高考閱讀理解C篇集訓(xùn)（四）

高考閱讀理解C篇集訓(xùn)（四）閱讀下列短文，從每題所給的四個(gè)選項(xiàng)（A、B、C和D）中，選出最佳選項(xiàng)，并在題卡上將該項(xiàng)涂黑。P031Honeybeesunderstandthat“nothing”canbesomething”thathasnumericalmeaning,showingthattheyhaveaprimitivegraspoftheconceptofzero,accordingtoanewly-publishedstudyinScience.Previousexperimentshaveshownthathoneybeehavesomefacilityfornumbers,becausetheywereabletocountlandmarks(地標(biāo))astheysearchedaroundforasweetreward.Butinthesetests,theinsetscouldn’tcountveryhigh—onlytoaboutfour.Still,thatmaderesearchersinAustraliaandFrancewanttoexplorewhatelsethebeescoulddowithnumbers.ScarlettHowardatRMITUniversityinMelbourneattractedbeestoawallwheretheywerepresentedwithtwosquarecards.Eachcardhadadifferentnumberofblacksymbols,suchasdotsortriangles.Howardtrainedonegroupofbeestounderstandthatsugarwaterwouldalwaysbelocatedunderthecardwiththeleastnumberofsymbols.“Theycouldcomeandseetwocirclesversus(與...相對(duì))threecirclesorfourtrianglesversusonetriangle,”sheexplains.Thebeesquicklylearnedtoflytothecardwiththefewestsymbols.Butthentheygotanothertest.Theresearcherspresentedthebeeswithacardthathadasinglesymbolandablankcardthathadnothingonit.Thebeesseemedtounderstandthat“zero”waslessthanone,becausetheyflewtowardtheblankcardmoreoftenthanyou’dexpectiftheywerechoosingatrandom.“Whenweshowedthemzeroversussix,theydidthatatamuchhigherlevelthanzeroversusone,”Howardsays,“Sowhattellsusisthattheyconsiderzeroasanactualquantityalongthenumberline.AuroreAvargues-Weber,aresearcherwiththeUniversityofToulouse,pointsoutevenveryyoungchildrenhavetroubleunderstandingthatzeroisanumber.”It’seasyforthemtocount‘one,two,three,four,’butzero,it’snotsomethingtocount,”sheexplains.What’smore,thebrainsofbeesareincrediblytinybrainscomparedwiththebrainsofhumans.Evenso,thebeescanunderstandtheabstractconceptofanemptysetandshesaysshefoundthatverysurprising.Whatdidtheearlierstudiesfindaboutbees?A.Theycouldflyhigherthanexpected. B.Theycouldunderstandsomenumbers.C.Theycouldrememberarewardwell. D.Theycouldexplorelocallandmarks.WhatdidbeeslearntodoinHoward’sfirsttest?A.Distinguishcirclesfromtriangles. B.Drawvarioussymbolsonthecards.C.Identifythesmallerofthetwonumbers. D.Locatesugarwaterwithsymbolshapes.Whydidbeesflytotheblankcardmorefrequently?ATheyweretoldthelocationofthereward.B.Theychosetodoitthoroughlybychance.C.Theypreferredthecardwithnothingonit.D.Theythoughtofzeroasanactualnumber.Whyareyoungchildrenmentionedinthelastparagraph?A.Toarguethatbeeshaveasurprisingmemory.B.Toshowthatbees’giftfornumbersisamazing.C.Toexplainthatbeeslearnaswellasyoungchildren.D.Toconfirmthatbeesaresmarterthanyoungchildren.28-31BCDBP032ElonMuskisn’tcontentwithelectriccars,shootingpeopleintoorbitandpopulatingMars.Healsowantstogetinsideyourbrain.Hisgoalistodevelopdevicesthatcanprovidetreatmenttoneural(神經(jīng)的)diseases—andthatmayonedaybepowerfulenoughtoputhumanityonanequalfootingwithpossiblefuturesuperintelligentcomputers.Notthatit’sanywhereclosetothatyet.InavideoFridayobviouslyaimedatseekingnewemployees,MuskshowedoffthesecondversionoftheNeuralink,adeviceaboutthesizeofalargecoin.It’sdesignedtobeputinaperson’shead.Anearlierversionofthedevicehastobeplacedbehindanearlikeahugehearingaid.Buttheyoungcompanyisfarfromhavingacommercialproduct,whichwouldinvolvecomplexhumantrialsandgovernmentalapproval.Friday’svideoshowedthreepigs.One,namedGertrude,hadaNeuralinkdeviceinitsbrain.Musk,afounderofboththeelectriccarcompanyTeslaMotorsandthespace-explorationfirmSpaceX,hasalwaysbeenworriedaboutthatsmarterAImachineswilloutwithumans.Hissolution?Linkourbrainstocomputerssowecankeepupwithorevenwinovertheminintelligence!Muskurgedcoders,engineersandespeciallypeoplewhohaveactuallycreatedaproducttoapply.