六级考试真题答案原文

2013年6月英语六级考试试卷（第2套PartIWriting(30Directions:Forthispart,youareallowed30minutestowriteanessaycommentingontheremark"Earthprovidesenoughtosatisfyeveryman'sneed,butnoteveryman'sgreed."Youcanciteexamplestoillustrateyourpoint.Youshouldwriteatleast150wordsbutnomorethan2001PartIIReadingComprehension(SkimmingandScanning)(15Directions:Inthispart,youwillhave15minutestogooverthepassagequicklyandanswerthequestionsonAnswerSheet1.Forquestions1-7,choosethebestanswerfromthefourchoicesmarkedA),B),C)andD).Forquestions8-10,completethesentenceswiththeinformationgiveninthepassage.e,Freshmen.HaveanTakingastepthatmanyprofessorsmayviewasabitcounterproductive,somecollegesanduniversitiesaredolingoutApplesandInternet-capableiPodstotheirstudents.Thealways-onInternetdevicesraisesomenovelpossibilities,liketrackingwherestudentstogether.Withfarlesscontroversy,collegescouldsendmessagesaboutcanceledclasses,delayedbuses,campuscrisesorjustthecafeteria.Whileschoolsemphasizeitsusefulness-onlineresearchinclassandinstantpollingofstudents,example-abigpartoftheattractionis,undoubtedly,thattheiscoolandahitwithstudents.Beingequippedwithoneofthemostrecentcutting-edgeITproductscouldjusthelpacollegeoruniversityfosteracutting-edgereputation.Applestandstowinaswell,hookingmoreyoungconsumerswithdecadesoftechnologypurchasesaheadofthem.Thelonelosers,somefear,couldbeprofessors.Studentsalreadyhavelaptopsands,ofcourse,butthenewestdevicescantakeclassdistractionstoanewlevel.Theypracticallybegausertoignorethelong-sufferingprofessorstrugglingtopassonaccumulatedwisdomfromthefrontoftheroom-aprospectthatteachersfindmostirritatingandstudentsviewas,well,inevitable."Whenitgetsalittleboring,Imightpullitout,"acknowledgedNaomiPugh,a-yearstudentatFreed-HardemanUniversityinHenderson,Tenn.,referringtohernewiPodTouch,whichcanconnecttotheInternetoveracampuswirelessnetwork.Shespeculatedthatprofessorsmighttryevenhardertomakeclassesinterestingiftheyweretocompetewiththedevices.Expertsseeamovementtowardtheuseofmobiletechnologyineducation,thoughtheysayitisitsinfancyasprofessorstrytocomeupwithusefulapplications.Providingpowerfulhand-helddevicesissuretofueldebatesovertheroleoftechnologyinhighereducation."Wethinkthisisthewaythefutureisgoingtowork,"saidKyleDickson,co-directorofresearchandthemobilelearninginitiativeatAbileneChristianUniversityinTexas,whichhasboughtthan sand300iPodsforAlthoughplentyofstudentstaketheirlaptopstoclass,theydon'ttakethemeverywhereandwouldprefersomethinglighter.AbileneChristiansettledonthedevicesaftersurveyingstudentsandfindingthattheydidnotlikehaulingaroundtheirlaptops,butthatmostofthemalwayscarrieda,Dr.Dicksonsaid.ItisnotclearhowmanycollegesanduniversitiesplantogiveoutsandiPodsthisfall;officialsatApplewereunwillingtotalkaboutthesubjectandsaidthattheywouldnotleakanyinstitution's"Wecan'tannounceotherpeople'snews,"saidGregJoswiak,viceofiPodandmarketingatApple.HealsosaidthathecouldnotdiscussdiscountstouniversitiesforbulkAtleastfourinstitutions-theUniversityofMaryland,OklahomaChristianUniversity,AbileneChristianandFreed-Hardeman-haveannouncedthattheywillgivethedevicestosomeoralloftheirstudentsthisfall.Otheruniversitiesareexploringtheiroptions.StandfordUniversityhashiredastudent-runcompanytodesignapplicationslikeacampusmapanddirectoryforthe.Itisconsideringwhethertoissuesbutnotsureit'snecessary,notingthatmorethan700swereregisteredontheuniversity'snetworklastyear.AttheMassachusettsInstituteofTechnology,smightalreadyhavebeeneverywhere,ifAT&T.thewirelesscarrierofferingtheintheUnitedStates,hadamorereliablenetwork,saidAndrewYu,mobiledevicesplatformprojectmanageratM.I.T."Wewouldhaveprobablygoneaheadwiththis,maybejustgettingathousandsandgivingthemout,"Mr.Yusaid.TheUniversityofMarylandatCollegeParkisproceedingcautiously,givingtheoriPodTouchto150students,saidJeffreyHusp,viceandchiefinformationofficerattheuniversity."Wedon'tthinkthatwehavealltheanswers,"Mr.Huspsaid.Byobservinghowstudentsusethegadgets,hesaid."We'retryingtogetanswersfromthestudents."Ateachcollege,thestudentswhochoosetogetanmustpayformobilephoneservice.Thoseservicecontractsincludeunlimiteddatause.BoththesandtheiPodTouchdevicescanconnecttotheInternetthroughcampuswirelessnetworks.Withthe,thosenetworksmayprovidefasterconnectionsandlongerbatterylifethanAT&T'sdatanetwork.ManycellphonesallowuserstosurftheWeb,butonlysomeneweronesarecapableofwirelessconnectiontothelocalareacomputernetwork.Universityofficialssaythattheyhavenoplanstotracktheirstudents(andApplesaiditwouldnotbepossibleunlessstudentsgivetheirpermission).Theysaythattheyaredrawntotheprospectoflearningapplicationsoutsidetheclassroom,thoughsuchlessonplanshaveyettosurface."MycolleaguesandIarestudyingsomethingcalledaugmentedreality(afieldofcomputerresearchdealingwiththecombinationofreal-worldandvirtualreality),"saidChristopherDede,professorinlearningtechnologiesatHarvardUniversity,"AlienContact,"forexample,isanexercisedevelopedformiddle-schoolstudentswhousehand-helddevicesthatcandeterminetheirlocation.Astheywalkaroundaplaygroundorotherarea,text, oraudiopopsupatvariouspointstohelpthemtrytofigureoutwhyalienswereintheschoolyard."Youcanimaginesimilarkindsofinteractiveactivitiesalonghistoricallines,"likefollowingtheFreedomTrailinBoston,ProfessorDedesaid."It'simportantthatwedoresearchsothatweknowhowwellsomethinglikethisworks."Therushtodistributethedevicesworriessomeprofessors,whosaythatstudentsarelesslikelytoparticipateinclassiftheyaremulti-tasking."I'mnotsomeonewho'santi-technology,butI'malwaysworriedthattechnology esanendinandofitself,anditreplacesteachingoritreplacesysis."saidEllenMillender,associateprofessorofclassicsatReedCollegeinPortland,Ore.(Sheaddedthatshehopedtobuyan forherselfoncepricesfall.)RobertSummers,whohastaughtatCornellLawSchoolforabout40years,announcedthisweekinadetailed,footnotedmemorandum-thathewouldbanlaptopcomputersfromhisclassoncontractlaw."IwouldbanthattooifIknewthestudentswereusingitinclass."ProfessorSummerssaidof,afterthedeviceanditscapabilitieswereexplainedtohim."Whatwewanttoencourageinthesestudentsisanactiveinlectualexperience,inwhichtheydevelopthewiderangeofcomplexreasoningabilitiesrequiredofgoodlawyers."1ManyprofessorsthinkthatgivingoutApplesorInternet-capableiPodsto updatesteachingfacilitiesinhasstartedarevolutioninhighercanfacilitateteacher-studentmaynotbenefiteducationasIntheauthor'sview,beingequippedwithITproductsmayhelpcollegesand buildaninnovativeraisetheirteachingtrackstudents'excitestudentinterestinhi-Thedistributionofsamongstudentshasraisedconcernsthattheywill inducestudentstobuymoresimilarincreasetensionbetweenprofessorsandfurtherdistractstudentsfromclasspreventstudentsfromaccumulatingNaomiPughatFreed-HardemanUniversityspeculatedthatprofessorswould