unit 7-text a

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1、Unit7TextABeforeReadingReadingAfterReadingCONTENTSVocabularyPracticeEnjoyEnglishBeforeReadingDiscussthefollowingquestionsinclass.WhatkindofinformationdoyouusuallygetfromtheInternet?2.Whatwouldhappentoourdailylivesifallcomputersstoppedworkingforonehour?In1949,agroupofscientist

2、sweretestinganearlycomputerinalaboratoryintheUnitedStates.Itwasahugemachine,builtbyexpertsforthousandsofdollars.Butitwouldnotwork.Oneofthescientistsopenedthefrontofthecomputerandwentintoinvestigate.Hecameoutwithalargeinsectwhichhadbecometrappedinthemachine.Fromthatdayon,anyfa

3、ultthatstopsacomputerfromworkingproperlyhasbeenknownasa“bug”.ChineseReadingCanYouSpeakTechnologyinaWiredWorld?2.Theoriginalbugisstillpreservedinaglasscase.ThewordhasnowpassedintotheEnglishlanguagealongwiththousandsofothersfromtheworldofcomputing.Itissometimescalled“tech-speak

4、”,alargevocabularyofwordsinventedinlaboratoriesandnowusedacrosstheEnglishspeakingworldbyeveryonewhoswitchesonacomputer.3.“Tech-speak”probablystartedinCalifornia,theplacewheremostoftheearlyworkoncomputingwasdone.Perhapsthefactthatwe“surf”theInternetisevidenceofaCaliforniaconne

5、ction.Hereareafewmoreexamplesof“tech-speak”.ChineseReading4.Withpersonalcomputersnowwidespread,thereisincreasingconcernabouttheactivitiesof“hackers”,whobreakintocomputingsystems.Hackersarealsoresponsibleforthespreadof“viruses”,softwareprogramswhichalterthewayinwhichcomputersw

6、ork.Virusesarecommonlyspreadthroughdocumentfilesattachedtoe-mails.IncreaseduseoftheInternethasalsointroducedinnovationsofcomputinglanguage.Whenpeoplespeakfacetoface,theyoftenusefacialexpressionstohelpconveymeanings.Thiscannotbedonebye-mails.Instead,peoplesometimesuse“emoticon

7、s”.Aftermakingastatement,theywilladd:-)toshowthatsomethingmakesthemhappy.Andwhenpeoplewhomainlycommunicatebye-mailmeetinperson,theyagreetospend“facetime”together.ChineseReadingThelastfewdecadeshasseencommunicationscompaniesbringmoretechnologyintooureverydaylives.Soitisnosurpr

8、isethattechnologicallanguagehasbecomeanincreasinglyimportantpartofEn