2020年度版6月大学英语四级真题试卷和答案第2套

6月大学英语四级试卷及答案(二)PartIWriting(25minutes)(请于正式开考后半小时内完成该部分，之后将进行听力考试)Directions:Forthispart,youareallowed30minutestowriteanadvertisementonyourcampuswebsitetosellabicycleyouusedatcollege.Youradvertisementmayincludeitsbrand,features,conditionandprice,andyourcontactinformation.Youshouldwriteatleast120wordsbutnomorethan180words.PartIIListeningComprehension(30minutes)SectionADirections:Inthissection,youwillhearthreenewsreports.Attheendofeachnewsreport,youwillheartwoorthreequestions.Boththenewsreportandquestionswillbespokenonlyonce.Afteryouhearquestions,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).ThenmarkthecorrespondingletteronAnswerSheet1withasinglelinethroughthecentre.注意:此部分试 题 快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题 请在答题卡1上作答。Questions1to2arebasedontheconversationyouhavejustheard.1.A)Themajorityofdriversprefertodriveandparkthemselves.B)Humandriversbecomeeasilydistractedortiredwhiledriving.C)Mostdriversfeeluncertainaboutthesafetyofself-drivingcars.D)Mostdrivershavetestdrivencarswithautomaticbrakingfeatures.2.A)Theirdriverswouldfeelsafeaftergettingusedtotheautomaticdevices.B)Theywouldbeunpopularwithdriverswhoonlytrusttheirownskills.C)Theirincreasedcomfortlevelshaveboostedtheirsales.D)Theyarenotactuallyassafeasautomakersadvertise.Questions3to4arebasedontheconversationyouhavejustheard.3.A)TheftsofsnowmobiledogsinAlaska.B)Aseriesofinjuriestosnowmobiledrivers.C)AttacksonsomeIditarodRacecompetitors.D)AseriousaccidentintheAlaskasportsevent.4.A)Hestayedbehindtolookafterhisinjureddogs.B)HehaswontheAlaskaIditarodRacefourtimes.C)HereceivedaminorinjuryintheIditarodRace.D)HehasquitthecompetitioninAlaskaforgood.Questions5to7arebasedontheconversationyouhavejustheard.5.A)Itsankintotheseaduetooverloading.B)ItranintoNicaragua’sBigCornIsland.C)Itdisappearedbetweentwolargeislands.D)Itturnedoverbecauseofstrongwinds.6.A)13.B)25.C)30.D)32.7.A)Hehashelpedwiththerescueeffort.B)Heisbeinginvestigatedbythepolice.C)Hewasdrownedwiththepassengers.D)Heisamongthosepeoplemissing.SectionBDirections:Inthissection,youwillheartwolongconversations.Attheendofeachconversation,youwillhearfourquestions.Boththeconversationandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).ThenmarkthecorrespondingletteronAnswerSheet1withasinglelinethroughthecentre.Questions8to11arebasedontheconversationyouhavejustheard.8.A)Atashoppingcentre.B)Atacommunitycollege.C)Atanaccountancyfirm.D)AtanITcompany.9.A)Helpingoutwithdatainput.B)Arranginginterviews.C)Sortingapplicationforms.D)Makingphonecalls.10.A)Heenjoysusingcomputers.B)Heneedsthemoneybadly.C)Hewantstoworkinthecitycentre.D)Hehasrelevantworkingexperience.11.A)Purchasesomebusinesssuits.B)Learnsomecomputerlanguage.C)Improvehisprogrammingskills.D)Reviewsomeaccountancyterms.Questions12to15arebasedontheconversationyouhavejustheard.12.A)Theyarekeenonhightechnology.B)Theyarepoorattechnologyskills.C)TheyoftenlistentoNationalPublicRadio.D)Theyfeelsuperiorinscienceandtechnology.13.A)Japanese.B)Germans.C)Poles.D)Americans.14.A)Emailing.B)Texting.C)Science.D)Literacy.15.A)Itisundergoingadrasticreform.B)Itlaysemphasisoncreativethinking.C)Ithasmuchroomforimprovement.D)Itprioritizestrainingofpracticalskills.SectionCDirections:Inthissection,youwillhearthreepassagesoflecturesortalksfollowedbythreeorfourquestions.Therecordingswillbeplayedonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).ThenmarkthecorrespondingletteronAnswerSheet1withasinglelinethroughthecentre.Questions16to18arebasedonthepassageyouhavejustheard.16.A)Theyhavesmallroots.B)Theygrowwhiteflowers.C)Theytastelikeapples.D)TheycomefromCentralAfrica.17.A)Theyturnedfromwhitetopurpleincolor.B)Theybecamepopularontheworldmarket.C)Theybecameanimportantfoodforhumans.D)Theybegantolooklikemodern-daycarrots.18.A)Theywerefoundquitenutritious.B)Therewereseriousfoodshortages.C)Peoplediscoveredtheirmedicinalvalue.D)Farmmachineshelpedlowertheirprices.Questions19to21arebasedonthepassageyouhavejustheard.19.A)Shecouldupdateherfamilyanytimesheliked.B)ShecouldcallupherfamilywhenevershelikedC)Shecouldlocateherfriendswherevertheywere.D)Shecoulddownloadasmanypicturesassheliked.20.A)Shelikedtoinformherfriendsabouthersuccess.B)Sheenjoyedreadingherfriends’statusupdates.C)Shefeltquitepopularamongthem.D)Shefeltshewasateenageragain.21.A)Shecouldbarelyrespondtoallher500Facebookfriends.B)Shespentmoretimeupdatingherfriendsthanherfamily.C)ShecouldbarelybalanceFacebookupdatesandherwork.D)Shedidn’tseemtobedoingaswellasherFacebookfriends.Questions22to25arebasedonthepassageyouhavejustheard.22.A)Theyhavestrongmuscles.B)Theylivealongerlifethanhorses.C)Theyeatmuchlessinwinter.D)Theycanworklongerthandonkeys.23.A)ItwasapetofaSpanishking.B)ItwasboughtbyGeorgeWashington.C)ItwasbroughtoverfromSpain.D)Itwasdonatedbya.Ambassador.24.A)Theymetandexchangedideasonanimalbreeding.B)Theyparticipatedinamule-drivingcompetition.C)Theyshowedandtradedanimalsinthemarket.D)Theyfedmuleswiththebestfoodtheycouldfind.25.A)Thewideruseofhorses.B)Thearrivaloftractors.C)Ashrinkinganimaltrade.D)Agrowingdonkeypopulation.PartⅢReadingComprehension(40minutes)SectionADirections:Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices,Eachchoiceinthebankisidentifiedbyaletter.PleasemarkthecorrespondingletterforeachitemonAnswerSheet2withasinglelinethroughthecentre.Youmaynotuseanyofthewordsinthebankmorethanonce.Questions26to35arebasedonthefollowingpassage.America’sInternetisfesterthaneverbefore,butpeoplestillcomplainabouttheirInternetbeingtooslow.NewYork’sAttorneyGeneral’soffice(26)_______aninvestigationinthefallintowhetherornotVerizon,CablevisionandTimeWarneraredeliveringbroadbandthat’sasfastastheproviders(27)_______itis.Earlierthismonth,theofficeaskedforthepublic’shelptomeasuretheirspeedresults,sayingconsumers(28)_______togetthespeedstheywerepromised.“Toomanyofusmaybepayingforonething,andgettinganother，”theAttorneyGeneralsaid.Iftheinvestigationuncoversanything,itwouldn’tbethefirsttimeatelecomprovidergotinto(29)_______overthebroadbandspeedsitpromisedanddeliveredcustomers.BackinJune,theFederalCommunicationsCommissionfinedAT&T$100millionover(30)_______thatthecarriersecretlyreducedwirelessspeedsaftercustomersconsumedacertainamountof(31)_______.Evenwhentheystayontherightsideofthelaw,Internetprovidersarousecustomers’angeroverbandwidthspeedandcost.Justthisweek,aninvestigationfoundthatmediaandtelecomgiantComcastisthemost(32)_______provider.Over10months,Comcastreceivednearly12,000customercomplaints,many(33)_______toitsmonthlydatacapandoverage(超过额度的）charges.SomeAmericansaregettingso(34)_______withInternetprovidersthey’rejustgivingup.ArecentstudyfoundthatthenumberofAmericanswithhigh-speedInternetathometoday(35)_______fellduringthelasttwoyears,and15%ofpeoplenowconsiderthemselvestobe“cord-cutters.”注意:此部分试题请在答题卡2上作答。 A)accusations B)actually C)claim D)communicating E)complain F)data G)deserved H)frustrated I)hated J)launched K)relating L)times M)trouble N)usually O)worried SectionBDirections:Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoit.Eachstatementcontainsinformationgiveninoneoftheparagraphs.Identifytheparagraphfromwhichtheinformationisderived.Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.AnswerthequestionsbymarkingthecorrespondingletteronAnswerSheet2.FromAccountanttoYogi:MakingaRadicalCareerChange[A]Atsomepoint,almostallofuswillexperienceaperiodofradicalprofessionalchange.Someofuswillseekitout;forothersitwillfeellikeanunwelcomeintrusionintootherwisestablecareers.Eitherway,wehavechoicesabouthowwerespondtoitwhenitcomes.[B]WerecentlycaughtupwithyogaentrepreneurLeahZaccaria,whoputherselfthroughthefireofchangetocompletelyreinventherself.Inhersearchtolivealifeofpurpose,Leahleftherhigh-payingaccountingjob,herhusband,andherhome,hitheprocess,shebuiltaradicallynewlifeandcareer.Sincethen,shehasfoundedtwoyogastudios,metanewlifepartner,andformedanewcommunityofpeople.Evenifyourpersonalreinventionislessdrastic,wethinktherearelessonsfromherexperiencethatapply.[C]Wheredotheseedsofchangecomefrom?theNativeAmericanIndianshaveasaying:“Payattentiontothewhisperssoyouwon’thavetohearthescreams.”Oftenthebestideasforbigchangescomefromunexpectedplaces—it’sjustamatteroftuningin.Greatleadersrecognizetheweaksignalsorslightsignsthatpointtobigchangestocome.Leahreflectsonatimeshelistenedtothewhispers:“Aboutthetimemydaughterwasfiveyearsold.Istartedhavingasensethat‘thisisn’tright.”’Shethenrealizedthatherlifenolongermatchedhervisionforit.[D]Upuntilthatpoint,Leahhadfollowedtraditionalmeasuresofsuccess.Aftergraduatingwithadegreeinbusinessandaccounting,shejoinedapublicaccountingfirm,married,boughtahouse,putlotsofstuffinit,andhadababy.“Ididwhateverybodyelsethoughtlookedsuccessful,”shesays.Leaheasilycouldhavefallenintoatrapoffeelingcontent;instead,herenergysparkedaperiodofexperimentationandrenewal.[E]Feelingtheneedtochange,Leahstartedplayingwithfuturepossibilitiesbyexploringherinterestsanddevelopingnewcapabilities.Firsttryingphysicalexerciseanddieting,shelostsomeweightanddiscoveredaninnerstrength.“1feltpowerfulbecause1brokethroughmyownlimitations,”sherecalls.[F]However,itwasanotherinterestthatledLeahtoradicallyreinventherself.“Iremembersittingonabenchwithmyauntatayogastudio,’’shesaid,havingamomentofclarityrightthenandthere:Yogaissavingmylife.Yogaiswakingmeup.I’mnothappyandIwanttochangeandI’mdonewiththis.”InthatmomentofclarityLeahmadeanimportantleap,conqueringherinnerresistancetochangeandmakingafirmcommitmenttotakebiggersteps.