欢迎来到天天文库
浏览记录
ID:16287078
大小:265.50 KB
页数:11页
时间:2018-08-09
《2011年考研英语二真题_黄金修订版带答案》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、黄金修订版带答案2011年考研英语(二)真题完整版SectionIUseofEnglish Directions: Readthefollowingtext.Choosethebestword(s)foreachnumberedblackandmarkA,B,CorDonANSWERSHEET1.(10points) TheInternetaffordsanonymitytoitsusers,ablessingtoprivacyandfreedomofspeech.Butthatveryanonymityisalsobehindtheexplosionofcyber-cri
2、methathas1acrosstheWeb. Canprivacybepreserved2bringingsafetyandsecuritytoaworldthatseemsincreasingly3? Lastmonth,HowardSchmidt,thenation‘scyber-czar,offeredthefederalgovernmenta4tomaketheWebasaferplace-a“voluntarytrustedidentity”systemthatwouldbethehigh-tech5ofaphysicalkey,afingerprintandap
3、hotoIDcard,allrolled6one.Thesystemmightuseasmartidentitycard,oradigitalcredential7toaspecificcomputer.andwouldauthenticateusersatarangeofonlineservices. Theideaisto8afederationofprivateonlineidentitysystems.Usercould9whichsystemtojoin,andonlyregistereduserswhoseidentitieshavebeenauthenticate
4、dcouldnavigatethosesystems.TheapproachcontrastswithonethatwouldrequireanInternetdriver‘slicense10bythegovernment. GoogleandMicrosoftareamongcompaniesthatalreadyhavethese“singlesign-on”systemsthatmakeitpossibleforusersto11justoncebutusemanydifferentservices. 12.theapproachwouldcreatea“walled
5、garden”ncyberspace,withsafe“neighborhoods”andbright“streetlights”toestablishasenseofa13community. Mr.Schmidtdescribeditasa“voluntaryecosystem”inwhich“individualsandorganizationscancompleteonlinetransactionswith14,trustingtheidentitiesofeachotherandtheidentitiesoftheinfrastructure15whichthetr
6、ansactionruns”。 Still,theadministration‘splanhas16privacyrightsactivists.Someapplaudtheapproach;othersareconcerned.Itseemsclearthatsuchaschemeisaninitiativepushtowardwhatwould17beacompulsoryInternet“drive’slicense”mentality. Theplanhasalsobeengreetedwith18bysomecomputersecurityexperts,whowo
7、rrythatthe“voluntaryecosystem”envisionedbyMr.SchmidtwouldstillleavemuchoftheInternet19.TheyarguethatallInternetusersshouldbe20toregisterandidentifythemselves,inthesamewaythatdriversmustbelicensedtodriveonpublicroads. 1.A.sweptB.skippedC.walk
此文档下载收益归作者所有