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1、细节题-100因果关系12-2-11Paragraph5:Theseforcesweretherapidlyexpandingelectronicsandtelecommunicationscompaniesthatweredevelopingandlinkingtelephoneandwirelesstechnologiesinthe1920s.IntheUnitedStates,theyincludedsuchfirmsasAmericanTelephoneandTelegraph,GeneralEl
2、ectric,andWestinghouse.Theywereinterestedinallformsofsoundtechnologyandallpotentialavenuesforcommercialexploitation.TheircompetitionandcollaborationwerecreatingthebroadcastingindustryintheUnitedStates,beginningwiththeintroductionofcommercialradioprogrammi
3、ngintheearly1920s.Withfinancialassetsconsiderablygreaterthanthoseinthemotionpictureindustry,andperhapsawidervisionoftherelationshipsamongentertainmentandcommunicationsmedia,theyrevitalizedresearchintorecordingsoundformotionpictures.11.Inparagraph5,commerc
4、ialradioprogrammingisbestdescribedastheresultof○afinanciallysuccessfuldevelopmentthatenabledlargetelecommunicationsfirmstoweakentheircompetition.○thedesireofelectronicsandtelecommunicationscompaniestomakesoundtechnologyprofitable○amajordevelopmentinthebro
5、adcastingindustrythatoccurredbeforethe1920s○thecooperationbetweentelecommunicationscompaniesandthemotionpictureindustry12-2-12Paragraph6:In1929theUnitedStatesmotionpictureindustryreleasedmorethan300soundfilms—aroughfigure,sinceanumberweresilentfilmswithmu
6、sictracks,orfilmspreparedindualversions,totakeaccountofthemanycinemasnotyetwiredforsound.Attheproductionlevel,intheUnitedStatestheconversionwasvirtuallycompleteby1930.InEuropeittookalittlelonger,mainlybecausethereweremoresmallproducersforwhomthecostsofsou
7、ndwereprohibitive,andinotherpartsoftheworldproblemswithrightsoraccesstoequipmentdelayedtheshifttosoundproductionforafewmoreyears(thoughcinemasinmajorcitiesmayhavebeenwiredinordertoplayforeignsoundfilms).Thetriumphofsoundcinemawasswift,complete,andenormous
8、lypopular.12.Accordingtoparagraph6,whichofthefollowingaccountsforthedelayintheconversiontosoundfilmsinEurope?○Europeanproducersoftenlackedknowledgeaboutthenecessaryequipmentforthetransitiontosoundfilms.○SmallerEurop
