2022-2023年山東省淄博市大學(xué)英語6級大學(xué)英語六級重點(diǎn)匯總（含答案）學(xué)校:________班級:________姓名:________考號:________

一、2.ReadingComprehension(SkimmingandScanning)(20題)1.

Thanksto______,waterbeyond100℃couldnotboil.

2.Whatdidtheresearchersdotoparticipantsintheexperiments?

A.Theyputonamagicperformancetotheparticipants.

B.Theydivertedtheparticipants'attentionanddisruptedtheirchoosing.

C.Theychangedthethingsparticipantschosewithouttheirnoticing.

D.Theyaddedconfusiontothetwooptionstheparticipantsfaced.

3.Ingeneral,whenitcomestotheissueofpopsingers'ethics,averagelistenersare

4.PartⅡReadingComprehension(SkimmingandScanning)

Directions:Inthispart,youwillhave15minutestogooverthepassagequicklyandanswerthequestionsonAnswerSheet1.Forquestions1-7,choosethebestanswerfromthefourchoicesmarkedA),B),C)andD).Forquestions8-10,completethesentenceswiththeinformationgiveninthepassage.

SoNearandYetSoFar

Inmanyexaminations,90%isanexcellentscore,deservingaprizeandahandshakefromtheheadmaster.InGenevathisweek,onlyfullmarkswoulddo,andtheworld'stradeministersfailed.Nomatterthattheycameclosertoadealthananyoneshouldhaveexpected.Nomatterthattheystuckatitforninedaysandseveralnights,inthelongestministerialmeetinginthehistoryoftheWorldTradeOrganization(WTO).Nomatter,too,thatthistimetheypartedinstunneddisbelief,headsshaking,ratherthaninacrimony(刻薄),quarrelandspite,asatCancunin2003.Theymanaged"convergence"on18ofthe20topicssetbeforethembyPascalLamy,theWTO'sdirector-general,buttheystumbledonthe19th,adeviceforprotectingfarmersindevelopingcountriesagainstsurgesinimports.Theyneverreachedthe20th,cotton.Failed.

YoucanconstructaplausibleargumentthatthecollapseofyetanothersetoftalksontheDoharound,whichisnowcominguptosevenyearsold,isoflittleimportance.Whiletheworld'stradeministershavealternatedbetweentalkingandnottalkingtooneanotheraboutDoha,theworld'sbusinesspeoplehavecarriedonregardless:thegrowthofglobalcommercehasoutstrippedthehitherto(到前為止)healthypaceofglobalGDP.Developingcountriesinparticularhavecontinuedtoopenuptoimportsandforeigninvestment.YoumightsaythatnotmuchwasonofferinGenevaanyway:onestudyputtheeventualbenefitsatmaybe$70billion,adropintheoceanoftheworld'sGDP.Globalstockmarkets,withsomuchelseontheirminds,eitherdidn'tnoticeordidn'tcare.OnJuly29th,thedaythetalksbrokeup,theS&P500indexroseby2.3%.

Plausible,butwrong.Forastart,thelowishestimatesoftheeconomicbenefitsoftheroundmissouttwothings.Oneisthevalueoftheunpredictabledynamicbenefitsofmoreopenmarkets.Accesstomorecustomersallowsexporterstoexploiteconomiesofscale.Competitionencouragesnotonlyspecialization,theclassicresultofmoreopentrade,butalsoincreasedproductivity.Theotheriswhatyoumightcallthe"optionvalue"oftheDoharound.TheWTOinhabitsasortofparalleluniverseinwhichcountriesnegotiatenotonwhattariffsandsubsidieswillactuallybe,butonmaximum(or"bound")ratesandamounts.Althoughmanycountrieshavecuttariffsandfarm.subsidies--ifonly,inthelattercase,becauseofrisingfoodprices--toofewhaveturnedthesecutsintocommitments.Tighterbindingwouldcramptheirabilitytoturnbacktoprotection.ItwouldhavemadeupthebulkofaDohadeal.

Doyoucareaboutthebeansorthebeings?

