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1、WORD格式整理2010年6月大学英语四级真题Questions47to56arebasedonthefollowingpassage.Whenwethinkofgreenbuildings,wetendtothinkofnewones–thekindofhigh-tech,solar-paneledmasterpiecesthatmakethecoversofarchitecturemagazines.ButtheU.S.hasmorethan100millionexistinghomes,anditwouldbe47.G）incrediblywastefultotearthemalldow
2、nand48.K）replacethemwithgreenerversions.Anenormousamountofenergyandresourceswentintotheconstructionofthosehouses.Anditwouldtakeanaverageof65yearsforthe49.J）reducedcarbonemissionsfromanewenergy-efficienthometomakeupfortheresourceslostbydestroyinganoldone.Sointhebroadest50.L）sense,thegreenesthomeisthe
3、onethathasalreadybeenbuilt.Butatthesametime,nearlyhalfofU.S.carbonemissionscomefromheating,coolingand51.H）poweringourhomes,officesandotherbuildings."Youcan'tdealwithclimatechangewithoutdealingwithexistingbuildings,"saysRichardMoe,thepresidentoftheNationalTrust.Withsome52.D）exceptions,theoldesthomest
4、endtobetheleastenergy-efficient.Housesbuiltbefore1939useabout50%moreenergypersquarefootthanthosebuiltafter2000,mainlyduetothetinycracksandgapsthat53.E）expandovertimeandletinmoreoutsideair.Fortunately,therearea54.O）vastnumberofrelativelysimplechangesthatcangreenolderhomes,from55.F）historiconeslikeLin
5、coln'sCottagetoyourownpostwarhome.Andefficiencyupgrades(升级)cansavemorethanjusttheearth;theycanhelp56.I）protectpropertyownersfromrisingpowercosts.注意：此部分试题请在答题卡2上作答。A)accommodationsB)clumsyC)doubtfulD)exceptionsE)expandF)historicG)incrediblyH)poweringI)protectJ)reducedK)replaceL)senseM)shiftedN)supply
6、ingO)vast2011年6月大学英语四级真题Questions47to56arebasedonthefollowingpassage.Thepopularnotionthatolderpeopleneedlesssleepthanyoungeradultsisamyth,scientistssaidyesterday.Whileelderlypeople47N）tendtosleepforfewerhoursthantheydidwhentheywereyounger,thishasa(n)48L）negativeeffectontheirbrain'sperformanceandthey
7、wouldbenefitfromgettingmore,accordingtoresearch.SeanDrummond,a.psychiatrist(心理医生)attheUniversityofCalifornia,SanDiego,saidolder专业知识分享WORD格式整理peoplearemorelikelytosufferfrombrokensleep,whileyoungerpeop