“Youdon’tneedtohavebrainexperience,”hesaid,addingthatthisissomethingthatcanbelearnedonthejob.Connectingabrainupdirectlytoelectronicsisnotnew.DoctorshavealreadyputsimilardevicesinbrainstotreatsuchconditionsasParkinson’sdisease.In2016,researchersreportedthatamanregainedsomemovementinhisownhandwithasimilarbrainimplant.ButMusk’sproposalgoesbeyondthis.Neuralinkwantstobuildonthoseexistingmedicaltreatmentsandworkondevicesthatcouldlinkourbrainstocomputersoneday.WhatcanwelearnaboutthefirstversionoftheNeuralink?A.Itissmallerthanahearingaid. B.Itcanbeputinaperson’shead.C.Ithastobeplacedbehindtheear. D.Itisalreadyavailableatthemarket.Whichofthefollowingcanreplacetheunderlinedword“outwit”inparagraph6?A.Copy. B.Defeat. C.Understand. D.Destroy.WhatkindofcandidatesdoesElonMuskparticularlywant?A.Someonewhoalsowantstocreatethesamedevice.B.Doctorswhoalreadyknowhowtotreatbraindiseases.C.Peoplewhohavealreadydesignedsomeuniqueproduct.D.Engineerswhoaregoodatlinkingbrainstocomputers.Whereisthistextlikelyfrom?A.Anadvertisement. B.Atestreport. C.Asciencefiction. D.Anewsreport.28-31CBCDP033You’veheardanoldChinesesayingbefore:Giveamanafishandyoufeedhimforaday;teachamantofishandyoufeedhimforalifetime.Youmayevenbenoddingyourheadinagreementrightnow.However,wecanhaveadifferentunderstandingaboutit.Whenapersonisstarving,that’snotthetimetofilltheirheadwithknowledgebuttofirstgivethepersonafish—eradicatingtheirhunger—andonlythenteachthemtofish.Fartoooften,peopleignorethiscommonsensefirststep.Theyseesomeonewhoisstruggling,andtheyrushtoofferwisdom.“LetmetellyouwhatI’ddoinyourposition,”awell-meaningindividualmightoffer.Butfewofusunderstandtheanxiety,confusionanduncertaintythatcomewithoverwhelmingneed.Peoplemeetingwithpersonaldisastersdon’thavetheabilitytothinkstraight.Theirnervesmaybeshot.Theirconfidencemaybenon-existent.Canyouimaginewhatitwouldbeliketobeinthatperson’ssituation?Rushingtoofferastrugglingpersonlong-termadviceisawasteoftime.Instead,itmakesfarmoresensetohelpthemregaintheiremotionalbalance.Oncetheirears,heartandmindopen,you’llhaveanopportunitytoteachanewskill.Buthowdoweknowwhetherapersonneedsafishbeforeafishinglesson?Twothings:Oneistheabilitytopayattention.Weneedtoknowwhethertheotherpersonisopenandreceptive,orlookingattheworldthroughnarrowedeyes?Youcan’tjusttaketheirwordsbuthavetolookathowthepersonactsandwhattheydon’tsay.Theotherisempathy(共情).Themoresuccessfulyouare,theharderitistoimaginewhatitmustbeliketobetheopposite.Trytocreateasafeenvironmentforemotionalacceptancebeforethefishinglesson.Whatisthefunctionofthefirstparagraph?A.Toillustrateaconcept. B.Tobringinanewviewpoint.C.Tointroducethebackground. D.Toputupanexample.Whatdoestheunderlinedword“eradicating”meaninparagraph2?A.Gettingridof. B.Payingattentionto.C.Makingupfor. D.Puttingupwith.Whatshouldwedofirstforthoseindisasters?A.Getthemtothinkstraight. B.Enhancetheirconfidence.C.Satisfytheirprimaryneeds. D.Teachthemanewskill.Whichdoestheauthorprobablyagreewithaccordingtothelastparagraph?A.Liveandlearn. B.Neverteachafishtoswim.C.Putyourselfinothers’shoes. D.Don’tteacholddogsnewtricks.28.B29.A30.C31.CP034Googlemadewavesrecentlybyannouncingitshewprogram.