牛津英语模块七第一单元

M7Unit1

Livingwithtechnology1.

refrigerator2.washingmachine3.Airconditioner4.

microwaveoven

vacuumcleaner5.desktoplaptop6.Theevolutionofvideoandsounddevices7.Readingstrategy:understandingheadingsIfyouwanttoobtainsomespecificinformation,forinstance,informationaboutsatellite

TV,fromthispassageasfastaspossible,whatwillyoudo?Lookingatsubtitles〔副标题〕8.______historyofTV(inorderof______)Earlyhistoryof____________________________goesdigitalTVAudiodevicesEarlytimemodernage:CableTV,satelliteTV,digitalTV,…The_______soundrecordersSoundandvideoFastreading9.TVPartOne:〔L1-25)Carefulreading10.black-and-whiteTV11.MakeatimelineofthedevelopmentofTV1925ThefirstpublicTVbroadcastweremadeintheUSA1928Long-distanceTVbroadcastwasmadebetweentheUKandtheUSA.Regularpublicbroadcastingbegan.1938ThefirstcolorTVprogramwasbroadcast1951RegularcolorTVbroadcastsbeganintheUSA12.JohnLogieBairdMostearlyTVbroadcastsweremadeusinghissystem.However,hissystemwasvery________andhadmany____________.primitivedrawbacksEarlyhistory(1-17)13.PhiloFarnsworth————————Hemadeimportant______________inthedevelopmentofTV.ModernTVsusemanyofthe___________firstdiscoveredbyhim.breakthroughsprinciples14.1962

SatelliteswereusedtobroadcastTVTheModernage(19-25)SatellitesmakeTV_________topeoplewholivefarawayfromcities.accessible15.SatelliteTVdishesTheycanoftenbeseen

throughoutthecountrysideandremoteareas.However,mostpeoplebenefit______satelliteTV,aslocalTVcompaniesbroadcastthe_______tothepopulationlivingnearby.fromsignalsdistributed16.PartTwo:(L26-52)AudioDevices17.Earlyhistoryofsounddevices(26-32)1877:ThomasEdisonmadethefirstrecordingofahumanvoice.18.tubes

Earlyrecordplayersused______torecordon.19.Heuseddiscsasalternativestotubes.Who'she?EmileBeriner20.taperecorderssteeltapeSoundandvideodevices(33-41)

In1982,thefirst_______________usedtocopysoundwereinGermany.Mostearlyrecordersemployed__________torecordon.steeltape21.

Portable

cassetteplayerweredevelopebythe________late1960s22.VideorecordersBythelate1970s,videorecordersforhomeusewereintroduced.23.___________(1982)Digitalera数字时代_______(1993)_______(1995)VCDDVDthefirstCDs

Soundandvideogodigital24.walkmanCDplayerMP3MP4iPad25.1.ColorTVbecamepopularwithinjustafewyearsafteritwasinvented.()2.PeoplewithoutsatellitedishesdonotbenefitatallfromsatelliteTVbroadcasts.()Reading(PartC1):F〔12-14〕F〔24〕26.3.Someofthefirsttaperecordersusedplastictapetorecordon.()4.RecordsandcassettesdonotofferasgoodasoundqualityasCDs.()5.Newtechnologywillsoonmakemanyofthethingstalkedaboutinthearticleoutofdate.()T〔43-45〕F〔28〕T(49-50)27.KeysforactivityD.1.____2.____3.____4.____5.____6.____7.____8.____edhcfabg28.KeysforactivityE.1.______