绝密★启用前英语(二)(科目代码:204)☆考生注意事项☆1.答题前,考生须在试题册指定位置上填写考生编号和考生姓名;在答题卡指定位置上填写报考单位、考生姓名和考生编号,并涂写考生编号信息点。2.考生须把试题册上的“试卷条形码”粘贴条取下,粘贴在答题卡的“试卷条形码粘贴位置”框中。不按规定粘贴条形码而影响评卷结果的,责任由考生自负。3.选择题的答案必须涂写在答题卡相应题号的选项上,非选择题的答案必须书写在答题卡指定位置的边框区域内。超出答题区域书写的答案无效;在草稿纸、试题册上答题无效。4.填(书)写部分必须使用黑色字迹签字笔书写,字迹工整、笔迹清楚;涂写部分必须使用2B铅笔填涂。5.考试结束,将答题卡和试题册按规定交回。(以下信息考生必须认真填写)考生编号考生姓名2011年全国硕士研究生招生考试关注公众号【考研题库】保存更多高清资料2011年全国硕士研究生入学统一考试英语(二)试题SectionIUseofEnglishDirections:Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmarkA,B,CorDonANSWERSHEET1.(10points)TheInternetaffordsanonymitytoitsusers,ablessingtoprivacyandfreedomofspeech.Butthatveryanonymityisalsobehindtheexplosionofcyber-crimethathas1acrosstheWeb.Canprivacybepreserved2bringingsafetyandsecuritytoaworldthatseemsincreasingly3?Lastmonth,HowardSchmidt,thenation'scyber-czar,offeredthefederalgovernmenta4tomaketheWebasaferplace-a"voluntarytrustedidentity"systemthatwouldbethehigh-tech5ofaphysicalkey,afingerprintandaphotoIDcard,allrolled6one.Thesystemmightuseasmartidentitycard,oradigitalcredential7toaspecificcomputer,andwouldauthenticateusersatarangeofonlineservices.Theideaisto8afederationofprivateonlineidentitysystems.Userscould9whichsystemtojoin,andonlyregistereduserswhoseidentitieshavebeenauthenticatedcouldnavigatethosesystems.TheapproachcontrastswithonethatwouldrequireanInternetdriver'slicense10bythegovernment.GoogleandMicrosoftareamongcompaniesthatalreadyhavethese"singlesignon"systemsthatmakeitpossibleforusersto11justoncebutusemanydifferentservices.12,theapproachwouldcreatea"walledgarden"incyberspace,withsafe"neighborhoods"andbright"streetlights"toestablishasenseofa13commu...