“GoogleCareerCertificates,”acollectionofcoursesdesignedtohelpparticipantsgetqualificationsinhigh-payinghigh-growthjobfieldswithoutattendinguniversity.Thecoursestakeaboutsixmonthstocompleteandwillcastmuchless,comparedtoatraditionalcollegeeducation.Theresponsewashuge.Thearticlehasbeensharedthousandsoftimesandhascausedthousandsofcomments.Mostofthefeedbackhasbeenextremelypositive.Thosewhocommentedincludedprofessionals,employersandespeciallystudentswhowerehappytoseeanalternativetowhatmanyconsiderabrokeneducationalsystem—oneleavingmanyburdenedwithstudentdebtforyearswhileunpreparedfortherealworld.Withlesstime,theprogramcanbetterequipgraduatesforthejob’stheyareseekingwithpracticalandnecessaryskills.WhatGoogleisofferingisn’texactlynow.Insomeways,thealternativeresemblesothertraditionaltypesoftraininglikeprofessionaleducationorapprenticeship(學(xué)徒制)programs.ThedifferenceissinceGoogleisahouseholdname,itscertificatecanbeeasilyrecognizedandacceptedacrosscompaniesandindustries—muchlikeadegreefromamajoruniversity.NotallthefeedbackIreceivedwasinpraiseofGoogle’sinitiative.ManyreadersexpressedconcernthatnotenoughemployerswouldvalueGoogle’scertificateprogram.Oneevendescribeditasmoneyracket(敲詐).Sotoensureothercompaniestofollowitslead,Googlehasestablishedanassociationforemployerstotapintotheprogramandiscurrentlyinvitingmoretojoin.Butstillsomereadersleveledthecriticismthattherearecertainlessonstaughtinhighereducationthatyousimplycan’tgetinotherplaces.Intheend,Idon’tthinkGoogle’sprogramwillcompletelyreplacecollegeeducation.ButIdothinkit’sastepintherightdirection—aseparatepathforstudentswhoarelookingforsomethingdifferentthantraditionalhighereducation.WhoisthenewGoogleprogramintendedfor?A.Careertrainers. B.Jobseekers. C.Businessmanagers. D.Collegeprofessors.WhichwordscanbestdescribetheGoogleprogram?A.Well-equippedandrisk-free. B.Time-consumingandwell-rounded.C.Cost-effectiveandwidely-recognized. D.Time-honoredandhighly-valued.Whatdoesparagraph4mainlytalkabout?A.PraisesonGoogle’spurpose. B.ArgumentsagainsttheGoogleprogram.C.SolutionstoGoogle’sproblems. D.AdvantagesofGoogletrainingcourses.WhatistheauthoryattitudetotheGoogleprogram?A.Favorable. B.Intolerant. C.Skeptical. D.Ambiguous.28-31BCBAP035Acommonthemerunninginfictionandmythologyistheideaoforphan(孤兒)heroesandsuperheroes.Fairytalesintroduceustochildrenofabsentfathersandcruelcaretakers,likeCinderellaandSnowWhite.FictionmakesmuchoftheparentageofDavidCopperfieldandJaneEyre.ComicbooksofferorphanedheroeslikeBatman,Spiderman,oryou’llnoticecharactersinmoremodernfictionfromfilmsandbookslikeHarryPotterandLeiaSkywalker.Whyaresomanyheroesandsuperheroesorphans?Lackingparents,orphanheroesandsuperheroesareconsidered“childrenoftheworld”.Havingraisedthemselves,andhavingbeenfreedfrommuchofthecomplexrelationshipofchildtoparent,orphanheroesandsuperheroesareatmuchgreaterlibertytointeractwiththeworld,andtheymaylookattheworldasparentandallitsinhabitantsasfamily.Someorphansseekonlyahomeandafamily.DavidCopperfieldfindsthiswithhisaunt.CinderellaandSnowWhiteescapeevilstepmothersbymarrying.Others,especiallyofthesuperhero“cast”areneverreallygivenfamilyinthetraditionalsense.Infact,thoughtheymayhavestrongbondswithfriends,orwithcaretakers,theyareconstantlyattemptingtoproveworthinesstotheworld,andaredesperatetosavethepeopletheydocareabout.Youcanalsoevaluateorphanheroesandsuperheroesasameansbywhichanxiety,loneliness