Alsoonofferwerebenefitsthatareeasiertovisualize.Somecutsinboundtariffswouldhavebittenintoactualrates.Therewouldhavebeenmuchless"tariffescalation(增加)"--anastypractice,bywhichhighertariffsareleviedonsuccessivestagesofproduction.Rawcoffeebeansmaybetariff-free,butroastedbeansincurahigherlevy,andsoonastheyareground,gettingridofcaffeineandsoforth.Moveupthevaluechain,andyoupay.Somedevelopingcountries--inLatinAmerica,especiallyBrazil,andinAfricatoo--areseethingthatadealslippedaway.

Givenallthis,theinabilityofministerstoagree,havingcomesoclose,seemsunfathomable(難解).Beliefisallthemorebeggaredwhenyoulookatthewiderworld.Theglobalecono

A.ninedaysB.tendaysC.eighteendaysD.twentydays

5.Studiesofhuman'seatingfishwithPCBshavefoundthat______.

6.

ThethreearrestedinSudanwereregardedas______bylocalauthorities.

7.

Wheretwocolorsmeet,youdon'thavetowaituntilthefirstcolordriesbeforereturningtoapplythesecondcolor.

A.YB.NC.NG

8.

Antipollutionlegislationshavebeenenactedthankstothecontinuedpressurefrom______.

A.grass-rootsorganizations

B.individualactivism

C.environmentalists

D.environmentalregulation

9.

SomepeoplethoughtthatNASAactedouttheApolloprograminmoviestudiospartiallybecausethepicturestransmittedfromthemoondonotinclude______.

10.OnlyasmallpercentageofAmerica'shighschoolseniorsplantomajorinengineeringatcollege.

11.

Thewarmestyearonrecordoccurredin199

A.YB.NC.NG

12.

EveryCanadianuses______acre(s)atpresent.

13.Abirdflu,amassiveearthquake,amonsterstormandaterroristattackareallthreatstomajorcitiesintheU.S.

14.Inadigitalcablesystem,ifthereisnokeytodecodethesignal,then,wewillonlysee______.

15.

Intranslatinglifeintoanimage,televisionis______life.

A.recordingB.imitatingC.creatingD.falsifying

16.

AccordingtoscientistsattheU.S.NationalSnowandIceDataCenter.withinabout60years,therewillbe______ontheArcticOcean.

17.WhatdoesthechairmanofVodafoneJohnBondthinkofbanks?

A.Theycanhardlygetprofitoutofsmallpayments.

B.Theymaydisappearinthenearfuturejustlikecash.

C.TheyhavegreatlychangedvillagelifeinAfrica.

D.Theyholdaprimaryroleinthemoney-transferbusiness.

18.ZedaRosenberghasanassumptionthatthelatestmicrobicidesdon'tcausemanysideeffectsbyreasonthatthebodysystem______.

19.

Eatingfishandwalnutsmayhelpkeepourspiritsup,becausetheycontains______.

20.

Onereasonwhycollegesincreasetuitionandfeesisthatthestatesupportisshrinking.

A.YB.NC.NG

二、3.ListeningComprehension(20題)21.(33)

A.Becausewemightbeofferedadishofinsects.

B.Becausenothingbutfreshlycookedinsectsareserved

C.Becausesomeyuppiesliketohorrifyguestswithinsectsasfood.

D.Becausewemightmeetmanysuccessfulexecutivesinthemediaindustry.

22.

【B8】

23.(34)

A.Becausefarmersuselessinsecticidesnow.

B.Becausefarmershavebeenusinginsecticidesformanyyears.

C.Becauseinsectsusethemechanismsagainstplantstofightinsecticides.

D.Becauseinsectshavebeeneatingplantsformanymillionyears.

24.聽力原文：Livingthingstakefromtheirenvironmentandgivebacktotheirenvironment.Inotherwords,livingthingsandtheirenvironmentareinterdependent.Livingthingstakematter

andenergyfromtheenvironment,andreturnmatterandenergytotheenvironment.Forinstance,animalsfeedonplants,oronotheranimals.Andtheyreturnmaterialstotheenvironment.Thisinteractiongoesoncontinually.

Manalsoisinactivegive-and-takerelationswithhisenvironment.However,thereisonewayinwhichmanisdifferent.Otherlivingthingsdonotchangetheirenvironmentthewaymandoes.Manisnotonlyadaptedtotheenvironment.Heahemhisenvironmentinothercomplexways.

