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