文档介绍：2008年6月21日大学英语六级真题及答案PartⅠWriting(30minutes)WillE-booksReplaceTraditionalBooks? ,电子图书越来越多 ,理由是…… :此部分试题在答题卡1上PartⅡprehension(SkimmingandScanning)(15minutes)Directions:Inthispart,youwillhave15minutestogooverthepassagequicklyandanswerthequestionsonAnswerSheet1Forquestions1-7,choosethebestanswerfromthefourchoicesmarkedA),B),C)-?Thisweeksometopscientists,includingNobelPrizewinners,gavetheirvisionofhowtheworldwilllookin2056,frongas-poweredcarstoextraordinaryhealthadvances,JohnInghamreportsonwhattheworld’,2056willbeaworldofalmostperpetualyouth,,,safe,greenenergy,-,astoday’sscientistsclaim,beabletoliveforeveroratleastcheattheageingprocesssothattheaveragepersonlivesto150?Ofcourse,:“Thisisaninvitationtolookfoolish,aswiththepredictionsofdomedcitiesandnuclear-poweredvacuumcleanersthatweremade50yearago.”LivinglongerAnthonyAtala,directoroftheWakeForestInstituteinNorthCarolina,“tune”,icsattheUniversityofChicago,anticipatestheabilitytoproduce“unlimitedsupplies”an,suchaskidney,anproducer,givehimthepatient’simmuno-,grownbyintroducingthemintoanimalhosts,aninplaceoftheanimal’