Howisitthatmancanalterhisenvironment,asnootherlivingthingcan?Itisbecauseofhisbrain.Withhisbrain,manlearns.

Man'sbrainmakesitpossibleforhimtorecordwhathelearns.Heputshisrecordsinwords,inpictures,insounds.Inthiswaymancanpassonwhathelearnstoothermen.

(30)

A.Theyhavenothingtodowitheachother.

B.Theyhavesomethingtodowitheachother.

C.Theyhelpeachotherin'away.

D.Theydependoneachother.

25.

【B4】

26.(15)

A.Heshouldtryabetterandconvenientway.

B.Heshouldgiveuplookingforthebook.

C.Heshouldaskthelibrarianforhelp.

D.Heshouldtrytheshelvesdownstairs.

27.

【B3】

28.

【B7】

29.SectionB

Directions:Inthissection,youwillhear3shortpassages.Attheendofeachpassage,youwillhearsomequestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA,B,CandD.

聽力原文：Awisemanoncesaidthattheonlythingnecessarytowinoverevilisforgoodmentodonothing.So,asapoliceofficer,Iwanttosaysomethingstogoodpeople.

Myjobasapoliceofficeristoimposeresponsibilityonpeoplewhorefuse,orhaveneverlearnedtoimposeitonthemselves.Butaseverypolicemanknows,externalcontrolsonpeople'sbehavior.arefarlesseffectivethaninternalrestraintssuchasguilt,shameandembarrassment.

Yet,moreandmore,especiallyinourlargercitiesandsuburbs,theseinnerrestraintsareloosening.Yourtypicalrobberhasnone.Heconsidersyourpropertyhisproperty;hetakeswhathewants,includingyourlife.

Themaincauseofthisbreakdownisachangeinattitudes.Thirtyyearsago,ifacrimewascommitted,societywasconsideredthevictim.Butnow,it'sthecriminalwhoisconsideredvictimized:bytheschoolthatdidn'tteachhimtoread,bythechurchthatfailedtoreachhim,bytheparentswhodidn'tprovideastablehome.

Idon'tbelieveit.Manyothersinequallydisadvantagedcircumstanceschoosenottoengageincriminalactivities.Ifwefreethecriminal,evenpartly,fromresponsibility,webecomeasocietyofendlessexcuseswherethereisnoonewhoacceptsresponsibilityforanything.

WeinAmericadesperatelyneedmorepeoplewhobelievethatthepersonwhocommitsacrimeistheoneresponsibleforit.

(27)

A.It'sunnecessaryforgoodpeopletodoanythinginfaceofevil.

B.It'scertainthatevilwillprevailifgoodmendonothingaboutit.

C.It'sonlynaturalforvirtuetodefeatevil.

D.It'sdesirableforgoodmentokeepawayfromevil.

30.(17)

A.Onlyholdoneparty.

B.Keepthepartysmall.

C.Keepthepartyasecret.

D.Arrangethepartyonlybytheytwo.

31.(45)

32.

【B6】

33.

【B2】

34.(36)

A.Itwouldmaketheworkdaylonger.

B.Itwouldallowpeopletoworkontheweekend.

C.Itwouldmakeleisureactivitiesexpensive.

D.Itwouldcreatemuchmorefreetime.

35.(32)

A.Banksshouldintroducehigherratesforsavingsaccountstoattractcustomers.

B.Peopleofallagesareeagertoreceivesomethingfornothing.

C.TVadvertisementsaremoreeffectivethanadvertisementsinnewspapersandjournals.

D.Toadvertiseforabankisquiteatoughjob.

36.聽力原文：M:I'mreallysorrymyarticledidn'tmakethedeadline.Iguessthatheldupeverything,huh?

W:Well,um,notexactly.ButIwouldn'tlook[oritinthismonth'snewsletter.

Q:Whatistheprobablerelationshipbetweenthetwospeakers?

(14)

A.Supervisorandstudent.

B.Colleagues.

C.Editorandcontributor.

D.Customerandtypist.

