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2012考博英语模拟63(考卷)
一、阅读理解(每题2分,共40分)
SectionA
Directions:Inthissection,therearefourpassagesfollowedquestionsorunfinishedstatements,eachwithfoursuggestedanswersmarkedA,B,CandD.ChoosethebestanswerandmarkyouranswerontheANSWERSHEET.
Passage1
Questions1to5arebasedonthefollowingpassage:
OneofthemainreasonsfortheriseincybercrimeistheanonymityprovidedtheInternet.Criminalscanhidetheiridentitiesbehindfakeonlineprofilesanduseencryptiontechniquestocovertheirtracks.Thismakesitdifficultforlawenforcementagenciestocatchthem.
AnotherfactorcontributingtothegrowthofcybercrimeisthelackofawarenessamongInternetusers.ManypeoplearenotawareoftherisksassociatedwithusingtheInternetandfailtotakenecessaryprecautions.Forexample,theymayuseweakpasswordsorfallforphishingscams.
1.Whatisthemainideaofthefirstparagraph?
B.TheInternethasbothpositiveandnegativeaspects.
C.CybercrimeisaseriousproblemontheInternet.
2.WhichofthefollowingisNOTaformofcybercrime?
B.Stealingpersonalinformation.
C.Identitytheft.
D.Distributinglegalmaterials.
3.Whyisitdifficulttocatchcybercriminals?
A.Theyarehighlyskilled.
B.Theycanhidetheiridentitiesonline.
C.Theyuseencryptiontechniques.
D.Alloftheabove.
4.WhatisthelackofawarenessamongInternetusers?
A.TheyarenotawareoftherisksassociatedwithusingtheInternet.
B.Theyknowhowtoprotectthemselvesonline.
C.Theyusestrongpasswords.
D.Theycaneasilyidentifyphishingscams.
A.Improvingcybersecurity.
B.EducatingInternetusersaboutonlinesafety.
C.Strengtheninglawsandregulations.
D.Alloftheabove.
Passage2
Questions6to10arebasedonthefollowingpassage:
Climatechangeisoneofthemostpressingissuesfacingtheworldtoday.Itreferstolongtermchangesintemperature,precipitation,windpatterns,andotheraspectsoftheEarthsclimate
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