,andindependenceareemphasized.Thecomicbooktypesuperheroisusuallyonewhosuffersalways,oratleastmostofthetime.Lossofevenoneparentcanbeintenselyupsettingandforeverchangeachild’slife,andsuperheroesmaydoallintheirpowertopreventthisfateforotherchildren.Empathyforsufferingandadesiretoendorpreventitforothersareincreased.It’sagoodideatoconsiderwhyweseethisthemeexpressedsocommonly.Perhapsweviewtheseorphansorpoorlyparentedchildrenasultimatelyourown.Theymaynotjustbechildrenoftheworld,butmaybelongtoeachreader.WhydoestheauthormentionsomefamouscharactersinParagraph1?A.Toclarifythewritingpurpose. B.Toadvertiseclassicfiction.C.Tosupportastatement. D.Tomakeanoveralloutline.Whichofthefollowingdrivessomeorphanstobecomesuperheroes?A.Intentiontoescapeafamily. B.Desiretoprovetheirvaluetotheworld.CStrongbondswiththeirfamily. D.Wishesforfreedomtoexploretheworld.Whichwordbestdescribesthecomicbooktypesuperhero?A.Childish. B.Dependent. C.Cheerful. D.Sympathetic.Whatmaymakethethemeoforphansuperheroessocommon?A.Orphans’ultimatefateispitiful.B.Readershaveapreferencefortragedies.C.Orphancharactersarereflectionsofthereaders.D.Readersmayregardorphancharactersastheirownkids.28.C29.B30.D31.DP036Goingtosleepatacertaintimeisassociatedwithalowerriskofdevelopingheartdisease,accordingtoresearchers.InastudypublishedintheEuropeanHeartJournal,ateamfoundthatgoingtosleepbetween10:00pmand11:00pmwasbeneficialcomparedtoearlierorlaterbedtimes.Theresearchincluded88,026participantsintheUK.Ananalysisfoundthatsleeponsettimeof10:00pmto10:59pmwasassociatedwiththelowestincidenceofheartdisease.Therewasa25%higherriskofheartdiseasewithsleeponsetatmidnightorlater,a12%greaterriskfor11:00pmto11:59pmanda24%higherriskforfallingasleepbefore10:00pmcomparedtosleeponsetfrom10:00pmto10:59pm.“Thebodyhasa24-hourinternalclockthathelpsadjustphysicalandmentalfunctioning.”StudyauthorDavidoftheUniversityofExetersaidinastatement.“Whilewecannotconcludefromourstudy,theresultssuggestthatearlyorlatebedtimesmaybemorelikelytodestroythebodyclock.”“Whilethefindingsdonotshowconclusion,sleeptiminghasappearedasapotentialheartdiseaseriskfactor-independentofotherriskfactors.Ifourfindingsareprovedinotherstudies,sleeptimingandbasicsleephealthcouldbealow-costpublichealthtargetforloweringriskofheartdisease.”Davidadded.Whichisthebesttimeforsleep?A.8:40pm. B.9:50pm. C.10:45pm. D.11:10pm.HowisParagraph2organized?A.Bygivingsomedata. B.Byraisingaquestion.C.Bygivinganexample. D.Byfollowingthetimeorder.WhatcanbeinferredfromDavid’swords?A.sleeptooearlywillsurelycauseheartdisease.B.Sleeptimingisapossibleheartdiseaseriskfactors.C.Sleeptimingisariskfactorrelatedwithotherfactors.D.Sleepingbeforeeightwillnotdamageyourbodyclock.Whatisthebesttitleforthetext?A.BodyClockMakesaDifferencetoSleepB.SleepingLateisnotHarmfultoHeartHealthC.SleepTimingHasanEffectonHeartDiseaseD.EarlierBedtimeisMoreBeneficialthanLaterOne28.A29.C30.B31.DP037Itissomethingonehalfofthepopulationhaslongsuspectedandtheotherhalfalwaysvocallydenied—womenreallydotalkmorethanmen.Infact,womentalkalmostthreetimesasmuchasmen,withtheaveragewomanchalkingup20,000wordsinaday—13,000morethantheaverageman.Womenalsospeakmorequickly,devotemorebrainpowertochit-chat,andactuallyenjoyhearingtheirownvoices,anewbooksuggests.Thebook—writtenbyafemalepsychiatrist,Dr.LuanBrizendine—saysthatinherent(生來就有的)differencesbetweenthemaleandfemalebrainexplainwhywomenarenaturallymoretalkativethanmen.InTheFemaleMind,Brizendinesaysthedifferencescanbetracedbacktothewomb(子宮),wherethesexhormone(激素)calledtestosteronemouldsthedevelopingmalebrain.Theareasresponsibleforcommunication,emotionandmemoryareallreducedbeforeababyboyisborn.Theresultisthatboys—andmen—chatlessthantheirfemalepeersandstruggletoexpresstheiremotionstothesameextent.