37.聽力原文：Smokingisevenmoredangerousthanpreviouslybelieved,accordingtoamajorreviewofmedicaldatabytheWorldHealthOrganization'scanceragency.TheInternationalAgencyforResearchonCancer(IARC)alsopublishedthefirstevidencetolinksecondhandsmokewithincreasedriskofcancer.

Theagencyconvened29scientistsfrom12countriestoreviewallsignificantpublishedresearchonbothactiveandpassivesmoking.Theystateexplicitlythatevenanaveragedegreeofpassiveexposuretotobaccoproductscancauselungcancerinpeoplewhohaveneversmoked."It'sbeensuspectedforalongtime,"saidProfessorRichardDoll,oneofthereport'sauthors,"butthisisthefirsttimewe'vehadaclearscientificconsensussayingit'sdefinitelyacause."Fiftyyearsago,ProfessorDollwasajointauthorofthefirstpublishedpapertosuggestalinkbetweentobaccoandlungcancer.

Theagency'sreportalsoimplicatestobaccoinfivecancersitesnotpreviouslyshowntobeassociatedwithsmoking—thestomach,liver,uterinecervix,kidney(renalcellcarcinoma),andmyeloidleukaemia."Theadditionalrisktothesesitesfromsmokingvariesfromabout30%todouble,"saidProfessorDoll."Somewerepreviouslysuspected,butthisisthefirsttimethereissolidevidence."

Cancersnormallylinkedtohormonalcausesseemtobeunaffectedbysmoking.Inparticular,theagency'sworkinggrouprejectedsuggestionsthatpassivesmokingcancausebreastcancer.Theagencywasunabletoprovideadefinitiveanswer,however,tothequestionofwhetherpassivesmokebychildreninthehomeislinkedtochildhoodcancers.

(30)

A.Theypublishedscientificevidencetodeterminesecondhandsmokeasacauseofcancer.

B.Theydeniedthesuspicionthatsecondhandsmokemaycausecancer.

C.Theydiscoveredallthecausesofcancer.

D.Theyagreedthatmoderatesmokewon'tcausecancer.

38.聽力原文：M：IwasshockedwhenIheardyou'dfinishedyourresearchprojectawholemonthago．

W：HowImanagedtodoitisstillamysterytome．

Q：Whatdoesthewomanmean?

(17)

A.She'snotsurehowshehadfinisheditsoearly.

B.Shewasn'tabletomanagetheprojectwell.

C.She'snotsurehowtosolvethemystery.

D.Shedidn'tthinkitwasshocking.

39.聽力原文：Fullfacetransplantarenolongersciencefictionfantasy,aleadingsurgeonhassaid,addingthattheyaretechnicallyfeasiblebutmorallycomplex.PeterButlerfromLondon'sRoyalFreeHospitalcalledforadebateonthemoralityof(29)suchanoperationmadepossiblebynewdrugswhichstopthebody'simmunesystemrejectingatransplantedface.(30)"Itisnot'canwedoit?'but'shouldwedoit?',"hetoldtheBBC."Thetechnicalpartisnotcomplex,butIdon'tthinkthat'sgoingtobetheverygreatdifficulty...Themoraldebateisobviouslygoingtohavetotakeplacebeforethefirstfacialtransplantation."

TheBritishAssociationofPlasticSurgeonswilldiscussthemicrosurgicalprocedure,whichcouldgivenewskin,bone,nose,chin,lipsandearsfromdiseaseddonors(31)topatientsdisfiguredbyaccidents,burnsorcancer.Butsurgeonscouldhavetroublefindingenoughwillingdonors.(32)Butlersaidhissurveyofdoctors,nursesandmembersofthepublicshowedmostwouldacceptafacetransplantbutfewwerewillingtodonatetheirownafterdying.

Despiteanumberofmoralconcerns,ChristinePiff,whofoundedthecharityLet'sFaceItaftersufferingararefacialcancer25yearsago,welcomedthepossibilityoffacetransplants.Sherejectedtheideathattheprocedurewouldmeanpeoplewouldenduplivingwithadeadperson'sface."Therearesomanypeoplewithoutfaces,Ihavehalfaface...butweallsomuchmorethanjustaface...youdon'ttakeontheirpersonality.Youarestillyou,"shetoldreporters."Ifwecandonateotherorgansofthebody,thenwhynottheface?Ican'tseeanythingwrongwithit."

