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題干：TheInternetaffordsanonymitytoitsusers,ablessingtoprivacyandfreedomofspeech.Butthatveryanonymityisalsobehindtheexplosionofcyber-crimethathas（1）acrosstheWeb.Canprivacybepreserved（2）bringingsafetyandsecuritytoaworldthatseemsincreasingly（3）?Lastmonth,HowardSchmidt,thenation’scyber-czar,offeredthefederalgovernmenta（4）tomaketheWebasaferplace—a“voluntarytrustedidentity”systemthatwouldbethehigh-tech（5）ofaphysicalkey,afingerprintandaphotoIDcard,allrolled（6）one.Thesystemmightuseasmartidentitycard,oradigitalcredential（7）toaspecificcomputer,andwouldauthenticateusersatarangeofonlineservices.Theideaisto（8）afederationofprivateonlineidentitysystems.Userscould（9）whichsystemtojoin,andonlyregistereduserswhoseidentitieshavebeenauthenticatedcouldnavigatethosesystems.TheapproachcontrastswithonethatwouldrequireanInternetdriver’slicense（10）bythegovernment.GoogleandMicrosoftareamongcompaniesthatalreadyhavethese“singlesign-on”systemsthatmakeitpossibleforusersto（11）justoncebutusemanydifferentservices.（12）,theapproachwouldcreatea“walledgarden”incyberspace,withsafe“neighborhoods”andbright“streetlights”toestablishasenseofa（13）community.Mr.Schmidtdescribeditasa“voluntaryecosystem”inwhich“individualsandorganizationscancompleteonlinetransactionswith（14）,trustingtheidentitiesofeachotherandtheidentitiesoftheinfrastructure（15）whichthetransactionruns”.Still,theadministration’splanhas（16）privacyrightsactivists.Someapplaudtheapproach;othersareconcerned.Itseemsclearthatsuchaschemeisaninitiativepushtowardwhatwould（17）beacompulsoryInternet“driver’slicense”mentality.Theplanhasalsobeengreetedwith（18）bysomecomputersecurityexperts,whoworrythatthe“voluntaryecosystem”envisionedbyMr.SchmidtwouldstillleavemuchoftheInternet（19）.TheyarguethatallInternetusersshouldbe（20）toregisterandidentifythemselves,inthesamewaythatdriversmustbelicensedtodriveonpublicroads.
題目：（5） - A 、information
- B 、interference
- C 、entertainment
- D 、equivalent
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參考答案【正確答案：D】
A. information信息；B. interference干涉； C. entertainment娛樂；D. equivalent等同物
原文a “voluntary trusted identity” system的具體內(nèi)容為：a physical key, a fingerprint and a photo ID card，根據(jù)邏輯只能選D。其他三項(xiàng)都不符合邏輯。
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