UNIT4_The_information_age

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1、TheInformationAgeUnit4whatmeansdopeopleusetoCommunicatewithothers?videophoneWhatarethey?Doyouhaveatelephone?DoyoulikewatchingTV?信息时代简史人们常用最具代表性的生产工具来代表一个历史时期，如石器时代，青铜时代，铁器时代，蒸汽时代。用这种思维模式来观察20实际，可以说，人类从电气时代走向了信息时代。新科技革命以电子信息业的突破与迅猛发展为标志，主要包括信息技术，生物工程技术，新材料技术，海洋技术，空间技术五大领域。晶体管和大规模集成

2、电路极大的降低了信息传播的费用，其结果是：人类社会从工业时代进入了信息时代。Reading同学速读课文，找出每段的主题句或总结出主要大意。Readthetextanddotrue-falseexercises:(trueorfalseexercises)(抢答)1.()WeknowTVdoesnottelluswhatisgoingonthecountry.2.()TVmakesourlifemorecolorful.FastReadingAfterreading,answerthefollowingquestions?Whatisthe“couchpot

3、atoes”?“Couchpotatoes”arepeoplewhospendtoomuchtimewatchingTV.一、theadvantaesofTV1.Itbringsthewholeworldintoourfamilybothinsightandinsound.2.Wecanknowwhatisgoingonacrossthecountryandallovertheworld3.WecangetmuchnewsandotherinformationbywatchingTV.4.WecanwatchmanyprogramsandTVplays,e

4、njoymusic,seemoviesandevenwatchlivesportsgamesonTV.SuchasthefollowingcardsADVANTAGESlivesportsgamesthefamilyarewatchingTVDISADVANTAGES一、thedisadvantagesofTVsomepeoplespendtoomuchtimeinwatchingTVsomechildrenalsowatchtoomuchTVprogramsandevenforgettodohomeworkthenthe"couchpotatos"ape

5、arjustlikethefollowingpicturesCouchpotatoesBothTVandtheInternetarecertainlygreatwondersofmodernscienceandtechnology.TVbringstheworldintoourhomeinsightandinsound.Ittellsuswhatisgoingonacrossthecountryandallovertheworld.用图像和声音发生，进行，继续全世界Sittingathome,wecanvisitplacesofinterest,enjoy

6、musicorTVplays,seemoviesandevenwatchlivesportsgames.Televisionmakesourlifemorecolorful.活的，活跃的make+n.+adj.使......Butsomepeopleoftenspendtoomuchtimewatchingtelevisionsittingonasofa.Wecallthem“couchpotatoes”.Intheevening,theydonothingbutturnontheTV,slowlygothroughallthechannelsandfin

7、allysettleontheonetheylike.answerthefollowingquestions,turntheChineseinthebracketsintoEnglishLetmetellyouwhat____________(正在发生)inclassat7:30thismorning.Yourparents___________________(担心)yourhealthverymuch.wasgoingonareworriedaboutanswerthefollowingquestions,turntheChineseinthebrac

8、ketsintoEnglishSuccessinlearningE