(33)

A.Newdrugs.

B.Advancedequipment.

C.Skillfulsurgeons.

D.Settleddebate.

40.

【B10】

三、4.ReadingComprehension(ReadinginDepth)(20題)41.

Accordingtothepassage,the"hierarchical"theoryofgalaxyformationsuggeststhatbig,brightgalaxiesformedas______.

42.

WecanassumefromthepassagethatMikeDeWine______.

A.ishappytosupportBushwithallhismight

B.istoobusytojointhecampaigninhishomestate

C.isanimportantcandidateforthecomingelection

D.istooshytostandinfrontofthejournalists

43.

Whatdoestheterm"behavior"inthesecondparagraphespeciallyrefertointhispassage?

A.Itreferstoobservableandphysicalmovementsandacts.

B.Itreferstothepartoflanguagebehavior.thatinvolvesunderstandingorinterpretation.

C.Ifreferstoboththeovertandtheunobservablelanguagebehaviorsincommunicating.

D.Ifreferstoactsofspeakingandwriting.

44.

WhatdoesthereportfromNRCindicate?

A.Theearthwillbecomewarmer.

B.ItissomewhatsuspiciousofMichaelMann'sassertion.

C.Theearthreachesthehighesttemperatureinthehistory.

D.Theproxymeasurementsarereliable.

45.

InParagraph4,theword"Rusken"mostprobablymeans______.

A.atrafficpolicewhodirectsthetraffic

B.abadexampletogiveacaution

C.onepersonwhobreaksthetrafficregulations

D.thedriverlovedbythepassengers

46.

WhatisaproblemofSanguines?

A.Othersmaynottrustthem.

B.Theydon'tlistentoother'sopinions.

C.Theycouragetotakechances.

D.Theyoftencomplains.

47.

Itcanbeseenthatlargedosesofmultivitamins______.

A.maybringaboutserioussideeffects

B.mayhelppreventexcessivebleeding

C.arelikelytoinducetheblockageofarteries

D.areadvisableforthosewithvitamindeficiencies

48.

【C7】

49.SectionB

Directions:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoice.

Thescariestpartofbuyingausedcarisnotbeingcompletelysureofwhatconditionit'sin.Acarthat'sbeeninamajoraccidentisalwaysabiggerrisk,butsellersoftentrytohidethisinformation.AndrewBleakley,evaluator-inspector,runsamobilevehicleinspectionserviceinMontreal.Forabout$80hewillperform.afull,unbiasedinspectiononausedvehicle.Inhistenyearsasaprofessionalinspector,Bleakleyhasseenalot.Hewarns,"Watchoutfordealersdemonstratingvehicleswhichareused,notnew.Theymayhavebeeninacollision."HeaddsthatitisnotuncommoninOntarioandQuebecespeciallyforunscrupuloussellerstotollbacktheodometerortoevendisengageit.Bleakleyhasspecialtoolstocheckforthis.

Bleakleyalwaysrecommendshiringanindependenttechniciantoinspecttheconditionofausedcarbeforeyoubuyit.Theproblemisthatfindingsomeonequalifiedtodotheinspectionincludescheckingthecompressionanddriveline,fluids,brakes,suspension,andsteering.Essential,too,isaninspectionofthecar'sbodyandfinallyaroadtest.Thereare,however,afewthingseveryonecandobeforebuyingausedcar:

Doavisualcheckofthecar.Lookattherightreardoorhinges.Iftheyareveryworn,orthedoordoesn'tclosewell,thecarmayhavebeenusedasataxi.Holesintheroofcouldmeanthecarwasusedfordeliveries.

Checkforoilleaksonthepavement.Notethatleaksarenotnecessarilyasignificantproblem—itdependsonthecause.

Don'tassumethatnew-lookingbrakeandacceleratorpedalsmeanthecarhasn'tbeendrivenmuch.Resellersknowpeoplecheckthesedetailsandcanbuynewpadsforaround$6.

