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1、科普知识类第一部分五年高考题荟萃Passage1(09·上海C篇)“Getyourhandsoffme,Ihavebeenstolen,”thelaptop,aportablecomputer,shouted.Thatisanewsolutiontolaptopcomputertheft:aprogramthatletsownersgivetheirpropertyavoicewhenithasbeentaken.Theprogramallowsuserstodisplayalertsonthemissingcomputer’sscreenandevento
2、setaspokenmessage.Trackingsoftwareforstolenlaptopshasbeenonthemarketforsometime,butthisisthoughttobethefirstthatallowsownerstogivethethiefapieceoftheirmind.Ownersmustreporttheirlaptopmissingbyvisitingawebsite,whichsendsamessagetothemodel:aredandyellow“lostorstolen”signappearsonitss
3、creenwhenitisstarted.Underthelatestversion（版本）ofthesoftware,userscanalsosendaspokenmessage.Themessagecanbesettoreappearevery30seconds,nomatterhowmanytimesthethiefclosesit.”Onecustomersentamessagesaying,’Youarebeingtracked.Iamrightatyourdoor’,”saidCarrieHafeman,chiefexecutiveoftheco
4、mpanywhichproducestheprogram,Retriever.Inthelatestversion,peoplecanaddaspokenmessage.Forexample,thelaptop’sspeakerswillsay:“Help,thislaptopisreportedlostorstolen.Ifyouarenotmyowner,reportmenow.”TheRetrieversoftwarepackage,whichcosts$29.95buthasafreetrialperiod,hasthefunctionsofmany
5、securitysoftwareprograms.Ownerscanremotelyswitchtoanalternativepasswordiftheyfearthatthethiefhasalsogotholdoftheaccessdetails.Ifathiefaccessestheinternetwiththestolenlaptop,Retrieverwillcollectinformationontheinternetserviceproviderinuse,sothatthepolicecanbealertedtoitslocation.Tho
6、usandsoflaptopsarestoleneveryyearformhomesandoffices,butwiththeuseoflaptopsincreasing,thenumberstolenwhiletheirownersareoutandabouthasbeenrisingsharply.Othersecuritysoftwareallowsuserstoerasedataremotelyorlockdownthecomputer.72.Theexpression“togivethethiefapieceoftheirmind“canbeund
7、erstoodas“_______”A.togivethethiefanalertmindB.toexpresstheowners’angertothethiefC.toremindthethiefofthisconscienceD.tomakethethiefgiveuphismind73.Differentfromothersecuritysoftware,Retrievercan.A.recordthestealingprocessB.helprecognizethelostlaptopC.lockdownthecomputerremotelyD.se
8、ndaspokenmessage74.Onefunc
