英语四级阅读题库含答案解析Word格式.docx
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英语四级阅读题库含答案解析Word格式.docx
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aretobeobserved.
AlGorecallsglobalwarmingan“inconvenienttruth,”asifmerelyrecognizingit
couldputusonapathtoasolution.Buttherealtruthisthatwedon'
tknowenough
torelieveglobalwarming,and–withoutmajortechnologicalbreakthroughs—wecan'
t
domuchaboutit.
From2003to2050,theworld'
spopulationisprojectedtogrowfrombillionto
billion,a42%increase.Ifenergyuseperpersonandtechnologyremainthesame,total
energyuseandgreenhousegasemissions(mainly,CO2)willbe42%higherin2050.but
that'
stoolow,becausesocietiesthatgrowricherusemoreenergy.Weneedeconomic
growthunlesswecondemntheworld'
spoortotheirpresentpovertyandfreezeeveryone
else‘slivingstandards.Withmodestgrowth,energyuseandgreenhouseemissionsmore
thandoubleby2050.
Nogovernmentwilladoptrigidrestrictionsoneconomicgrowthandpersonalfreedom
(limitsonelectricityusage,drivingandtravel)thatmightcutbackglobalwarming.
KyotoProtocol”Considerthethey'
re“doingsomething.showStill,politicianswantto
(京都议定书).Itallowedcountriesthatjoinedtopunishthosethatdidn'
t.Butithasn'
signatories(签字国)didntreducedCO2emissions(upabout25%since1990),andmany'
tadopttoughenoughpoliciestohittheir2008-2012targets.
Thepracticalconclusionisthatifglobalwarmingisapotentialdisaster,theonly
solutionisnewtechnology.Onlyanaggressiveresearchanddevelopmentprogrammight
findwaysofbreakingdependenceonfossilfuelsordealingwithit.
Thetroublewiththeglobalwarmingdebateisthatithasbecomeamoralproblemwhen
it'
sreallyanengineeringone.Theinconvenienttruthisthatifwedon'
tsolvethe
engineeringproblem,we'
rehelpless.
57.Whatissaidaboutglobalwarminginthefirstparagraph?
A)ItmaynotproveanenvironmentalcrisisC)Seriousstepshavebeentakentoavoid
orstopit.atall.
D)VerylittlewillbedonetobringitwideisanissuerequiringworldB)It
undermitments.
58.Accordingtotheauthor'
sunderstanding,whatisAlGore'
sviewonglobalwarming?
A)Itisarealitybothpeopleandpoliticiansareunawareof.
B)Itisaphenomenonthatcausesusmanyinconveniences.
C)Itisaproblemthatcanbesolvedonceitisrecognized.
D)Itisanareaweactuallyhavelittleknowledgeabout.
59.Greenhouseemissionswillmorethandoubleby2050becauseof_______.
A)economicgrowthC)wastefuluseofenergy
D)therapidadvancesofscienceandB)thewideninggapbetweentherichand
technologypoor60.Theauthorbelievesthat,sincethesigningoftheKyotoProtocol,________.
A)politicianshavestartedtodosomethingtobetterthesituation
B)fewnationshaveadoptedrealtoughmeasurestolimitenergyuse
C)reductionsinenergyconsumptionhavegreatlycutbackglobalwarming
D)internationalcooperationhascontributedtosolvingenvironmentalproblems
61.Whatisthemessagetheauthorintendstoconvey?
A)Globalwarmingismoreofamoralissuethanapracticalone.
B)Theultimatesolutiontoglobalwarmingliesinnewtechnology
C)Thedebateoverglobalwarmingwillleadtotechnologicalbreakthroughs.
D)Peoplehavetogiveupcertainmaterialcomfortstostopglobalwarming.
PassageTwo
Somedayastrangerwillreadyoure-mailwithoutyourpermissionorscantheWebsites
you'
vevisited.Orperhapssomeonewillcasuallyglancethroughyourcreditcardpurchase
orcellphonebillstofindoutyourshoppingpreferencesorcallinghabits.
Infact,it'
slikelysomeofthesethingshavealreadyhappenedtoyou.Whowould
watchyouwithoutyourpermission?
Itmightbeaspouse,agirlfriend,amarketingcompany,
aboss,acoporacriminal.Whoeveritis,theywillseeyouinawayyouneverintended
stcenturyequivalentofbeingcaughtnaked.—the21tobeseen
Psychologiststellusboundariesarehealthy,thatit'
simportanttorevealyourself
tofriends,familyandloversinstages,atappropriatetimes.Butfewboundariesremain.
crumbs(碎屑)youleaveeverywheremakeiteasyforstrangerstoThedigitalbread
reconstructwhoyouare,whereyouareandwhatyoulike.Insomecases,asimpleGoogle
searchcanrevealwhatyouthink.Likeitornot,increasinglyweliveinaworldwhere
yousimplecannotkeepasecret.
Thekeyquestionis:
Doesthatmatter?
WhenopinionpollsaskAmericansaboutprivacy,mostsaytheyareconcernedabout
losingit.Asurveyfoundanoverwh
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