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页数:14页
时间:2018-09-18
《2011考研英语二真题及答案解析》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、2011年硕士研究生入学考试2011英语二真题及参考答案SectionIUseofEnglishDirections:Readthefollowingtext.Choosethebestword(s)foreachnumberedblackandmarkA,B,CorDonANSWERSHEET1.(10points)TheInternetaffordsanonymitytoitsusers,ablessingtoprivacyandfreedomofspeech.Butthatveryanony
2、mityisalsobehindtheexplosionofcyber-crimethathas1acrosstheWeb.Canprivacybepreserved2bringingsafetyandsecuritytoaworldthatseemsincreasingly3?Lastmonth,HowardSchmidt,thenation’scyber-czar,offeredthefederalgovernmenta4tomaketheWebasaferplace-a“voluntaryt
3、rustedidentity”systemthatwouldbethehigh-tech5ofaphysicalkey,afingerprintandaphotoIDcard,allrolled6one.Thesystemmightuseasmartidentitycard,oradigitalcredential7toaspecificcomputer.andwouldauthenticateusersatarangeofonlineservices.Theideaisto8afederatio
4、nofprivateonlineidentitysystems.Usercould9whichsystemtojoin,andonlyregistereduserswhoseidentitieshavebeenauthenticatedcouldnavigatethosesystems.TheapproachcontrastswithonethatwouldrequireanInternetdriver’slicense10bythegovernment.GoogleandMicrosoftare
5、amongcompaniesthatalreadyhavethese“singlesign-on”systemsthatmakeitpossibleforusersto11justoncebutusemanydifferentservices.12.theapproachwouldcreatea“walledgarden”ncyberspace,withsafe“neighborhoods”andbright“streetlights”toestablishasenseofa13community
6、.Mr.Schmidtdescribeditasa“voluntaryecosystem”inwhich“individualsandorganizationscancompleteonlinetransactionswith14,trustingtheidentitiesofeachotherandtheidentitiesoftheinfrastructure15whichthetransactionruns”.Still,theadministration’splanhas16privacy
7、rightsactivists.Someapplaudtheapproach;othersareconcerned.Itseemsclearthatsuchaschemeisaninitiativepushtowardwhatwould17beacompulsoryInternet“drive’slicense”mentality.Theplanhasalsobeengreetedwith18bysomecomputersecurityexperts,whoworrythatthe“volunta
8、ryecosystem”envisionedbyMr.SchmidtwouldstillleavemuchoftheInternet19.TheyarguethatallInternetusersshouldbe20toregisterandidentifythemselves,inthesamewaythatdriversmustbelicensedtodriveonpublicroads.1.A.sweptB.skippedC.walkedD.ridden2.A.forB.wi
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