[G]Creatingthefutureyouwantisaloteasierifyouarereadytoexploittheopportunitiesthatcomeyourway.WhenLeahmadethecommitmenttochange,sheprimedherselftonewopportunitiesshemayotherwisehaveoverlooked.Sherecalls:[H]OnedayamanIworkedwith,Ryan,whohadhisofficenexttomine,said,“Leah,let’sgolookatthisspaceonQueenAnne.”Heknewmyloveforyogaandhadseenaspaceclosetowherehelivedthathethoughtmightbegoodtoserveasayogastudio.AssoonasIsawthelocation,Iknewthiswasit.OfcourseIwasscared,yetIhadthisstrongsenseof“Ihavetodothis.”OnlyafewmonthslaterLeahopenedherfirstyogastudio,butsuccesswasnotinstant.[I]Creatingthefuturetakestime.That’swhyleaderscontinuetomanagethepresentwhilebuildingtowardthebigchangesofthefuture.Whenit’stimetomaketheleap,theytakeactionandimmediatelydropwhat’snolongerservingtheirpurpose.InitiallyLeahstayedwithheraccountingjobwhilestartinguptheyogastudiotomakeitallwork.[J]Soonafter,sheknewshehadtomakeaboldmovetofullycommittohernewfuture.Withintwoyears,Leahshedthesafetyofheraccountingjobandmadetheswitchcomplete.Suchdrasticchangeisnoteasy.[K]Steeringthroughchangeandfacingobstaclesbringsusfacetofacewithourfears.Leahreflectsononeincidentthattriggeredherfears,whenherinvestorsthreatenedtoshutherdown:“IwasprobablyupagainstthemostfearI’veeverhad，”shesays.“Ihadspenttwoyearscultivatingthiscommunity,andithadbecomesuccessfulveryfast,butwithinsixmonthsIwasfacingtheprospectoflosingitall.”[L]Sheconnectedwithhersenseofpurposeanddugdeep,cultivatingatremendoussenseofstrength.“IwasfeelingsointentionalandstrongthatIwasn’tgoingtoletfearjusttakeover.Iwasthinking,‘OK,guys,ifyouwanttotrytoshutmedown,shutmedown.’AndIknewitwasanegotiationscheme,soIwasabletosaytomyself,‘Thisisnotreal.’”Bynamingherfearsandfacingthemhead-on,Leahgainedconfidence.Formostofus,lettinggoofthesafetyandsecurityofthepastgivesusgreatfear.Callingoutourfearsexplicitly,asLeahdid,canhelpusactdecisively.[M]Thecycleofrenewalneverends.Leah’sgrowthspurredhertoopenhersecondstudio—anditwasn’tforthemoney.[N]Ihavenodesiretomakemillionsofdollars.It’snotaboutthat;it’saboutgrowthforme.Honestly,Ididn’tneedtoopenasecondstudio.IwasmakingasmuchmoneyasIwasasanaccountant.ButIknowifyoudon’tgrow,youstandstill,andthatdoesn’tworkforme.[O]Considerthecurrentmomentinyourownlife,yourteamoryourorganization.Whereareyouinthecycleofrenewal:Areyouactivelypreservingthepresent,orselectivelyforgettingthepast,orboldlycreatingthefuture?WhatadvicewouldLeahgiveyoutomoveyouaheadonyourjourney?Oncewe’reonthepathofgrowth,wecancontinuallymovethroughtheseasonsoftransformationandrenewal.注意:此部分试题请在答题卡2上作答。36.Readinesstotakeadvantageofnewopportunitieswillmakeiteasiertocreateone’sdesiredfuture.37.Byconventionalstandards,Leahwasatypicalsuccessfulwomanbeforeshechangedhercareer.38.Leahgainedconfidencebylayingoutherfearsandconfrontingthemdirectly.39.Insearchofameaningfullife,Leahgaveupwhatshehadandsetupherownyogastudios.40Leah'sinterestinyogapromptedhertomakeafirmdecisiontoreshapeherlife.41.Smallsignsmayindicategreatchangestocomeandthereforemeritattention.42.Leah’sfirstyogastudiowasbynomeansanimmediatesuccess.43.Somepeopleregardprofessionalchangeasanunpleasantexperiencethatdisturbstheirstablecareers.44.TheworstfearLeaheverhadwastheprospectoflosingheryogabusiness.45.Assheexplorednewinterestsanddevelopednewpotentials，Leahfeltpowerfulinternally.SectionCDirections:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA),B),C)andD).YoushoulddecideonthebestchoiceandmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthecentre.PassageOneQuestions46to50arebasedonthefollowingpassage.TheUrbanization—migrationawayfromthesuburbstothecitycenter—willbethebiggestrealestatetrendin,accordingtoanewreport.ThereportsaysAmerica’surbanizationwillcontinuetobethemostsignificantissueaffectingtheindustry,ascitiesacrossthecountryimitatethewalkabilityandtransit-orienteddevelopmentmakingcitieslikeNewYorkandSanFranciscososuccessful.Assmallercitiescopythemodelofthese“24-hourcities，’’tfioreaffordableversionsoftheseplaceswillbecreated.Thereportreferstothisasthecomingofthe“18-hourcity，”，andusesthetermtorefertocitieslikeHouston,Austin,Charlotte,andNashville,whichare“positioningthemselvesashighlycompetitive,intermsoflivability,employmentofferings,andrecreationalandculturalfacilities.”AnothertrendthatlookssignificantinisthatAmerica’slargestpopulationgroup,Millennials(千禧一代)，willcontinuetoputoffbuyingahouse.ApartmentswillretaintheirappealforawhileforMillennials,hauntedbywhathappenedtohome-owningparents.Thistrendwillcontinueintothe2020s,thereportprojects.Afterthat,surveyrespondentsdisagreeoverwhetherthisgenerationwillfollowintheirparents，footsteps,movingtothesuburbstoraisefamilies,orwillchoosetoremaininthecitycenter.AnotherissueaffectingrealestateinthecomingyearwillbeAmerica’sfailinginfrastructure.Mostroads,bridges,transit,watersystems,theelectricgrid,andcommunicationsnetworkswereinstalled50to100yearsago,andtheyarelargelytakenforgranteduntiltheyfail.Thereport’swritersstatethatAmerica’sfailuretoinvestininfrastructureimpactsnotonlythehealthofthereal-estatemarket,butalsoourabilitytoremaingloballycompetitive.Apartfromthespecifictrendshighlightedabove,whichcausesomeinvestorstoworry,thereportportraysanoveralloptimismbornebytherecenthealthyreal-estate“upcycle”andimprovingeconomy.Seventy-fourpercentoftherespondentssurveyedreporta“goodtoexcellent”expectationofreal-estateprofitabilityin.Whileexcessiveoptimismcanpromotebadinvestmentpatterns,resultinginareal-estate“bubble,”thereport’swritersdownplaythatpotentialoutcomeinthatithasnotyetoccurred.注意:此部分试题请在答题卡2上作答。46.Accordingtothenewreport,realestatedevelopmentinwillwitness_______.A)anacceleratingspeedB)ashifttocitycentersC)anewfocusonsmallcitiesD)anever-increasingdemand47.Whatcharacterizes“24-hourcities”likeNewYork?A)Peoplecanlivewithoutprivatecars.B)Peoplearegenerallymorecompetitive.C)Peoplecanenjoyservicesaroundtheclock.D)Peopleareinharmonywiththeenvironment.48.WhyareMillennialsreluctanttobuyahouse?A)Theycanonlyaffordsmallapartments.B)Thehousepricesarecurrentlytoohigh.C)Theirparents'badexperiencestillhauntsthem.D)Theyfeelattachedtothesuburbanenvironment.49.Whatmighthinderrealestatedevelopmentinthe.?A)Thecontinuingeconomicrecessioninthecountry.B)Thelackofconfidenceonthepartofinvestors.C)Thefierceglobalcompetition.D)Theworseninginfrastructure.50.Howdomostoftherespondentsinthesurveyfeelaboutthe.real-estatemarketin?A)Pessimistic.B)Hopeful.C)Cautious.D)Uncertain.PassageTwoQuestions51to55arebasedonthefollowingpassage.Thebrainisaseeminglyendlesslibrary,whoseshelveshouseourmostpreciousmemoriesaswellasourlifetime’sknowledge.Butisthereapointwhereitreachescapacity?Theanswerisno,becausebrainsaremoresophisticatedthanthat.Insteadofjustcrowdingin,oldinformationissometimespushedoutofthebrainfornewmemoriestoform.Previousbehaviouralstudieshaveshownthatlearningnewinformationcanleadtoforgetting.Butinanewstudy,researchersdemonstratedforthefirsttimehowthiseffectoccursinthebrain.Indailylife,forgettingactuallyhasclearadvantages.Imagine,forinstance,thatyoulostyourbankcard.Thenewcardyoureceivewillcomewithanewpersonalidentificatipnnumber(PIN).EachtimeyourememberthenewPIN,yougraduallyforgettheoldone.Thisprocessimprovesaccesstorelevantinformation,withoutoldmemoriesinterfering.Andmostofusmaysometimesfeelthefrustrationofhavingoldmemoriesinterferewithnew,relevantmemories.Considertryingtorememberwhereyouparkedyourcarinthesamecarparkyouwereataweekearlier.Thistypeofmemory(whereyouaretryingtoremembernew,butsimilarinformation)isparticularlyvulnerabletointerference.Whenweacquirenewinformation,thebrainautomaticallytriestoincorporate(合并)itwithinexistinginformationbyformingassociations.Andwhenweretrieve(检索)information,boththedesiredandassociatedbutirrelevantinformationisrecalled.,Themajorityofpreviousresearchhasfocusedonhowwelearnandremembernewinformation.Butcurrentstudiesarebeginningtoplacegreateremphasisontheconditionsunderwhichweforget,asitsimportancebeginstobemoreappreciated.Averysmallnumberofpeopleareabletorememberalmosteverydetailoftheirlife.Whileitmaysoundlikeanadvantagetomany,peoplewiththisrareconditionoftenfindtheirunusualabilityburdensome.Inasense,forgettingisourbrain’swayofsortingmemories,sothemostrelevantmemoriesarereadyforretrieval.Normalforgettingmayevenbeasafetymechanismtoensureourbraindoesn’tbecometoofull.注意:此部分试题请在答题卡2上作答。51.Whathavepastbehaviouralstudiesfoundaboutourbrain?A)Itscapacityactuallyknowsnolimits.B)Itgrowssophisticatedwithpractice.C)Itkeepsourmostpreciousmemoriesuntillife’send.D)Newinformationlearnedpushesoldinformationout.52.Whatisthebenefitofforgetting?A)Itfreesusfrompainfulmemories.B)Ithelpsslowdownouragingprocess.C)Itfacilitatesouraccesstorelevantinformation.D)Itpreventsoldinformationfromformingassociations.53.Whatistheemphasisofcurrentstudiesofmemory?A)Whenpeopletendtoforget.B)Whatcontributestoforgetting.C)Hownewtechnologyhindersmemorycapacity.D)Whylearningandforgettingarccomplementary.54.Whatdopeoplefindabouttheirrareabilitytoremembereverydetailoftheirlife?A)Itaddstotheburdenoftheirmemory.B)Itmakestheirlifemorecomplicated.C)Itcontributestotheirsuccessinlife.D)Itconstitutesarareobjectofenvy.55.Whatdoesthepassagesayaboutforgetting?A)Itcanenlargeourbraincapacity.B)Ithelpsgetridofnegativememories.C)Itisawayoforganisingourmemories.D)Itshouldnotcauseanyalarminanyway.PartIVTranslation(30minutes)Directions:Forthispart,youareallowed30minutestotranslateapassagefromChineseintoEnglish.YoushouldwriteyouransweronAnswerSheet2.长江是亚洲最长、世界上第三长的河流。长江流经多种不同的生态系统，是诸多濒危物种的栖息地，灌溉了中国五分之一的土地。长江流域(riverbasin)居住着三分之一的人口。长江在中国历史、文化和经济上起着很大的作用。长江三角洲(delta)产出多达20%的中国国民生产总值。几千年来，长江一直被用于供水、运输和工业生产。长江上还坐落着世界最大的水电站。注意:此部分试题请在答题卡2上作答。参考答案 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 C A C B D D B C A B D B A D C A D B A B D A C C B 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 J C G M A F I K H B G D