牛津英语模块七第一单元reading

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M7Unit1LivingwithtechnologyrefrigeratorwashingmachineAirconditionermicrowaveovenvacuumcleanerdesktoplaptopTheevolutionofvideoandsounddevicesReadingstrategy:understandingheadingsIfyouwanttoobtainsomespecificinformation,forinstance,informationaboutsatelliteTV,fromthispassageasfastaspossible,whatwillyoudo?Lookingatsubtitles(副标题)______historyofTV(inorderof______)Earlyhistoryof____________________________goesdigitalTVAudiodevicesEarlytimemodernage:CableTV,satelliteTV,digitalTV,…The_______soundrecordersSoundandvideoPartOne:(L1-25)black-and-whiteTVMakeatimelineofthedevelopmentofTV1925ThefirstpublicTVbroadcastweremadeintheUSA1928Long-distanceTVbroadcastwasmadebetweentheUKandtheUSA.Regularpublicbroadcastingbegan.1938ThefirstcolorTVprogramwasbroadcast1951RegularcolorTVbroadcastsbeganintheUSAJohnLogieBairdMostearlyTVbroadcastsweremadeusinghissystem.However,hissystemwasvery________andhadmany____________.primitivedrawbacksEarlyhistory(1-17)PhiloFarnsworth————————Hemadeimportant______________inthedevelopmentofTV.ModernTVsusemanyofthe___________firstdiscoveredbyhim.breakthroughsprinciples1962SatelliteswereusedtobroadcastTVTheModernage(19-25)SatellitesmakeTV_________topeoplewholivefarawayfromcities.accessibleSatelliteTVdishesTheycanoftenbeseenthroughoutthecountrysideandremoteareas.However,mostpeoplebenefit______satelliteTV,aslocalTVcompaniesbroadcastthe_______tothepopulationlivingnearby.fromsignalsdistributedPartTwo:(L26-52)Earlyhistoryofsounddevices(26-32)1877:ThomasEdisonmadethefirstrecordingofahumanvoice.tubesEarlyrecordplayersused______torecordon.Heuseddiscsasalternativestotubes.Who'she?EmileBerinertaperecorderssteeltapeSoundandvideodevices(33-41)In1982,thefirst_______________usedtocopysoundwereinGermany.Mostearlyrecordersemployed__________torecordon.steeltapePortablecassetteplayerweredevelopebythe________late1960sVideorecordersBythelate1970s,videorecordersforhomeusewereintroduced.___________(1982)Digitalera数字时代_______(1993)_______(1995)VCDDVDthefirstCDsSoundandvideogodigitalwalkmanCDplayerMP3MP4iPad1.ColorTVbecamepopularwithinjustafewyearsafteritwasinvented.()2.PeoplewithoutsatellitedishesdonotbenefitatallfromsatelliteTVbroadcasts.()Reading(PartC1):F(12-14)F(24)3.Someofthefirsttaperecordersusedplastictapetorecordon.()4.RecordsandcassettesdonotofferasgoodasoundqualityasCDs.()5.Newtechnologywillsoonmakemanyofthethingstalkedaboutinthearticleoutofdate.()T(43-45)F(28)T(49-50)KeysforactivityD.1.____2.____3.____4.____5.____6.____7.____8.____edhcfabgKeysforactivityE.1.__________2.____________3.__________4.____________5.__________6.____________7.__________foresawdrawbacksconstructeddelayedpercentagereceiverEventually

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