2019年12月英语四级真题及答案完整版(卷三)

201912PartIWriting30minutesDirections:Forthispart,youareallowed30minutestowriteanewsreporttoyourcampusnewspaperonavisittoaHopeelementaryschoolorganizedbyyourStudentUnion..Youshouldwriteatleast120wordsbutnomorethan180words.OnthemorningofJune1st,agroupofvolunteersfromouruniversitysStudentUnionpaidavisittoaHopePrimarySchooltohelpthechildrentherehaveahappyChildrensDay.Wearrivedatthisschoolatnineinthemorningandthechildrenwelcomeduswarmly.Thisvolunteeractivitymainlyincludethreeparts.Inthefirstplace,weintroducedourselvesbriefly,whichhelpedustoknoweachotherbetter.Additionally,weorganizedsomerecreationalactivities.Forexample,ourtalentedvolunteerstaughtthosechildrentodanceandsing.Intheend,wegavethestationerypreparedinadvancetotheselovelychildren.Thisvolunteeractivitywasreallyimpressive.Itgaveusanopportunitytoexperienceadifferentlifeandwewerereallymovedbythechildrensenthusiasm.61PartListeningComprehension25minutes2019622PartIIIReadingComprehension40minutesSectionADirections:Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices.Eachchoiceinthebankisidentifiedbyaletter.PleasemarkthecorrespondingletterforeachitemonAnswerSheet2withasinglelinethroughthecentre.Youmaynotuseanyofthewordsinthebankmorethanonce.Justbecausetheycantsingoperaorrideabicycledoesntmeanthatanimalsdonthaveculture.Theresnobetterexampleofthisthankillerwhales.Asoneofthemost__26__predatorskillerwhalesmaynotfitthe__27__ofaculturedcreature.However,thesebeastsoftheseadodisplayavastrangeofhighly__28__behaviorsthatappeartobedrivingtheirgeneticdevelopment.ThewordculturecomesfromtheLatincolere,which__29__meanstocultivate.Inotherwords,itreferstoanythingthatis__30__orlearnt,ratherthaninstinctiveornatural.Amonghumanpopulations,culturenotonlyaffectsthewaywelive,butalsowritesitselfintoourgenes,affectingwhoweare.Forinstance,havingspentmanygenerationshuntingthefatmarinemammalsoftheArctic,theEskimosofGreenlandhavedevelopedcertaingenetic__31__thathelpthemdigestandutilizethisfat-richdiet,therebyallowingthemto__32__intheircoldclimate.Likehumans,killerwhaleshavecolonizedarangeofdifferent__33__acrosstheglobe,occupyingeveryoceanbasinontheplanet,withanempirethat__34__frompoletopole.Assuch,differentpopulationsofkillerwhaleshavehadtolearndifferenthuntingtechniquesinordertogaintheupperhandovertheirlocalprey.This,inturn,hasamajoreffectontheirdiet,leadingscientiststo__35__thattheabilitytolearnpopulation-specifichuntingmethodscouldbedrivingtheanimalsgeneticdevelopment.AacquiredBadaptationsCbrutalDdeliberatelyEexpressedFextendsGhabitatsHhumbleIimageJlitereallyKrefinedLrevolvesMspeculateNstructureOthrive26-30CIKJA31-35BOGFMSectionBDirections:Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoeachstatementcontainsinformationgiveninoneoftheparagraphs.Identifytheparagraphfromwhichtheinformationisderived.Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.AnswerthequestionsbymarkingthecorrespondingletteronAnswerSheet2.Livingwithparentsedgesoutotherlivingarrangementsfor18-to34-year-oldsABroaddemographicshiftsismaritalstatus,educationalattainmentandemploymenthavetransformedthewayyoungadultsintheU.S.areliving,andanewPewResearchCenteranalysishighlightstheimplicationsofthesechangesforthemostbasicelementoftheirliveswheretheycallhome.In2014,forthefirsttimeinmorethan130years,adultsages18to34wereslightlymorelikelytobelivingintheirparentshomethantheyweretobelivingwithaspouseorpartnerintheirownhousehold.BThisturnofeventsisfueledprimarilybythedramaticdropintheshareofyoungAmericanswhoarechoosingtosettledownromanticallybeforeage35.Datingbackto1880,themostcommonlivingarrangementamongyoungadultshasbeenlivingwitharomanticpartner,whetheraspouseorasignificantother.Thistypeofarrangementpeakedaround1960,when62%ofthenations18-to34-year-oldswerelivingwithaspouseorpartnerintheirownhousehold,andonlyone-in-fivewerelivingwiththeirparents.CBy2014,31.6%ofyoungadultswerelivingwithaspouseorpartnerintheirownhousehold,belowthesharelivinginthehomeoftheirparents32.1%.Some14%ofyoungadultslivedalone,wereasingleparentorlivedwithoneormoreroommates.Theremaining22%livedinthehomeofanotherfamilymembersuchasagrandparent,in-laworsibling,anon-relative,oringroupquarterslikecollegedormitories.DItsworthnotingthattheoverallshareofyoungadultslivingwiththeirparentswasnotatarecordhighin2014.Thisarrangementpeakedaround1940,whenabout35%ofthenations18-to34-year-oldslivedwithmomand/ordadcomparedwith32%in2014.Whathaschanged,instead,istherelativeshareadoptingdifferentwaysoflivinginearlyadulthood,withthedeclineofromanticcouplingpushinglivingathometothetopofamuchlessuniformlistoflivingarrangements.Amongyoungadults,livingarrangementsdiffersignificantlybygender.Formenages18to34,livingathomewithmomand/ordadhasbeenthedominantlivingarrangementsince2009,In2014,28%ofyoungmenwerelivingwithaspouseofpartnerintheirownhome,while35%werelivinginthehomeoftheirparents.Youngwomen,however,arestillmorel