【英语四级题目Thinkbeforeyoupost.Youmightnotbeawareofhowmuchinformationyouare___47_____.ThatisthemessagefromthefoundersofPleaseRobeMe,awebsitelaunchedlastweekthat___48____justhoweasyitistorobpeopleblindon】

　　英语四级题目

　　Thinkbeforeyoupost.Youmightnotbeawareof

　　howmuchinformationyouare___47_____.Thatisthemessagefromthefoundersof

　　PleaseRobeMe,awebsitelaunchedlastweekthat___48____justhoweasyitis

　　torobpeopleblindonthebasisoftheinformationtheyarepostingontheweb.

　　ThesiteusesstreamofdatafromFoursquare,a(an)___49____popular

　　location-basedsocialnetworkthatisbasedonagame-likepremise.Playersuse

　　smartphonesorlaptopsto“checkin”toalocation,___50___theirpositionon

　　amapforfriendsusingtheservicetosee.Themoreoftenyoucheckin,the

　　betteryourchancesofbeingdeclaredthemayorofa___51____location,beita

　　restaurant,bar,office,orevenyourownhome.

　　Theproblemcomeswhenusersalsopostthese

　　locationstoTwitter,saysBoyvanAmstel,oneofhefoundersofPleaseRobMe.

　　Thentheinformationbecomes___52____available,makingitpossiblefora

　　robbertokeepaclosewatchonwhenyousayyouareinyourhomeornot.

　　SohowcanyoukeepyourselfoffPleaseRobMeand,

　　moreimportant,keepyourhomeoutofthepolicenotebook?Alittleforesight

　　goesalongway,siteslikeFoursquareanditscompetitorsdon’tpostyour

　　locationunlessyougiveittothem,norisitpostedtoTwitterwithoutyour

　　___53___.It’salwaysuptotheuserto___54____whattopost.Areyougoingto

　　getrobbedbecauseyouareoversharing?It’s___55____.ButPleaseRobMeshows

　　thatsometimesalittle___56____onlinecangoalongway.

　　A)illustratesB)likelyC)publiclyD)particularE)

　　decide

　　F)excessivelyG)realizeH)cautionI)typicalJ)

　　increasingly

　　K)revealingL)unlikelyM)meansN)consentO)

　　recording