonographtaperecorderwalkmanCDplayerMP3MP4Q3:developmentofdictionaryPaperdictionaryelectronicdictionarybooks,calendar,addresses,phonenumbers,clock,music,games…Q4:developmentofcommunicationletter/telegramtelephonebeepercellphonedevelopmentofcomputerdesktoplaptopPalmHowhavetheseinventionsimprovedpeople’slives?Personally/Inmyopinion…,IthinktheseinventionsForexample,makepeople’slifebecomemorecolorfulwecanseemanyfunnyprogrammesandlearnalotofthingsthroughTV.”Howmuchdoyouknowabouttheseelectricdevices?ABC(2’)WhoistheinventorofthefirstcolorTV?A.VladimirZworykinB.PhiloFarnsworthC.JohnLogieBairdC(3’)Whomadethefirstrecordingofahumanvoice?A.VladimirZworykinB.PhiloFarnsworthC.ThomasEdisonC(4’)WhenandWherethefirsttaperecordersweremade?A.1928;GermanyB.1925;USAC.1929;UKATheevolutionofvideoandsounddevicesReadingFastReading1.WhodevelopedthesystemusedformostearlyTVbroadcasts?2.Whomadethefirstrecordingofahumanvoice?3.Whatweredevelopedbythelate1960s?JohnLogieBaird.ThomasEdison.Portablecassetteplayersandvideorecorders.CarefulReading1YearEvent1877Thefirstrecordingofahumanvoicewasmade.188719251929193819621967198219931995YearEvent1877Thefirstrecordingofahumanvoicewasmade.188719251929EmileBerlinerinventedarecordplayerthatuseddiscstorecordon.ThefirstpublicTVbroadcastsweremade,intheUSA.RegularpublicbroadcastingbeganinLondon.1938196219671982ThefirstcolourTVprogrammewasbroadcast.SatelliteswereusedtobroadcastTV.RegularcolourTVbroadcastsbeganintheUK.ThefirstCDsweremadeavailable.YearEvent19931995TheDVDwasinvented.TheVCDwasborn.CarefulReading21.ColourTVbecamepopularwithinjustafewyearsafteritwasinvented.2.PeoplewithoutsatellitedishesdonotbenefitatallfromsatelliteTVbroadcasts.3.Someofthefirsttaperecordersusedplastictapetorecordon.4.RecordsandcassettesdonotofferasgoodasoundqualityasCDs5.Newtechnologywillsoonmakemanyofthethingstalkedaboutinthearticleoutofdate.stillsteelFFFTTTranslationPartOne:difficultwordsandexpressionsbroadcastdistanceregularshortlyafterwardscontributeto…systemprimitivebreakthrough广播；播放；节目距离n.后来；然后adv.立刻；不久adv.定期的；有规律的programmeittakes…todo…decadethoughnearlylivevastatthesametimefarawayfrom…有助于；贡献系统n.原始的adj.节目；程序n.花费时间做…十年n.可是；虽然；然而差不多；几乎直播的adj.突破n.广阔的adj.同时远离difficultwordsandexpressionsthroughoutremotebenefitfrom…signalnearby到处；贯穿偏远的adj.附近的adj.信号n.从…获益black-and-whiteTVTherearemanydifferentpeoplecontributedtothedevelopmentofTV.JohnLogieBairdMostearlyTVbroadcastsweremadeusinghissystem.However,hissystemwasvery________andhadmany____________.primitivedrawbacksPhiloFarnsworthHemadeimportant______________inthedevelopmentofTV.ModernTVsusemanyoftheprinciplesfirstdiscoveredbyhim.breakthrough1962SatelliteswereusedtobroadcastTVTheModernageSatellitesmakeTV_________topeoplewholivefarawayfromcities.accessibleSatelliteTVdishesTheycanoftenbeseendistributedthroughoutthecountrysideandremoteareas.However,mostpeoplebenefit______satelliteTV,aslocalTVcompaniesbroadcastthe_______tothepopulationlivingnearby.fromsignalsPartTwo:difficultwordsandexpressionssoundrecorderalternativevideorecordertaperecorderemploysteelplasticmeanwhileelecrtical录音机供选择的adj.雇佣；采用v.磁带录音机录像机alongwithavailablestandardkeeppacewith钢铁n.塑料的adj.同时adv.和…一起可利用的adj.标准n.保持同步；并驾齐驱有关电的adj.phonographtubesTaperecordersSteeltapePortablecassetteplayerVideorecordersTheywereusedbyTVstationsfirst.Bythelate1970s,videorecordersforhomeusewereintroduced.