考研英语二真题与答案解析.pdf

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2011年研究生入学考试英语二真题

SectionIUseofEnglish

Directions：Readthefollowingtext.Choosethebestword(s)foreachnumberedblack

andmarkA,B,CorDonANSWERSHEET1.(10points)

—aboontoprivacyandfreedom

ofspeech.Butthatveryanonymityisalsobehindtheexplosionofcybercrimethat

has1acrosstheWeb.

Canprivacybepreserved2bringingasemblanceofsafetyandsecuritytoaworld

thatseemsincreasingly3?

Lastmonth,HowardSchmidt,thenation’scyberczar,offeredtheObamagovernment

a4tomaketheWebasaferplace—avoluntaryidentify“”systemthatwouldbe

thehigh-tech5ofaphysicalkey,fingerprintandaphotoIDcard,all

rolled6one.Thesystemmightuseasmartidentitycard,oradigital

credential7toaspecificcomputer,andwouldauthenticateusersatarangeof

onlineservices.

Theideaisto8afederationofprivateonlineidentifysystems.Users

could9whichsystemtojoin,andonlyregistereduserswhoseidentitieshave

beenauthenticatedcouldnavigatethosesystems.Theapproachcontrastswithone

thatwouldrequireanInternetdriver’slicense10bythegovernment.

GoogleandMicrosoftareamongcompaniesthatalreadyhavesign-on”systemsthat

makeitpossibleforusersto11justoncebutusemanydifferentservices.

12,theapproachwouldcreateawalledgarden“”insafe