findnewapplicationsforiPodTouchhavetoworkhardertoenliventheirhavedifficultylearningtohandlethefindsandiPodsinclassveryExpertslikeDr.KyleDicksonatAbileneChristianUniversitythinkthat mobiletechnologywillbemorewidelyusedintheroleoftechnologyineducationcannotbemobiletechnologycanupgradeprofessors'teachingtool-sandiPodswillreplacelaptopssoonerorWhatdowelearnabouttheUniversityofMarylandatCollegeParkconcerningtheuseofsandiPods?Ithassoughtprofessors'IthasbenefitedfromtheirItistryingtofollowtheItisproceedingwithUniversityofficialthattheydoleoutsandiPodssoasto encourageprofessorstodesignnewerlessonhelpimproveprofessor-studentfacilitatestudents'learningoutsideofstimulatestudents'interestinupdatingEllenMillenderatReedCollegeinPortlandisconcernedthattechnologywilltaketheplace ProfessorRobertSummersatCornellLawSchoolbannedlaptopcomputersfromhisclassbecausehethinksqualifiedlawyersneedtopossessarrayof TheexperienceatDukeUniversitymayeasesomeconcernsbecausethestudentshaveiPodsforactive PartIIIListeningComprehension(35minutes)SectionADirections：Inthissection,youwillhear8shortconversationsand2longconversations.Atendofeachconversation,oneormorequestionswillbeaskedaboutwhatwaswrite.Boththeconversationandthequestionswillbespokenonlyonce.Aftereachquestiontherewillbeapause.Duringthepause,youmustreadthefourchoicesmarkedA),B),C)andD),anddecidewhichisthebestanswer.ThenmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthe2A)ShehascompleyShewentintoshockafteranSheisstillinacriticalSheisgettingmuchA)OrderingaBookingahoBuyingatrainFixingaA)MostborrowersneverreturnedthebookstoThemanistheonlyonewhobroughtherbookSheneverexpectedanyonetoreturnthebookstoMostofthebooksshelentoutcamebackwithoutA)SheleftherworkearlytogetsomebargainslastSheattendedthesupermarket'sgrandopeningShedroveafullhourbeforefindingaparkingShefailedtogetintothesupermarketlastA)HeisbotheredbythepaininhisHecannotdohisreportwithoutaHecannotaffordtohaveacoffeeHefeelssorrytohavemissedtheA)OnlytopartstudentscanshowtheirworksintheThegalleryspaceisbigenoughfortheman'sThewomanwouldliketohelpwiththeexhibitionThemanisuncertainhowhisartworkswillbeA)ThewomanneedsatemporaryreplacementforherThemanworksinthesamedepartmentasthewomanThewomanwillhavetostayinhospitalforafewThemaniscapableofdealingwithdifficultA)ItwasbetterthanthepreviousItdistortedthemayor'sItexaggeratedthecity'seconomicItreflectedtheopinionsofmostQuestions19to22arebasedontheconversationyouhavejustA)ToinformhimofaproblemtheyTorequesthimtopurchasecontrolTodiscussthecontentofaprojectToaskhimtofixthedictatingA)TheyquotethebestpriceintheTheymanufactureandsellofficeTheycannotdeliverthesteelsheetsonTheycannotproducethesteelsheetsA)BymarkingdowntheunitByacceptingthepenaltyByallowingmoretimeforBypromisingbetterafter-salesA)GivethecustomeratenpercentClaimcompensationfromthesteelAsktheBuyingDepartmenttochangeCancelthecontractwiththeQuestions23to25arebasedontheconversationyouhavejustA)A)ImprovecomputerExplaincertainnaturalPredictglobalpopulationPromotenationalfinancialA)TheirdifferenteducationalChangingattitudestowardChaostheoryanditsThecurrentglobaleconomicSectionDirections：Inthissection,youwillhear3shortpassages.Atofeachpassage,youwillhearsomequestion.