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Unit1LivingwithtechnologyUnit1ReadingTheevolutionofvideoandsounddevice视频和音频设备的演变Revision•1.electricfan•2.refrigerator•3.washingmachine•4.air-conditioner•5.Smartphone•6.laptop•7.digitalcamera•电风扇•冰箱•洗衣机•空调•智能机•笔记本电脑•数码相机•演变，发展，进化•原理，法则•可使用的，可到达的•分发，分配，分布•组成，成分•便携的，轻便的•数码的•储存，储藏evolutionprincipleaccessibledistributecomponentportabledigitalstorageRevisionReadingstrategiesheading标题（title）obtain获得specific特别的，专门的appear出现section部门，段落content内容scan浏览subtitle副标题long-distanceTVbroadcastregularpublicbroadcastingroundtubecassetterecordersatelliteTVrecordplayer长途电视传播常规大众传播留声机录像机卫星电视圆形管steeltape钢线磁带papertape纸磁带plastictape塑料磁带videorecorder盒式录音机课文单词:Readingfordetails•1.Checkthehomework.P4C11.F2.F3.F4.T5.T1.ColorTVbecamepopularwithinjustafewyearsafteritwasinvented.L12-14L12JohnLogieBairdconstructedthefirstcolorTVin1928,butitwasnotuntil1938thatthefirstcolorTVprogramwasbroadcast.Ittookmorethantwodecades,though,until1951,forregularcolorTVbroadcaststobeginintheUSA.2.PeoplewithoutsatellitedishesdonotbenefitatallfromsatelliteTVbroadcasts.L23-24Ofcourse,onlyasmallpercentageofpeopleownsatellitedishes.However,mostpeoplestillbenefitfromsatelliteTV,aslocalTVcompaniesbroadcastthesignalstheygetfromsatellitereceiverstothepopulationlivingnearby.3.Someofthefirsttaperecordersusedplastictapetorecordon.L28Earlyrecordplayersusedroundtubestorecordon.4.RecordsandcassettesdonotofferasgoodasoundqualityasCDs.L43CDsareoftenusedforstoringandplayingmusicBecausetheyhaveamuchbettersoundqualitythantraditionalrecordsandcassettes.5.Newtechnologywillsoonmakemanyofthethingstalkedaboutinthearticleoutofdate.L48Withthedevelopmentofdigitaltechnology,SoundandvideocannowbestoredonaPC,ontheinternet,orusingsomeformofportablestorage.Thiswillsoonmakerecords,cassettesrecorders,CDs,DVDsandevenTVsthingsofthepast.L4ShortlyafterwardsL6contributetoL9makebreakthroughsinL9inthelate1920sintheearly1930sL13morethantwodecadesL15withinashorttimeL20broadcastliveL21farawayfromPhrases不久以后有助于在…有所突破在20世纪20年代末期在20世纪30年代早期二十多年来在短期内直播远离L23remoteareasasmallpercentageofL24benefitfromL30use…as…L31bewoundupbyhandL34usedtodosth.L43beusedfordoingsth.L38electricalcomponentsbythelate1960s偏远地区少部分人得益于作为…使用被缠绕，被上发条手工过去常常做被用于做某事电子零件到20世纪60年代末L39alongwithL40smallandcheapenoughL46playbackL48withthedevelopmentof…L49someformof…L51keeppacewith与…一起；沿足够小和便宜回放随着…的发展某一种形式保持同步，并驾齐驱Homework•1.背短语（明天抽默）•2.完成学案“句型”部分.Languagepoints1.JohnLogieBairdconsturctedthefirstcolorTVin1928,butitwasnotuntil1938thatthefirstcolorTVprogrammewasbroadcast.(Line12)本句中not…until用于强调句型，其结构为:Itis/wasnotuntil…that…直到…才…中英互译：1.我直到半夜才得以入睡。有些东西只有你在真正失去的时候才会感到它对你是如此的重要。ItwasnotuntilmidnightthatIwenttosleep.2.Itisnotuntilyoureallylosesomethingthatyoufinallyrealizehowimportantitmeanstoyou.“Notuntil+时间状语”置于句首，主谓要用部分倒装语序。Eg.Notuntilafterthewardidhereturnhome.直到战后，他才回家。中英互译：1.直到下周我们才开运动会。2.Notuntilhehadgraduatedfromtheuniversitydidherealizetheimportanceoftime.Notuntilnextweekwillthesportsmeetingbeheld.weholdthesportsmeeting.直到大学毕业，他才意识到时间的重要性。2.Ittookmorethan2decades,though,until1951,forregularcolorTVbroadcaststobeginintheUSA.(line13)(1)IttakessbsometimetodosthIttakessometimeforsbtodosth做某事花费某人多少时间。翻译：1.修房子花了我三天的时间。Ittookmethreedaystorepairthehouse.（2）though在本句中作副词，意思是“不过，然而。”常位于句末，有时也可以放在句子中间。译：他说过他回来，然而，他没有。Hesaidhewouldcome;hedidn’t,though.though做连词，=although意思是“虽然，尽管。”不可以和but连用，但是可以和_______,_______连用。译：1.尽管很晚了，但他还在工作。Thoughitwaslateatnight,hewasstillworking.yetstillthough可以用于倒装句，=as引导的让步状语从句.although不用此结构。中英互译：1.Childas/thoughheis,heknowsalot.虽然他是个孩子，但他知道很多东西。2.尽管他很年轻，但他能说流利的英语。Youngas/thoughheis,hecanspeakperfectEnglish.3.SatellitesallowTVtobebroadcastliveovervastdistancewitheveryonereceivingthesamebroadcastatthesametime.(line19)with的复合结构With+宾语+宾语补足语（v-ing/v-ed/adj./adv./todo./介词短语），常在句子中作状语或定语。中英互译：1.Shesaidgoodbyewithtearsinhereyes.她含着眼泪说了声再见。2.他常常开着窗户睡觉。Heoftensleepswiththewindowopen.4.Itallbeganin1877,whenThomasEdsionmadethefirstrecordingofahumanvoiceonhisinvention,therecordplayer.(line19)本句是复合句。When引导的是非限制性定语从句，修饰先行词1877.关系副词when可以写成介词+which的形式。翻译：1.Istillremembertheyearwhen/inwhichIjoinedtheParty.我仍记得我入党的那一年。Practice:1.Withalltheproblems______asexpected,themanagerfeltrathersatisfied.A.hadbeensettledB.beingsettledC.settledD.tosettle2.----Didyourememberthedays____weworkedonthefarm?----Certainly.Especiallythehardtimes______wespenttogether.A.which,whenB.when,whenC.when,whichD.which,whichCC3.----Whendidyougetthenews?----Oh,itwas_____IwatchTV____Iknewhe’sdead.A.until;thatB.until;whenC.when;untilD.notuntil;that4.Thedaysaregonephysicalstrengthwasallyouneededtomakealiving.A.whenB.thatC.whereD.which5.Thelivingroomiscleanandtidy,withadiningtablealreadyforamealtobecooked.A.laidB.layingC.tolayD.beinglaidDAA完型填空：•1-5：ACBDC•6-10：BABAB•11-15：ABBDB•16-20：ACBAC阅读理解：•ABD