“Womenhaveaneight-lanesuperhighwayforprocessingemotion,whilemenhaveasmallcountryroad,”saidBrizendine.Thereare,however,advantagesofbeingthestrong,silenttype.Brizendineexplainsinherbookthattestosteronealsoreducesthesizeofthesectionofthebraininvolvedinhearing—allowingmentobecome“deaf”tothemostlogicalargumentsputforwardbytheirwivesandgirlfriends.Otherscientists,however,saymanyofthedifferencesbetweenthemaleandfemalepersonalitycanbeexplainedbysocialconditioning,withachild’supbringinggreatlyinfluencingtheircharacter.DeborahCameron,anOxfordUniversitylinguisticsprofessorwithaspecialinterestinlanguageandgender,saidtheamountwetalkisinfluencedbywhowearewithandwhatwearedoing.“Ifyoulookthroughalargenumberofstudiesyouwillfindthereislittledifferencebetweentheamountmenandwomentalk,”sheadded.WhichclaimdoesthebookTheFemaleMindprobablysupport?A.WomenenjoyarguingB.Womenareborntalkative.C.Womenaregreatpublicspeakers.D.Womentakeprideintheirtalents.Whichisclosestinmeaningtotheunderlinedword“moulds”inParagraph3?A.Influences. B.Stimulates. C.Enlarges. D.Harms.HowaremenaffectedbytestosteroneaccordingtoDr.Brizendine?A.Theyhaveasmallsizeofbrain.B.Theyarenotsologicalintalking.C.Theyareusuallylesscommunicative.D.Theyareunwillingtolistentofemales.WhatmessagedoesCameroncarryinthelastparagraph?A.Furtherstudiesneedtobecarriedout.B.Genderseldomaffectsone’stalkingstyle.C.Theamountwetalkshapesourcharacter.D.Mentalkasmuchaswomenonthewhole.28B29A30C31DP038Videoconferencinghasbeenaroundformorethan20years.UntiltheCovid-19pandemic,though,youwouldfindthatmanypeopleneedingtoattendameetingremotelywouldbecallingfromarealconferenceroomfulloftheirteammates.Today,we’reroutinelyholdingvideoconferencesthatare100%virtual(虛擬).Andthisiscreatingaproblemthattechnologycan’tfix.Theproblemisus,specificallythefactthatwehaven’tevolvedsociallytothepointwherewecanbearmuchseparation.Somuchofourwell-beingandworkproductivityisdecidedonhowclosewearephysically.Theremovalofthatforanyperiodoftimecanbeseverelydamaging.Onesurprisingvictimofsocialdistancingislaughter.Normallypeoplelaughabout18timesperday.And97%ofthattimewe’relaughingwithothers—weare30timesmorelikelytolaughwithothersthantolaughalone.Thinkaboutit:howoftenwhenyouandyourfriendslaughatsomething,isthatsomethingactuallyfunny?Researchshowsthat80%ofwhatpeoplelaughatisreallynotthatfunny.Sowhydopeoplelaugh?Theylaughinordertolaughwithothers.Justaseveryonestartsyawning(打哈欠)whenjustonepersonyawns,mostpeoplecan’thelpbutlaughwhenthosearoundthemdo.ThisiswhyTVcomedyshowsoftenuseprerecordedlaughtracks.Laughinginresponsetootherpeople’slaughingisnotjustabehavioralphenomenon.Whenwelaugh,ourbodyproducestwokeychemicals:endorphinwhichhelpsrelievepainandsetsofffeelingsofpleasure,anddopaminewhichcanimprovelearning,motivationandattention.Infact,studiesshowthatpeoplecanstand15%morepainsimplybylaughingforafewminutesbeforehand.Laughterisalsoassociatedwithhighermotivationandproductivityatwork.Intoday’shome-alone,virtual-teamworld,thisisexactlywhatyouasateamleadershouldbedoing:foryourteammemberstostayhealthyandproductive,youneedtogetthemtolaughmoreandstressless.Whatistheproblemmentionedatthestartofthetext?A.Physicalweakness. B.Lackoftechnology.C.Socialdistancing. D.Relianceonvirtualconference.Theunderlinedword“This”inparagraph4referstothefactthat__________.A.laughtracksarepopular