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).ThenmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthecenter.2PassageQuestions26to28arebasedontheconversationyouhavejustA)TheylaygreatemphasisonhardTheyname150starengineerseachTheyrequirehighacademicTheyhavepeoplewithaveryhighA)LongyearsofjobHighemotionalinDistinctiveacademicDevotiontotheadvanceofA)GoodinteralRichworkingSophisticatedHighPassageQuestions29to31arebasedonthepassageyouhavejustA)AAfairyAhistoryAA)HewasasportsHelovedHedislikedHelikedhair-raisingA)EncouragepeopletoundertakePublicizehiscolorfulanduniquelifeRaisepeople'senvironmentalAttractpeopletoAmerica'snationalPassageQuestions32to35arebasedonthepassageyouhavejustA)TheinfectedAcoastalvillageinThedoctorwhoidentifiedAriverrunningthroughtheA)TheyexhibitsimilarTheycanbetreatedwiththesameTheyhavealmostthesamemortalityTheyhavebothdisappearedfA)ByinhalingairpollutedwiththeBycontactingcontaminatedbodyBydrinkingwaterfromtheCongoByeatingfoodgrowninSudanandA)MorestrainswillevolvefromtheEbolaScientistswilleventuallyfindcuresforAnotherEbolaepidemicmayeruptsoonerorOnceinfected,one eimmunetoSectionDirections：Inthissection,youwillhearsagethreetimes.Whenthepassageisreadforthetime,youshouldlistencarefullyforitsgeneralidea.Whenthepassageisreadforthesecondtime,youarerequiredtofillintheblanksnumberedfrom36to43withtheexactwordsyouhavejustheard.Forblanksnumberedfrom44to46youarerequiredtofillinthemissinginformation.Fortheseblanks,youcaneitherusetheexactwordsyouhavejustheardorwritedownthemainpointsinyourownwords.Finally,whenthepassageisreadforthethirdtime,youshouldcheckwhatyouhavewritten.2Theidealcompanionmachinewouldnotonlylook,feel,andsoundfriendlybutwouldalsobeprogrammedtobehaveinanagreeablemanner.Those(36) thatmakeinteractionwithotherpeopleenjoyablewouldbesimulatedascloselyaspossible,andthemachinewouldappeartobe(37) ,stimulating,andeasygoing.Itsinformalconversationalstylewouldmakeinteractioncomfortable,andyetthemachinewouldremainslightly(38) andthereforeinteresting.Inits(39) itmightbesomewhathesitantandunassuming,butasitcametoknowtheuseritwouldprogresstoamore(40) andintimatestyle.Themachinewouldnotbeapassive(41) butwouldadditsownsuggestions,information,andopinions;itwouldsometimestakethe(42) indeveloorchangingthetopicandwouldhavea(43) ofitsown.Themachinewouldconveypresence.Wehaveallseenhowacomputer'suse al(44) .Suchfeaturesarceasilywrittenintothesoftware. Friendshipsarenotmadeinaday,andthecomputerwouldbemoreacceptableasafriend .Atanappropriatetimeitmightalsoexpressthekindofaffectionthatstimulatesattaentandintimacy.Directions:Inthissection,thereisashortpassagewith5questionsor pletestatements.Readthepassagecarefully.Thenanswerthequestionsorcompletestatementsinthefewestpossiblewords.PleasewriteyouranswersonAnswerSheet2.Questions47to51arebasedonthefollowingOilisthesubstancethatlubricatestheworld'seconomy.Becausesomanyofourmoderntechnologiesandservicesdependonoil,nations,corporations,andinstitutionsthatcontrolthetradeinoilexerciseextraordinarypower.The"energycrisis"of1973-1974intheUnitedStatesdemonstratedhowthepriceofoilcanaffectUSernmentpoliciesandtheenergy-usinghabitsofthenation.By1973,domesticUSsourcesofoilwerepeaking,andthenationwasimportingmoreofitsoil,dependingonaconstantflowfromabroadtokeepcarsontheroadandmachinesrunning.Inaddition,atthattimeagreaterpercentageofhomesandelectricalplantswererunonpetroleumthantoday.Then,in1973,thepredominantlyArabnationsoftheanizationofPetroleumExportingCountries(OPEC)resolvedtostopsellingoiltotheUnitedStates.ThemovewaspromptedbyOPEC'sdesiretoraisepricesbyrestrictingsupplyandbyitsoppositiontoUSsupportofIsraelintheArab-IsraeliYomKippurWar.Theembargo(禁运)createdpanicintheWestandcauselpricestoshootup.Short-termoilshortagedroveAmericanconsumerstowaitinlonglinesatgaspumps.Inresponsetotheembargo,theUSernmentenforcedaseriesofpoliciesdesignedtoreducerelianceonforeignoil.Theseincludeddeveloadditionaldomesticsources(suchasthoseonAlaska'sNorthSlope),resumingextractionatsitesthathadbeenshutdownbecauseofcostinefficiency,capthepricethatdomesticproducerscouldchargeforoil,andbeginningtoimportoilfromagreaterdiversityofnations.Theernmentalsoestablishedastockpile(ofoilasashort-termbuffer缓冲againstfutureshortages.StoredundergroundinlargesaltcavesinLouisiana,thisstockpileiscalledtheStrategicPetroleumReserve,andcurrentlycontains600millionbarrelsofoil,roughlyequivalenttoonemonth's2Welearnfromthepassagethatintoday'sworld,whoevermonopolizestheoilmarketwillbeableto OilpricesmayexertinfluencenotonlyonAmericanernmentpoliciesbutonhow Besidesthesharpincreaseinoilprices,OPEC's1973oilembargocaused OvertheyearsbeforetheOPEC'sembargoAmericahaddependedheavilyon Asameasuretocounterfutureshortages,theAmericanernmentdecidedto cavesunderground.SectionDirections:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmakeA),B),C)andD).YoushoulddecideonthebestchoiceandmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthecenter.PassageQuestions52to56arebasedonthefollowing"Depression"ismorethanaseriouseconomicdownturn.Whatdistinguishesadepressionfromaharshrecessionisparalyzingfear-fearoftheunknownsogreatthatitcausesconsumers,businesses,andinvestorstoretreatandpanic.Theysaveupcashanddesperaycutspending.Theysellstocksandotherassets.Ashatteringlossofconfidenceinspiresbehaviorthatoverwhethenormalself-correctingmechanismsthatusuallypreventarecessioningdeepandprolonged:aComparing1929with2007-09,ChristinaRomer,theheadofObama'sCouncilofEconomicAdvisers,findstheinitialblowtoconfidencefargreaternowthanthen.True,stockpricesfellathirdfromSeptembertoDecember1929,butfewerAmericansthenownedstocks.Moreover,homepricesbarelydropped.FromDecember1928toDecember1929,totalhouseholdwealthdeclinedonly3%.Bycontrast,thelossinhouseholdwealthbetweenDecember2007andDecember2008was17%.Bothstocksandhomes,morewidelyheld,droppedmore.Thustraumatized(受到)theeconomymighthavegoneintoafreefallendingindepression.Indeed,itdidgointofreefall.Shoppersrefrainedfrombuyingcars,appliances,andotherbig-ticketitems.Spendingonsuchdurablesdroppedata12annualratein2008'sthirdquarter,a20%rateinthefourth.Andbusinessesshelvedinvestmentprojects.Thatthesehugedeclinesdidn'tleadtodepressionmainlyreflects,asRomerargues,countermeasurestakenbytheernment.Privatemarketsforgoods,services,labor,andsecuritiesdomostlyself-correct,butpanicfeedsonitselfanddisarmsthesestabilizingtendencies.Inthissituation,onlyernmentcanprotecttheeconomyasawhole,becausemostandcompaniesareinvolvedintheself-defeatingbehaviorofself-protection.ernment'sfailuretoperformthisroleintheearly1930stransformedrecessionintodepression.Scholarswilldebatewhichinterventionsthistime-theFederalReserve'ssupportofafailingcreditsystem,guaranteesofbankdebt,Obama's''stimulus"planandbank"stresstest"-countedmostinpreventingarecurrence.Regardless,allthesecomplexmeasureshadthesamepsychologicalpurpose:reassurepeoplethatthefreefallwouldstopand,thereby,curbthefearthatwouldperpetuate(使持久)afreefall.Allthisimprovedconfidence.Buttheconsumersentimentindexremainsweak,andallthereboundhasoccurredinAmericans'evaluationoffutureeconomicconditions,notthepresent.Unemployment(9.8%)isabysmal(糟透的therecovery'sstrengthunclearHeretoothereisanechofromthe1930sDespitebottomingoutin1933,theDepressiondidn'tenduntilWorldWarII.Someernmentpoliciesaidedrecovery;somehinderedit.Thegoodnewstodayisthatthebadnewsisnotworse.2Whydoconsumers,businessesandinvestorsretreatandpanicintimesofTheysuffergreatlossesinstocks,propertyandotherTheyfindtheself-correctingmechanismsTheyareafraidthenormalsocialorderwillbeTheydon'tknowwhatisgoingtohappenintheWhatdoesChristinaRomersayaboutthecurrenteconomicItsseverityisnomatchfortheGreatDepressionofItsinitialblowtoconfidencefarexceededthatofIthasaffectedhouseownersmorethanstockIthasresultedinafreefallofthepricesofWhydidn'tthecurrentrecessionturnintoadepressionaccordingtoChristinaTheernmentintervenedPrivatemarketscorrectedPeoplerefrainedfrombuyingdurablesandbig-ticketIndividualsandcompaniesadoptedself-protectionWhatisthechiefpurposeofallthecountermeasuresTocreatejobTocurbthefearofalastingfreeTostimulatedomesticTorebuildthecreditWhatdoestheauthorthinkoftoday'seconomicItmayworsenwithoutfurtherItwillseeareboundsoonerorIthasnotgonefrombadtoItdoesnotgivepeoplereasonforPassageQuestions57to62arebasedonthefollowing"Usuallywhenwewalkthroughtherainforestwehearasoftsoundfromallthemoistleavesandanicdebrisontheforestfloor,"saysecologistDanielNepstad."Nowweincreasinglygetandcrunch.That'sthesoundofadyingPredictionsofthecollapseofthetropicalrainforestshavebeenaroundforyears.Yetuntilrecentlytheworstforecastswerealmostexclusivelylinkedtodirecthumanactivity,suchasclear-cuttingandburningforpasturesorfarms.Leftalone,itwasassumed,theworld'srainforestswouldnotonlyflourishbutmightevenrescueusfromdisasterbyabsorbingtheexcesscarbondioxideandotherplanet-warminggreenhousegases.Nowitturnsoutthatmaybewishfulthinking.SomescientistsbelievethattheriseincarbonlevelsmeansthattheAmazonandotherrainforestsinAsiaandAfricamaygofrombeingassetsinthebattleagainstrisingtemperaturestoliabilities.Amazonplants,forinstance,holdmorethan100billionmetrictonsofcarbon,equal15yearsoftailpipeandchimneyemissions.Ifthecollapseoftherainforestsspeedsupdramatically,itcouldeventuallyrelease3.5-5billionmetrictonsofcarbonintotheatmosphereeachyear-makingforeststheleadingsourceofgreenhousegases.monlyseveredroughtsbroughtonbyglobalclimatechangeshaveledtoforest-eatingwildfiresfromAustraliatoIndonesia,butnowheremoreacuythanintheAmazon.SomeexpertssaythattherainforestisalreadyattheExtremeweatherandrecklessdevelopmentarcplottingagainsttherainforestinwaysthatscientistshaveneverseen.Treesneedmorewaterastemperaturesrisebuttheprolongeddroughtshaverobbedthemofmoisture,makingwholeforestseasilyclearedoftreesandturnedintofarmland.ThepictureworsenswitheachroundofElNino,theunusuallywarmcurrentsinthePacificOceanthatdriveuptemperaturesandinvariablypresage(预示)droughtsandfiresintherainforest.Runawayfirespourevenmorecarbonintotheair,whichincreasestemperatures,startingthewholeviciouscyclealloveragain.Morethanparadiselost,rishingrainforestcouldtriggeradominoeffect-sendingwindsandrainskilometersoffcourseandloadingtheskieswithevengreaterlevelsofgreenhousegases-thatwillbefeltfartheAmazonbasin.Inasense,wearealreadygettingaglimpseofwhat'stocome.EachburningseasonintheAmazon,firesdeliberaysetbyfrontiersettlersanddevelopershurlupalmosthalfabillionmetrictonsofcarbonayear,placingBrazilamongthetopfivecontributorstogreenhousegasesintheworld.2Welearnfromtheparagraphthat