【Afterhavingmorethanafewacquaintances(相识的人)onlineitmightcomeablowtokeensocialnetworkerslikeBarackObamaorevenFacebookfounderMarkZuckerberghimself.Accordingtoaresearchtheaveragepersonhasinfacttwi】

　　Afterhavingmorethanafewacquaintances(相识的人)onlineitmightcomeablowtokeensocialnetworkerslikeBarackObamaorevenFacebookfounderMarkZuckerberghimself.

　　Accordingtoaresearchtheaveragepersonhasinfacttwiceasmanyonlinefriendsasphysicalones.Usersofsocial-networkingsiteshaveonaverage121onlinefriendsascomparedwithphysicalones.Thestudyalsoclaimsthatpeopletendtobemoreopenconfidentandhonestwiththeirvirtualfriendsthantheir“real”ones.

　　“FormostpeopletheInternetisawayofkeepingintouchwithlovedonesandfriendsbutforpeoplewhoareisolated（隔离的）duetoillnessitplaysamorevitalroleandcanoftenactasalifeline.”saysHelenOxleyapsychologistatWythenshawehospital.

　　“PeoplewithillnessesoftenrelyontheInternettofacilitate（促进）friendshipssincetheyblogandusenetworkingsitesasawayofdealingwiththeirillness.Itcanfoster（培养）asenseofsocialconnectionforthosewhofrequentlyfeelisolatedwhichisimportanttopsychologicalwell-being.”

　　Inwidersocietythewaysinwhichfriendshipsareformedarechangingwithpeoplerecognizingthattheycandevelopdeepandmeaningfulconnectionswithothersthatthey’venevermetandmaynevermeet.Aboutonein10peoplehaseithermettheirbestfriendsonlineorbelievestheycanmakelifelongfriendsontheWeb.

　　Thefindingshighlighthowsocialintroductionsarealsochanging.Onlyfivepercentwouldaskforsomeone’sphonenumberwhile23percentarenowlikelytoaskforanemailaddressorafullnamewiththeintentionofaddingthepersontotheirsocialnetwork.

　　Atthesametimehoweveraquestionnairecompletedby4427suggeststhat20percentofparentsbelievetheirchildren’seducationisaffectedbysurfingtheNet.Theythinktheirchildrenaredoingpoorlyattheschoolduetotheamountoftimetheyspendonnon-educationalwebsites.

　　32.Theunderlinedword“it”inPara1mostprobablyrefersto________.

　　A.peoplespendingtoomuchtimesurfingtheNet

　　B.peoplehavingmorevirtualfriendsthanrealones

　　C.peoplerelyingontheInternettoconnectwithfriends

　　D.peoplemakingmeaningfulconnectionswithstrangers

　　33.Wecaninferfromthetextthat______