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1、2011年全國碩士研究生入學統(tǒng)一考試(英語二)試題SectionI?UseofEnglishDirections：Readthefollowingtext.Choosethebestword(s)foreachnumberedblackandmarkA,B,CorDonANSWERSHEET1.(10points)TheInternetaffordsanonymitytoitsusers,ablessingtoprivacyandfreedomofspeech.Butthatveryanonymi
2、tyisalsobehindtheexplosionofcyber-crimethathas?1?acrosstheWeb.Canprivacybepreserved?2??bringingsafetyandsecuritytoaworldthatseemsincreasingly?3???Lastmonth,HowardSchmidt,thenation’scyber-czar,offeredthefederalgovernmenta?4?tomaketheWebasaferplace-a“vo
3、luntarytrustedidentity”systemthatwouldbethehigh-tech?5?ofaphysicalkey,afingerprintandaphotoIDcard,allrolled?6?one.Thesystemmightuseasmartidentitycard,oradigitalcredential?7?toaspecificcomputer.andwouldauthenticateusersatarangeofonlineservices.Theideai
4、sto?8?afederationofprivateonlineidentitysystems.Usercould?9?whichsystemtojoin,andonlyregistereduserswhoseidentitieshavebeenauthenticatedcouldnavigatethosesystems.TheapproachcontrastswithonethatwouldrequireanInternetdriver’slicense?????10???bythegovern
5、ment.GoogleandMicrosoftareamongcompaniesthatalreadyhavethese“singlesign-on”systemsthatmakeitpossibleforusersto??11?justoncebutusemanydifferentservices.?12.theapproachwouldcreatea“walledgarden”ncyberspace,withsafe“neighborhoods”andbright“streetlights”t
6、oestablishasenseofa??13?community.Mr.Schmidtdescribeditasa“voluntaryecosystem”inwhich“individualsandorganizationscancompleteonlinetransactionswith?14?,trustingtheidentitiesofeachotherandtheidentitiesoftheinfrastructure?15?whichthetransactionruns”.Stil
7、l,theadministration’splanhas?16?privacyrightsactivists.Someapplaudtheapproach;othersareconcerned.Itseemsclearthatsuchaschemeisaninitiativepushtowardwhatwould?17?beacompulsoryInternet“drive’slicense”mentality.Theplanhasalsobeengreetedwith?18?bysomecomp
8、utersecurityexperts,whoworrythatthe“voluntaryecosystem”envisionedbyMr.SchmidtwouldstillleavemuchoftheInternet?19?.TheyarguethatallInternetusersshouldbe?20?toregisterandidentifythemselves,inthesamewaythatdriversmustbelicensedtodriveonpublicroad
