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1、高级英语考试试题二.ReadingcomprehensionPassageoneTelevision -themostpervasiveandpersuasiveofmoderntechnologiesmarkedbyrapidchangeandgrowth-ismovingintoanewera,aneraofextraordinarysophisticationandversatility,whichpromisestoreshapeourlivesandourworld.Itisanele
2、ctronicrevolutionofsorts,madepossiblebythetelevisionandcomputertechnologies.Theword“television”,derivefromitsGreek(tele:distant)andLatin(vision:sight)roots,canliterallybeinterpretedassightfromadistance.Verysimplyput,itworksthisway:throughasophisticat
3、edsystemofelectronics,televisionprovidesthecapabilityofconvertinganimage(focusedonaspecialphoto-conductiveplatewithinacamera)intoelectronicimpulses,whichcanbesentthroughawireorcable.Theseimpulses,whenfedintoareceiver(televisionset),canbeelectronicall
4、yreconstitutedintothesameimage.Televisionismorethanjustanelectronicssystem,however.Itisameansofexpression,aswellasavehicleforcommunication,andassuchbecomesapowerfultoolforreachingotherhumanbeings.Thefieldoftelevisioncanbedividedintotwocategoriesdeter
5、minedbyitsmeansoftransmission.First,thereisbroadcasttelevision,whichreachesthemassesthroughbroad-basedairwavetransmissionoftelevisionsignals.Second,thereisnon-broadcasttelevision,whichprovidesfortheneedsofindividualsorspecificinterestgroupsthroughcon
6、trolledtransmissiontechniques.Traditionally,televisionhasbeenamediumofthemasses.Wearemostfamiliarwithbroadcasttelevisionbecauseithasbeenwithusforaboutthirty-sevenyearsinaformsimilartowhatexiststoday.ABC,NBCandCBS,whohavebeenthemajorpurveyorsofnews,in
7、formation,andentertainments.Thesegainsofbroadcastinghavecometolookuponthepicturetubeasasourceofentertainments,placingourroleinthisdynamicmediumasthepassiveviewer.1.Whatistheliteralmeaningoftheworld“television”?A.sightfromadistanceB.TVC.airwavetransmi
8、ssionD.vehicleforcommunication1.WhichofthefollowingisNOTmentionedinthepassageasafunctionofelectronicintelevisiontransmission?A.thefeedingofimpulsesintoatelevisionsetB.theconversionofanimageintoelectronicimpulsesC.thesendingofimpulsesthroughawirecable
