2010年05月学位英语（完形填空） - 详解版（20题）

本资料由小桨备考整理，仅供学习参考，非官方发布2010年05月学位英语（完形填空）单选题（共20题，共20分）1.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(56)A.whatB.howC.whyD.which答案：C2.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(57)A.shutdownB.openupC.getintoD.turnon答案：A3.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(58)A.butB.evenC.despiteD.since答案：A4.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(59)A.isB.areC.wasD.were答案：D5.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(60)A.getB.makeC.takeD.push答案：C6.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(61)A.asB.aboutC.forD.in答案：B7.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(62)A.avoidB.getC.benefitD.hide答案：A8.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(63)A.stayB.bestayingC.stayedD.staying答案：D9.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(64)A.difficultB.simplestC.simpleD.mostdifficult答案：B10.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(65)A.astoB.nomatterC.sothatD.because答案：C11.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(66)A.efficientB.interestingC.effectiveD.impressive答案：C12.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(67)A.ifB.whetherC.howeverD.whatever答案：B13.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(68)A.informationB.documentsC.filesD.messages答案：A14.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(69)A.letB.makeC.allowD.letting答案：D15.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(70)A.whatB.whyC.whenD.how答案：C16.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,andsoon,often69predatorsknowexactlywheretheywillbeand70.Themostinformationthatissafeisyourfirstnameandprovince.Anythingmoreisbasically71apredatorintoyourlife.Anotherbigproblemisphotos.Isuggest72skippingphotosandneverpostingaphotoofafriendonlinewithouthisorher73.Mostimportant,never,74anycircumstances,agreetoareal-lifemeetingwithanyoneyoumeetonline,75howwellyouthinkyouknowthisperson.Therearenoguaranteesthattheyhavetoldthetruth.(71)A.introducingB.invitingC.investingD.interrupting答案：B17.PartIVCloze(10%)Ofallthewebsites,onethathasattractedattentionrecentlyis.Mostofthisattentionhascomefromthemediaandtellseveryreason56thewebsiteshouldbe57.ThethreatofInternetpredators(窃掠者)isindeedatoughreality,58shuttingdownthesiteisnottheanswer.If59shutdown,anothersitewouldquickly60itsplace.Therefore,therightwayistoteachteenshowtousethesitesafelyandeducatethem61whomaybepredatorsandhowto62them.Thekeyto63safeontheInternetistomakesurethatyourprofile(个人资料)issecure.The64wayistochangetheprivacysettingonyourprofileto“private”,whichprotectsyourinformation65onlythepeopleonyourfriendlistcanviewit.Althoughthisis66,itisnotperfect.Predatorscanfindwaystoviewyourprofileiftheyreallywantto，67throughhackingin(黑客入侵)orfiguringouttheirwayontoyourfriendlist.Thus,youshouldneverposttoomuchpersonal68.Somepeopleactuallyposttheirhomeandschooladdresses,dateofbirth,