B.laughingisuncontrollableC.laughingstartswithyawning D.laughingcomesmoreeasilyingroupsWhatisparagraph5mainlyabout?A.Whylaughingisimportanttowork.B.Howlaughingkeepsusphysicallyhealthy.C.Whetherlaughingisabehavioralphenomenon.D.Whatchemicalsourbodyproduceswhenwelaugh.Whatwouldtheauthormostprobablydiscussnext?A.Concretestepstoproducelaughterinateam.B.Otherfactorsthatmayinfluenceateam’shealth.C.Waystotelltherealworldfromthevirtualworld.D.Theimportanceofmaintainingworkproductivity.28-31CDAAP039DiscoveriesatthefamousSanxingduiruinsinSouthwestChinashowthattheregion’sancientShuKingdomcivilizationsharedsimilaritieswiththeMaya.TheSanxingduiruinsbelongedtotheShuKingdomthatexistedatleast4,800yearsagoandlastedmorethan2,000years,whiletheMayancivilizationbuiltitscity-statesaround200AD.Thebronze-maderemainsoftreesunearthedattheruinsoftheShuKingdomresemblethesacredceibatree,whichsymbolizedtheunionofheaven,earthandtheunderworldintheMayancivilization.“Theyareveryimportantsimilarities,”saysSantos,aMexicanarchaeologist(考古學(xué)家),stressingthat“therepresentationsoftreesinbothculturesprovideasymbolismthatisverysimilar”.ThefindingsattheSanxingduiruins,consideredoneofthegreatestarchaeologicaldiscoveriesofthe20thcentury,alsoshowanewaspectofBronzeAgeculture,indicatingtheancientcivilizationalreadyhadtechnologiesthatwerethoughttohavebeendevelopedmuchlater.WhilethetimespanbetweentheShuKingdomandtheMayancultureisgreat,thefindingshighlighttheclosenessbetweenthetwocivilizations.Theydevelopedinareaswithcomparableclimatesandreflectedtheirworldviewthroughrelatedsymbols.“Intheend,manisstillman,independentoftimeandspace.Whatwehaveisthat,atthislatitude(緯度),boththeShupeopleandtheMayanslookedatthesameskyandhadthesamestarsonthehorizon,”theexpertsays.OnenotablefeatureoftherecentdiscoveriesatSanxingduiwasthecross-subjectworkandtechnologyappliedbyteamsofChinesearchaeologists,whichallowedtheunearthingofartifactsasfragileassilkremains,whichothertypesoflesscarefuldiggingmethodswouldnothavebeenabletoregister.CooperationbetweenChineseandMexicanarchaeologistscouldbenefitprojectsintheMayanworld,wheretherainyclimateandhumidityareproblematicfortheconservationofruins.“Everytimeourculturalknowledgeincreases,regardlessofwhetherwespeakonelanguageoranother,whatitshowsusisthatwecontinuetobesisterculturesand,therefore,theexchangeofsuchknowledgeisfundamental,”saysSantos.WhatisasimilaritybetweentheShuKingdomandMayancivilizations?A.Theirstartingtime.B.Theirhistoricalorigins.C.Theirculturalsymbols.D.Theirceremonytraditions.ThefindingsattheSanxingduiruinshaveprovedthat__________.A.silkwasacommonclothingmaterialthenB.sometechnologiesweredevelopedmuchearlierC.theBronzeAgestartedearlierthanpreviouslyassumedD.theShuKingdomandtheMayanworldhadclosecontactWhatisacommonchallengefortheconservationofbothruins?A.Dampweather. B.Positioningofruins.C.Highlatitude. D.Languagebarriers.WhatisthefocusofSantos’quoteinthelastparagraph?A.ThefutureoftheChina-Mexicocooperation.B.Thebenefitsofspeakingadifferentlanguage.C.Theimportanceoftheexchangeofculturalknowledge.D.TheincreasingsisterhoodinculturebetweenChinaandMexico.28-31CBACP040Nowyoucanhavepolarbearsaspenfriends.Firstyou