资源描述：
《2012年12月四六级备考快速阅读训练实战演练》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。
1、【英美报刊每周一练第一期】快速阅读：Digitalgadgetsarechangingourbrains.Digitalgadgetsarechangingourbrains.HistoriansofthefuturemaynotethataroundthetimeoftheFacebookIPOacriticaljuncturewasreachedintherelationshipbetweentechnologyandthehumanrace.Nolongerwerethewired-uppeopleonplanetEarthcontrollingthedev
2、icesthatingenious,wizardlikeengineersinventedtoserveandconnectthem.Instead,theultrasmartnewdeviceswerecontrollingandenslavingthem—us—anddoingsoatfrightening,ever-acceleratingspeed.Youknowit’strueanecdotallyfromthesignsallaroundus—theglazedlongingthatcreepsintoeyesasaphonevibratesfroma
3、pocketorbag,theinstantlyloweredheadsinanelevatorassoonasthedoorscloseandmessagesarescanned,theteenagerasleepwithaglowingphoneonthepillow,thefranticeffortontheplanetomaintainsurreptitiousconnectionforthelastfewminutesafterthevoicehastoldustoturnoffallhandhelddevices.It’slikehavinganeve
4、r-present,adulterous,inexhaustiblydemandingaffair,asecretcounterexistencethatnomatterhowfastwerunalwaysoutpacesreality.“Wemayappeartobechoosingtousethistechnology,”TonyDokoupilwritesonpage28,“butinfactwearebeingdraggedtoitbythepotentialofshort-termrewards.Everypingcouldbesocial,sexual
5、,orprofessionalopportunity,andwegetamini-reward,asquirtofdopamine,foransweringthebell.”InhisinternationalsurveyforNewsweekofavarietyofacademicresearchinneuroscience,psychiatry,andpsychology,DokoupilidentifiesdisquietingglobaltrendsinmentalhealthassociatedwithInternetpenetration.IntheU
6、.S.inthepastdecade,therehasbeena66percentriseinADHDdiagnoses.Argumentsmaybemadeaboutcauseandeffect,butthere’snownodoubtthatthebrainischanging.AChinesestudyofInternetaddictshasmappedchangesintheareaschargedwithattention,control,andexecutivefunctionsignifiedby“abnormalwhitematter”—essen
7、tiallyextranervecellsbuiltforspeed.Thechangesturnouttobesimilartothoseobservedinthebrainsofjunkiesandalcoholics.Andjustaswithotherformsofaddiction,expertssaythecrackhighofcontinuousconnectionisassociatedwithsimilarjagged,inevitablecomedowns,depressivestretches,shatteredconcentration,a
8、perva
