大学英语六级考试.docx
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大学英语六级考试
大学英语六级考试(CET6)
(恩波英语研究所命题)
COLLEGEENGLISHTEST
—BandSix—
试题册
(125分钟)
恩波英语模考试卷-
PartⅠWriting(30minutes)
注意:
此部分试题在答题卡1上。
PartⅡReadingComprehension(SkimmingandScanning)(15minutes)
Directions:
Inthispart,youwillhave15minutestogooverthepassagequicklyandanswerthequestions.Forquestions1-7,choosethebestanswerfromthefourchoicesmarkedA),B),C)andD).Forquestions8-10,completethesentenceswiththeinformationgiveninthepassage.
JustTooLoud
TedRueterisn’tjokingaboutpossiblymovingtoNewZealand.Andifhedoesgo,itwon’tbetherageortheexpenseoflivingintheU.S.thatdriveshimaway.Itwillbetheleafblowers.Americansnowownmorethan90millionoftheevilthings,hesays,eachofthemmakingthejoboflawnclearingmucheasier—andmuch,muchlouder.Rueter,aprofessoratUCLAwhoisheadoftheadvocacygroupNoiseFreeAmerica,alreadyfledLosAngelestogetawayfromtheleaf-blowerbother,onlytomovetoNewOrleansandfindtheproblemjustasbadthere.“Everywherehasturnedintoleaf-blowerhell,”hesays.
It’snotjusttheblowersthataredrivingRueterdaft.It’stheboomcars—thosehigh-decibel(高分贝),low-frequencyspeakersonwheelsthatcauseyourwindshieldtobuzzandyoureardrumstopulsewhentheypullupnexttoyouatastoplight.It’sthecaralarmstoo,aswellasthebarkingdogsandthebanginggarbagetrucksandthescreamingairplanesandtheroaringhighways.It’stheexplosionofambient(周围的)noisethatseemstobeeverywhere,costingmoreandmorepeoplenotonlytheirsleepandtheirsanitybutincreasinglytheirhearingandhealthaswell.
AccordingtotheNationalInstitutesofHealth,morethan10millionAmericansalreadysuffersomepermanentnoise-inducedhearingloss.Theyreportthatsome30millionareexposedtodailynoiselevelsthatwilleventuallyreducetheirabilitytohear.Oneineightchildrenbetweentheagesof6and19alreadyhavesomedegreeofhearingloss,andadultswhoaregoingdeafaredoingsoearlierandearlier.“Thegreatestincreaseinnoise-relatedhearinglossoccursforpeople45to64yearsold,”saysDr.JamesBattey,directoroftheNationalInstituteonDeafness.“Thisisalmost20yearsyoungerthanwewouldexpect.”
Andit’snotjustourearsthenoiseishurting.Ittakessoundsinexcessof85db(decibel的缩写)todamagehearing,butnoiseatlessthan75dbmaybelinkedtohypertension,andthatatjust65dbleadstostress,heartdamageanddepression.Thinkthenoiseinyourenvironmentdoesn’trisetothatlevel?
Thinkagain.Aringingtelephonecanreach80db;ahairdryerhits90db;anambulancesirencantopoutat120db.“Noisepollutionistrulyapublichealththreat,”saysRepresentativeNitaLoweyofNewYork,whohasreintroducedabillinCongresstoturndownthevolume.“It’scritical,”shesays,“thatweworktodiminishtheimpactnoisehasonourcommunities.”
TheboomingofAmericahasmanycauses.Populationgrowthincitycenters,lossofrurallandtosuburbansprawl,andthesearingnumberandsizeofcarsonthehighwaysallplayarole.Sotoodoestheentertainmentindustry,withWalkmans,Podsandsurround-soundtheaterspouringnoiseintoconsumers’ears.Evensportsstadiums,alwaysnoisyplaces,havegotlouderasearsplittingcommercialsfillthecomparativelyquietinterludesthatusedtoprevailduringpausesintheaction.
Whatevertherootsoftheproblem,thenoiseisnoweverywhere—andtheworkplacemaybetheworstplaceofall.Atleast20%ofU.S.workersdotheirjobsinenvironmentsthatcouldendangertheirhearing,accordingtoNIOSH.TheU.S.governmentestimatesthatmorethan90%ofcoalminerssufferhearingimpairmentbyage50.Evenfarmsarenotexceptional:
accordingtotheNewYorkCenterforAgriculturalMedicineandHealth,astaggering75%offarmersnowexhibitsomehearingimpairment,mostlyasaresultofnoisyequipment.“Hearinglossisoneofthemostcommonworkplaceconditions,”saysaudiologistTedMadison.
Forkids,theracketstartsinthecradle.Asqueakytoyheldclosetotheear—whichispreciselywherebabiesmayputthem—canreach94db.Atoyxylophone(木琴)canringinat92db.Andsincebabies’earcanalsaresosmall,asoundthatgetsinthemmayknockaroundharderthanitdoesinanadult’searsanddocomparablymoredamage.
Noisecanbecontrolledtoanextent,dependingonthesource.Someofthebiggestsourcesofambientnoisearehighwaysandroads,butthecauseislesshonking(使鸣响)hornsorgunningengines—thoughthoseplayarole—thantireshittingpavement.Flexiblerubbermakingcontactwithasphalt(沥青)doesn’tseemasifitwouldproducealotofnoisebutinfactitdoes.Asanyspotonthetirestrikesthehighway,ithitswiththetrunkofalittlerubberhammer.Also,thepatchoftirethatsincontactwiththegroundatanyinstant—t