2011考研英语二真题

《2011考研英语二真题》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、2011考研英语(二)真题及答案(完整版)SectionIUseofEnglish　　Directions：　　Readthefollowingtext.Choosethebestword(s)foreachnumberedblackandmarkA,B,CorDonANSWERSHEET1.(10points)　　TheInternetaffordsanonymitytoitsusers,ablessingtoprivacyandfreedomofspeech.Butthatveryanonymityisalsobehindtheexp

2、losionofcyber-crimethathas1acrosstheWeb.　　Canprivacybepreserved2bringingsafetyandsecuritytoaworldthatseemsincreasingly3?　　Lastmonth,HowardSchmidt,thenation’scyber-czar,offeredthefederalgovernmenta4tomaketheWebasaferplace-a“voluntarytrustedidentity”systemthatwouldbethehigh

3、-tech5ofaphysicalkey,afingerprintandaphotoIDcard,allrolled6one.Thesystemmightuseasmartidentitycard,oradigitalcredential7toaspecificcomputer.andwouldauthenticateusersatarangeofonlineservices.　　Theideaisto8afederationofprivateonlineidentitysystems.Usercould9whichsystemtojoi

4、n,andonlyregistereduserswhoseidentitieshavebeenauthenticatedcouldnavigatethosesystems.TheapproachcontrastswithonethatwouldrequireanInternetdriver’slicense10bythegovernment.　　GoogleandMicrosoftareamongcompaniesthatalreadyhavethese“singlesign-on”systemsthatmakeitpossiblefor

5、usersto11justoncebutusemanydifferentservices.　　12.theapproachwouldcreatea“walledgarden”ncyberspace,withsafe“neighborhoods”andbright“streetlights”toestablishasenseofa13community.　　Mr.Schmidtdescribeditasa“voluntaryecosystem”inwhich“individualsandorganizationscancompleteonl

6、inetransactionswith14,trustingtheidentitiesofeachotherandtheidentitiesoftheinfrastructure15whichthetransactionruns”.　　Still,theadministration’splanhas16privacyrightsactivists.Someapplaudtheapproach;othersareconcerned.Itseemsclearthatsuchaschemeisaninitiativepushtowardwhat

7、would17beacompulsoryInternet“drive’slicense”mentality.　　Theplanhasalsobeengreetedwith18bysomecomputersecurityexperts,whoworrythatthe“voluntaryecosystem”envisionedbyMr.SchmidtwouldstillleavemuchoftheInternet19.TheyarguethatallInternetusersshouldbe20toregisterandidentifythe

8、mselves,inthesamewaythatdriversmustbelicensedtodriveonpublicroads.　　1.A.sweptB.skippedC.walkedD.