文档介绍：附:2011年全国硕士研究生入学统一考试英语(二)试卷2011年全国硕士研究生入学统一考试英语(二)试卷SectionIUseofEnglishDirections:(s)foreachnumberedblankandmarkA,B,CorDanANSWERSHEET1.(10points)"affordsanonymitytoitsusers—?Lastmonth,HowardSchmidt,thenation’scyberczar,offeredtheOsamagovernmenta4tomaketheWebasaferplace—a“voluntaryidentify”systemthatwouldbethehigh-tech5ofaphysicalkey,fingerprintandaphotoIDcard,,puter,,’-on”,theapproachwouldcreatea“walledgarden”insafe“neighborhoods”andbright“streetlights”“voluntaryecosystem”ransactionswith14,trustingtheidentitiesoftheinfrastructurethatthetransactionruns15.'"Still,theadministration’;”,whoworrythatthe“voluntaryecosystem”, promise