deadleavesandtreedebrismakethesametreesthataredyingusuallygiveoutasoftanicdebrisechoesthesoundsinarainthesoundofaforestsignifiesitshealthInthesecondparagraph,theauthorchallengestheviewthat thecollapseofrainforestsiscausedbydirecthumancarbonemissionsaretheleadingcauseofcurrentglobaltheconditionofrainforestshasbeenrapidlyrainforestsshouldnotbeconvertedintopasturesorTheauthorarguesthattherisingcarbonlevelsinrainforestsmay turnthemintoamajorsourceofgreenhousechangetheweatherpatternsthroughouttheposeathreattoacceleratetheirWhathasmadeiteasiertoturnsomerainforestsintoRapidriseincarbonRecklesslandLackofrainfallresultingfromglobalTheunusualwarmcurrentsinthePacificWhatmakesBraziloneoftheworld'stopfivecontributorstogreenhouseThedominoeffecttriggeredbytheperishingrainItspracticeofburningforestsforsettlementandThechangedpatternsofwindsandrainsintheAmazonItsinabilitytocurbthecarbonemissionsfromPartVClose(15Directions：Thereare20blanksinthefollowingpassage.ForeachblanktherearefourchoicesmarkedA),B),C)andD)ontherightsideofthepr.YoushouldchoosetheONEthatbestfitsintothepassage.ThenmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthecenter.2Thecontinuouspresentationofscarystoriesaboutglobalwarminginthepopularmediamakesusunnecessarilyfrightened.Evenworse,it62ourkids.AIGorefamously63howasea-levelriseof20feetwouldalmostcompleyfloodFlorida,NewYork.Holland,andShanghai,64theUnitedNationssaysthatsuchathingwillnotevenhappen,65thatsealevelswillrise20timeslessthanthat.When66withtheseexaggerations,someofussaythattheyareforagoodcause,and67isnoharmdoneiftheresultisthatwefocusevenmoreontacklingclimateThis68isastonishinglywrong.Suchexaggerationsdoplentyofharm.Worrying69aboutglobalwarmingmeansthatweworrylessaboutotherthings,wherewecoulddosomuchmoregood.Wefocus,70,onglobalwarming'simpactonmalaria(疟疾)-whichwillputslightlymorepeopleat71in100years-insteadoftacklingthehalfabillionpeople72frommalariatodaywithpreventionandtreatmentpoliciesthatarcmuchcheranddramaticallymoreeffectivethancarbonreductionwouldbe.73alsowearsoutthepublic'swillingnesstotackleglobalwarming.Iftheplanetis74peoplewonder,whydoanything?Arecord54%ofAmericanvotersnowbelievethenewsmediamakeglobalwarmingappearworsethanitreallyis.A75ofpeoplenowbelieve-incorrectly-thatglobalwarmingisnotevenButthe costofexaggeration,Ibelieve,istheunnecessaryalarmthatitcauses-particularly77children.AnarticleinTheWashingtonPostcitednine-year-oldAlyssa,whocriesaboutthepossibilityofmassanimal78fromglobalwarming.Thenewspralsoreportedthatparentsare79"productive"outletsfortheireight-year-olds'obsessions(忧心忡忡)withdyingpolarbears.Theymightbebetteroffeducatingthemandlettingthemknowthat,contrary80commonbelief,theglobalpolarbearpopulationhasdoubledandperhapsevenquadrupled(成为四倍)overthepasthalf-century,toabout22000.81diminishing-andeventuallydisappearing-summerArcticice,polarbearswillnot 2A)exhaustsB)suppressesC)terrifiesD)A)dismissedB)distractedC)depositedD)A)asifB)eventhoughC)inthatD)inA)measuringB)signifyingC)estimatingD)A)confrontedB)identifiedC)equippedD)A)suchB)thereC)whatD)A)moralityB)interactionC)argumentD)A)prevalentlyB)predictablyC)expressivelyD)A)forexampleB)inadditionC)bycontrastD)inA)willB)largeC)easeD)A)sufferingB)derivingC)develoD)A)ExplanationB)Reservation