Copydownthevehicleidentificationnumber,a17-charactercombinationofnumbersandletters,fromthevehicle'sdashboard.InOntario,askthedealerorsellerfortheUsedVehicleInformationPackage.Thisgivesdetailsofpreviousowners,anyoutstandingliensonthecar,andthefairmarketvalueofthevehicle.

Accordingtothepassage,inbuyingasecond-handvehicleitismostimportanttoknow______.

A.howlongithasbeenused

B.whatcoloritis

C.whetherithasbeeninacollision

D.whetheritleaksoil

50.TOFOREIGNERS,fewthingsseemaspeculiarlyBritishasthehabitofsendingyoungchildrenawayfromhometoschool.Atfirstglance,boardingschoolsarethriving,withalmost70,000childrenwithintheirwalls.Independenteducation(bothdayandboarding)producesbetter-than-averageacademicresults:theyteachonly7%ofEnglishpupilsbutsupply38%ofthosegainingthreeormoreAgradesintheA-levelexamstakenenage18.

Yetsomeboardingschoolsarestruggling.Whilethedemandforprivateschoolshasincreasedoverthepast20years,thenumberofchildrenatboardingschoolshasdroppedsharply--from112,135in1985to68,255in2005.Thedeclineleveledofffouryearsago,thanks,saysome,tothepopularityoftheHarryPotterbooks.

Onereasonwhyboardingschoolshavelostsomeoftheirappealishighfees--theaverageisaroundPounds18,830($35,470)ayear.Luridstoriesofchildrenwhoharmthemselvesortakedrags,farfromparentaleyes,havenothelped.Someschoolsareintroublefinancially:threemergershavetakenplacethisyear;oneschoolinBuckinghamshirewillcloseinAugust;andanother,inSussex,wasrecentlyrescuedbyparents.

YetAdrianUnderwood,nationaldirectoroftheBoardingSchools'Association,describesthefutureas"rosy".Hisoptimismstemspartlyfromrenewedpoliticalinterestintakingchildrenfromfostercareandchildren'shomesandsendingthemtoboardingschoolsinstead.Only6%ofthoseincarein2004gotfivegodgradesintheirGCSEexams(takenatabout16yearsofage),comparedwith53%ofchildrenoverall.Boardingschoolscanoffersmallclassesandgooddiscipline,helpingpupilstocounterthelowexpectationsthatpreventthemfromachievingalltheycould.

AworkingpartyintheDepartmentforEducationandSkillshasspentmonthslookingatwaystoexpandtheprogramme.PilotprojectsareduetostartinSeptember2007.Amongthe80orsoschoolsthatareinterestedareWellington,anindependentseniorschoolinSomerset,andtheDragonSchool,apreparatoryschoolinOxford.JohnWalker,speakingforBritain'sprepschools(whicheducatechildrenfromages7to13),saystheycouldtakepupilsasyoungasfiveyearsold.Localauthoritiesarelessenthusiastic.Schoolswantfullresponsibilityforthechildrentheyaccept,whilecouncilsandsocialworkerswanttobeabletocheckuponthem.Somethinkthatremovingchildrenfromanyversionofparentingcouldhavedamaginglong-termeffects.Holidaysarealsoproblematic:theFosteringNetwork,whichrepresentsfoster-carets,saysthatmanyfosterparentsareunwillingtohavechildrenonlyfortheholidays.

Forboardingschools,boththosewithanidealisticstreakandthefinanciallystrapped,theappealofincreasingnumbersisclear,aslongasotherparentsdon'tsquawk.Theyhaveanotherreasontobekeen.Newlawswillsoonrequirecharitiestojustifytheirtaxbreaksbyprovingthattheybenefitsocietyatlarge.Independentschools,80%ofwhichhavecharitablestatus,reapedpounds88mintaxrebatesin2004.Acceptingafewneedychildrenalightwellsafeguardthatstatus.

Intheopeningparagraph,theauthorintroduceshistopicby______.

A.posingacontrast

B.justifyinganassumption

C.makingacomparison

D.explainingaphenomenon

51.SectionA

Directions:Inthissection,thereisashortpassagewith5questionsorincompletestatements.Readthepassagecarefully.Thenanswerthequestionsorcompletethestatementsinthefewestpossiblewords.

