2020年高三英語(yǔ)第一次模擬考試試題

高三英語(yǔ)第一次模擬考試第一部分閱讀理解(共兩節(jié)，滿分40分)第一節(jié)(共15小題;每小題2分，滿分30分)閱讀下列短文，從每題所給的A、B、C和D四個(gè)選項(xiàng)中，選出最佳選項(xiàng)。ADoyouknowthetoysbelow?Theywereonceamongthemostpopulartoys.1960—EtchASketchFrenchelectricianAndreCassagneshadtheideaofadrawingtoywithajoystick,aglassscreen,andaluminum(鋁)powder.Usingthatidea,theOhioArtCo.launched(推出)theMagicScreenin1960,andyoucoulderasethepicturewithashakeofyourhands.Youcanstillfindthetoytoday.1964—SuperBallWhathappenswhenyouaccidentallycreateaplasticballthatjumps?Thetoycompany,Wham-OInc.,buysyourideaanditendsupsellingmillions.That'sexactlywhathappenedtoNormanStingley,achemicalengineerwhocameuponSuperBall.Atonetime,Wham-Ohadtoproduceover170,000ballsadaytokeepupwiththedemand.Unbelievably,theNationalFootballGamenamedtheSuperBowlgame(awell-knownAmericanfootballgame)afterthisjumpingball.1964—G.I.JoeIn1964,HasbrotoycompanycreatedG.I.Joe,alineofactionfiguresdesignedtorepresentthe4branchesoftheUSArmedForces—ActionSoldier(Army),ActionSailor(Navy),ActionPilot(AirForce),andtheActionMarine(MarineCorps).G.I.Joewasimaginedasanexcellentmilitaryunitdevotedtodefendingcitizens'freedomagainsttheevilpersons.Ithasattractedtheimaginationofboysaroundtheworld.1965—OperationAnunsteadyhandisyourdownfall(敗落的原因)inthegameofOperation,whichwasinventedbyJohnSpinello,astudentattheUniversityofIllinois.Later,Spinellosoldhisrighttothetoytoawell-knowntoydesignerMarvinGlassforasumof$500.OperationiscurrentlymadebyHasbro,withestimatedsalesof$40million.Whichtoyhasarelationshipwiththesportsevent?EtchASketch.B.SuperBall.C.G.I.Joe.D.Operation.WhoprobablyaremostinterestedinG.I.Joe?Thosefondofarts.Thosefondofconstruction.Thosefondofbravesoldiers.Thosefondofkinddoctors.IfyouwanttoplaywithOperationsuccessfully,youshould.keepyourhandstablehavebetterteamworkgetNormanStingley'sguidancehaveajoystickandaglassscreenBAttentionmanagers:thenexttimeyouneedtoinspireyourteamcreatively,bemoreattentivetoyouremployees'feelingswhenyoudelivernegativefeedback（反績(jī)）.Kim，whoworkedasasoftwareengineerforSamsungaftergraduationfromcollege,isfamiliarwithhavinghiscreativeworkpickedapart.“IpersonallyhatehearingnegativefeedbackasmostpeopledoandIwonderedifitreallyimprovedmyperformance,particularlywhenitcametocompletingcreativetasks.”Intwostudies,Kimfoundthatnegativefeedbackcanhelporpreventcreativity.Whatismostimportantiswherethecriticism（批評(píng)）comesfrom.Whencreativeprofessionalsorparticipantsreceivedcriticismfromabossorapeer,theytendedtobelesscreativeintheirlaterwork.Interestingly,ifapersonreceivednegativefeedbackfromanemployeeoflowerrank,theybecamemorecreative.Itmakessensethatemployeesmightfeelthreatenedbycriticismfromtheirmanagers.Supervisors（監(jiān)督員；管理者）havealotofpowerindecidingpromotionsorpayraises.Sonegativefeedbackfromabossmi運(yùn)itcausecareer（職業(yè)）anxiety.Italsostandstoreasonthatfeedbackfromaco-workermightalsobereceivedasthreatening.Weoftencompetewithourpeersforthesamepromotionsandchances.WhatKimfoundmostsurprisingwashowcriticismprovedtoimprovesupervisorsthroughlessonslearnedfromnegativefeedbackthatcamefromtheirfollowers（employeesthattheymanage）.“Butwetendtobelieveweshouldn'tcriticizetheboss，”saysKim.