计算机英语教程 教学课件 作者 吕云翔 杨雪 林珣_ Unit 4.ppt

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1、Unit4OperatingSystem计算机英语教程教学课件ContentsPart1ReadingandTranslatingSectionA:Windows7SectionB:LinuxSectionC:GoogleAndroidPart2SimulatedWriting:MeetingMinutesPart3ListeningandSpeakingDialogue:ChoosingaLinuxDistributionandFreeTrialsforFreeSoftwareListeningComprehensio

2、n:OpenSourceSoftwareDictation:AppleMacOS1.1Windows7IntroductionDevelopmentGoals1.1Windows7ComplexSentencesOriginal:Windows7wasintendedtobeamorefocused,incrementalupgradetotheWindowsline,withthegoalofbeingcompatiblewithapplicationsandhardwarewithwhichWindowsVistaw

3、asalreadycompatible..Translation:Windows7计划成为一个更加专注的Windows产品线升级，目标是兼容那些WindowsVista已经兼容的应用程序和硬件。1.1Windows7ExercisesI.Readthefollowingstatementscarefully,anddecidewhethertheyaretrue(T)orfalse(F)accordingtothetext.___1．Windows7introducedalargenumberofnewfeaturesi

4、ncomparisonwithitspredecessor.___2．WindowsServer2008R2wasreleasedasthesuccessorofWindows7.___3．Windows7build6801wasleakedontotheInternetviaBitTorrentin2008.___4．UsersneedtoobtainproductkeystoactivatetheircopiesofWindows7.___5．Windows7ismore“user-centric”andfocuso

5、nperformanceimprovements..1.1Windows7II.Choosethebestanswertoeachofthefollowingquestions.1．WhichofthefollowingstatementsisRIGHTaboutthemilestonesinthedevelopmentofWindows7?A．Windows7wasidentifiedastheofficialnameoftheoperatingsystemin2007B．CopiesofWindows7build68

6、01weredistributedin2008C．Windows7Betawasreleasedtothegeneralpublicinearly2009D．Windows7wasreleasedtomanufacturingattheendof2009C1.1Windows7II.Choosethebestanswertoeachofthefollowingquestions.2．WhichofthefollowingitemsistheoriginalcodenameofWindows7?A．WhistlerB．Bl

7、ackcombC．Longhorn(WindowsVista)D．ViennaD1.1Windows7II.Choosethebestanswertoeachofthefollowingquestions.3．WhichofthefollowingitemsisnotemphasizedabouttheadvantagesofWindows7?A．User-centricB．PerformanceimprovementsC．ManynewfunctionsD．GoodCompatibilityB1.1Windows7II

8、I.Translating.1.Original:AfterthreemajorvirusesexploitedflawsinWindowsoperatingsystemswithinashorttimeperiodin2003,Microsoftchangeditsdevelopmentpriorities,put