Rememberthedrinkingf0untain,thatonceubiquitous,andfree,sourceofH2O?Itseemsquaintnow.Instead,bottledwateriseverywhere.It'srefreshing,calorie-free,convenienttocarryaround,tastierthansometapwaterandalothealthierthansugarysodas.Butmoreandmore,peoplearequestioningwhetherthewater,andthepackageitcomes.in,issafe,oratleastsaferthantapwaterandiftheconvenienceisworththeenvironmentalimpact.

Evocativenamesandlabelsdepictingpastoralsceneshaveconvincedpeoplethattheliquidisthepurestdrinkaround.Yes,somebottledwatercomesfromsparklingspringsandotherpristine(清新潔凈)sources.Butmorethan25percentofitcomesfromamunicipalsupply.Thewateristreated,purifiedandsoldtous,oftenatathousand-foldincreaseinprice.Mostpeoplearesurprisedtolearnthatthey'redrinkingglorifiedtapwater,butbottlersaren'trequiredtolistthesourceonthelabel.

Thecontroversyisn'tsimplyabouttapvsbottledwater;mostpeopledrinkboth,knowingtheimportanceofplentyofwater.Whattheymaynotknowisthatsomebottledwatermaynotbeaspureastheyexpect.In1999theNaturalResourcesDefenseCouncil(NRDC)testedmorethan1,000bottlesof103brandsofwater,whichisthemostrecentmajorreportonbottledwatersafety.Whilenotingthatmostbottledwaterissafe,theorganizationfoundthatatleastonesampleofathirdofthebrandscontainedbacterialorchemicalcontaminants,includingcarcinogens(致癌物質(zhì)),inlevelsexceedingstateorindustrystandards.Sincethereport,nomajorregulatorychangeshavebeenmadeandbottlershaven'tdrasticallyalteredtheirprocedures,sotheriskislikelystillthere.

Besides,bottledwateralsoaffectsthehealthoftheplanet.Abigpartoftheappealofbottledwateristhoseconvenientsingle-servingbottles.Yetfewerthan20percentofthemevermakeittoasecondlife,accordingtoestimatesbytheContainerRecyclingInstitute.Therestaretossedontobeachesandroadsidesandintolandfills,wheretheycouldbearoundforathousandyears.NestleWatersandotherbottlersaretryingtobegreener,introducinglighter-weightbottlesthatuseupto30percentlessplastic.It'sagoodstart,butmoreneedstobedone.

Whathavemadepeoplecertainofthepurityofbottledwater?

52.

Whydo"bothexplanations"(Line1,Paragraph3)worryAsianAmericans?

A.TheyareafraidthattheywouldagainbeisolatedfromAmericansocietyingeneral.

B.PeoplewouldthinkthatAsianstudentsrelyontheirparentsforsuccess.

C.AsianAmericanswouldbeathreattootherminorities.

D.AmericanacademicachievementshavetakenontoostronganAsiancharacter.

53.

Whichgroupofpeopledon'tmigratebecauseofpullfactors?

A.Refugees.

B.Peoplelookingforagoodlife.

C.Peoplewithoverseasrelativesorfriends.

D.Peopleseekingbetterjobopportunities.

54.

Accordingtothepassage,whichofthefollowingbehaviorsisfrequentlycharacteristicoffunnelclouds?

A.Descendingfromdifferentcloudbases.

B.Occurringinisolatedareas.

C.Lastingalongtime.

D.Occurringingroups.

55.

Humantraitscouldbeprojectedontoanimals—thebeliefaboutpetbehaviourwasunacceptableto______.

56.

Theauthorapparentlyregrets______.

A.havingtotakehischildrentoPlaySpaee

B.beingfirst-named

C.beingapproachedsofrequentlybyPRagents

D.havingtoputonanadhesivelabeltag

57.

Onedirectconsequenceoftherisingcostsforpremiumsistheimpossibilityof______.

58.

Itcanbeinferredfromthepassagethat______.

A.ifdamswerebuiltinriverbasins,thedownstreamecologyremainedthesame

B.governmentshavetoberesponsibleforthechangescausedbytheconstructionsofdams

C.theresultsofcontrollingwaterflowsbyengineerscanbewellf