“Inreality，mostsupervisorsdon'tdetestnegativefeedbacksincetheywanttolearnfromit.Anotherreasonisthattheyareinanaturalpowerpositionandcandealwiththediscomfortofnegativefeedbackbetter.”Asforgivingsuggestionstoemployees，bossesshouldpointoutafollower'spoorperformanceorweakpointsintime.Buttheyshouldkeeptheirfeedbackspecifictotasks.Explainhowthepointthey'rediscussingrelatestoonlytheirtaskbehavior,nottoaspectsoftheperson.Meanwhile,feedbackreceiversneedtoworrylesswhenitcomestoreceivingcriticism.What'sthemotivationbehindKim'sstudy?Toworkonhisessaysforgraduation.Tohaveabetterknowledgeofcriticism.Tocallforunderstandingbetweenworkers.Toencourageacultureofcriticismintheworkplace.What'sthemainideaofParagraph4?Whattypicalpowersupervisorspossess.Whatfeedbackcancausecareeranxieties.Howworkerscanhaveagoodimpressiononbosses.Whycertaincriticismharmsaperson'sperformance.WhatamazedKimmostlyinthestudy?Somepeopleenjoynegativefeedback.Employeesarebravetocriticizetheboss.CFollowers'criticismmaybenefitmanagers.Manybossessometimesstruggleintheirwork.Whatdoestheunderlinedword“detest”inParagraph6mostprobablymean?Hate.B.Understand.C.Discuss.D.Provide.CRecentlyaccordingtoanewresearch，humanshavehadalinktostarches（含淀粉的食物）forupto120,000years—that'smorethan100,000yearslongerthanwe'vebeenabletoplanttheminthesoilduringthetimeoftheIceAge'sdrawingtoanend.TheresearchispartofanongoingstudyintothehistoryofMiddleStoneAgecommunities.AninternationalteamofscientistsidentifiedevidenceofprehistoricstarchconsumptionintheKlasiesRiverCave,inpresent-daySouthAfrica.Analyzingsmall,ashy,undisturbedhearths（壁爐）insidethecave,there-searchersfound“piecesofburnedstarches”rangingfromaround120,000to65,000yearsold.Itmadethemtheoldestknownexamplesofstarcheseatenbyhumans.Thefindingsdonotcomeasacompletesurprise—butratheraswelcomeconfirmationofoldertheoriesthatlackedtherelatedevidence.TheleadauthorCynthiaLarbeysaidthattherehadpreviouslyonlybeengenetic（基因的）biologicalevidencetosuggestthathumanshadbeeneatingstarchforthislong.Thisnewevidence,however,takesusdirectlytothedinnertable,andsupportsthepreviousassumptionthathumans，digestiongenesgraduallyevolvedinordertofitintoanincreaseddigestionofstarch.Co-authorSarahWurzsaid,“ThestarchremainsshowthattheseearlyhumanslivingintheKlasiesRiverCavecouldbattleagainsttheirtoughenvironmentandfindsuitablefoodsandperhapsmedicines.Andasmuchasweallstilldesirethetubers（塊莖），thesecavecommunitiesweregrillingstarchessuchaspotatoesontheirfoot-longhearths.Theyknewhowtobalancetheirdietsaswellastheycould,withfatsfromlocalfishandotheranimals.”Asearlyasthe1990s,someresearchersstartedtostudythehearthsintheKlasiesRiverCave.ScientistHilaryDeaconfirstsuggestedthatthesehearthscontainedburnedplants.Atthetime,thepropermethodsofexaminingtheremainswerenotyetavailable.Wenowknowhumanbeingshavealwaysbeensearchingfortheirdesiredthings.Whendidhumansbegintofarmstarches?AftertheIceAge.AftertheMiddleStoneAge.About20,000yearsago.About100,000yearsago.Accordingtothescientists,remainsintheKlasiesRiverCaveshowthatSouthAfricaoncehadrichsoiltogrowcropshearthswerewidespreadinearlyhumanhistoryearlyhumanspossiblydroveawayanimalsbyfiresettlerstheremighthaveusedfiretocookstarchesWhatwasthepreviousassumptionofstarches?Starchdietpromotedfoodculture.Starchdietshapedhumans'evolution.Starcheshadavarietyoffunctions.Starchesofferedhumansrichnutrition.WhatcanwelearnabouttheearlyhumansdescribedbySarahWurz?Theyweresmartandtough.Theypreferredplantstomeat.Theyweregenerallyveryhealthy.Theygotalongwitheachother.DEveryoneknowsthattohelplessentheongoingclimatecrisis,weneedtoplantnewtrees.ApaperrecentlypublishedinSciencepredictsthatourEarthcouldsupportanadditional9,000,000sqkmofforest,potentiallyhosting500billiontreesthatareabletoabsorbmorethan200billiontonnesofCO2.Itwouldbeaserioushelp.TheEarth'slandis149,000,000sqkm.Accordingtoourstudy,whenwetakeoutglaciers（冰川）anddeserts,weareleftwith104,000,000sqkm.Whenwefurthertakeoutcities,freshwater,forests,etc.,wefinallyget51,000,000sqkmofarable（適于耕種的）landbadlyneededtofeed7.5billionhumanbeings.Veryfewpeopleareawareofthegreatcomplexityofthewholesystem.“Widespreaduseatthescaleofmillionsofsquarekilometersgloballyoftree-plantingandbioenergycrops（用于制造生物能源的農(nóng)作物）planting,”readsanIPCCreport,ucouldhavepotentiallybadconsequencesforfoodsecurityandlanddegradation（退化）.”Inotherwords,morewidespreadmonoculture（單一栽培）andmorebioenergycropscoulddegradesoil.Bioenergynowhasa50percentshareoftheworld'srenewableenergyconsumption,accordingtoexpertFatihBirol'swords“:asmuchaswind,solarandallotherscombined”.It'sgoodnews，butnotentirely.Onereasonisthatrisingoceanlevelsanddesertsspreadingaretakingawaymorearableland.Sowearriveatatoughchoice.Shouldweuseoursparesoilforagriculture,reforestationorbioenergy?Firstly,whenplanningtouselotsofsparelandtogrowtrees,weshouldnoticethatlastyear,36,000sqkmofforestwascutdown.Sowouldn'titbebettertostartbystoppingcuttingdownforestsaltogether?Besides,animalfarmingtakesup77percentoftheworld'sarablelandandprovidesuswith18percentofthecalories.Shouldn'twegloballycutbackonmeatconsumption?Lastly,modembioenergy,whichismadefromnon-food-crops,isalreadyavailable.Shouldn'tweavoidfirst-generationbiofuels，whichareobtainedfromfoodcrops?WhatdoestheSciencepaperpredict?Peoplewillbemoreactiveinplantingtrees.Theclimatechangewilllesseninthefuture.LargequantitiesoftreescanhelphandleC02.Treeswillplayamuchbiggerroleinourdailylife.WhatarethefiguresinParagraph2mainlyintendedtoshow?Humansfaceafreshwatercrisis.TheEarthslandhasvariousfunctions.ForeststakeupasmallpartoftheEarth'sland.Thearablelandishardtofeedtheworld'spopulation.WhatcanbeinferredfromtheIPCCreport?Plantingtreesbenefitsbioenergycrops.Morelandcanbeusedforgrowingbioenergycrops.Theconditionofplentyoflandhasbeenimproved.Largescaleoftree-plantingmaybeadouble-edgedsword.What'sthelastparagraphmainlyabout?Howtoproperlyuseoursparesoil.Howtoproducemoretreesandbiofuels.Whytoprotectourenvironment.Whattoknowaboutourroleinnature.第二節(jié)（共5小題;每小題2分，滿分10分）根據(jù)短文內(nèi)容，從短文后的選項(xiàng)中選出能填入空白處的最佳選項(xiàng)。選項(xiàng)中有兩項(xiàng)為多余選項(xiàng)。Socialpsychology'srootswerelaidinthelate1800sofEurope.Socialpsychologybecameadistinctdisciplineinthe1920s.16Hewascalledthe“father"ofthediscipline.17Socialpsychologystudiespeople'sattitudes,beliefs,andbehaviors.Italsoexaminesinterpersonalinteraction,analyzingthewayinwhichsomeoneinteractswithotherpeople.Italsoexaminesculturalinfluenceslikeadvertisements,books,films,television,andradio.Socialpsychologistsliketouseempirical（以實(shí)驗(yàn)為依據(jù)的）methodstoconductstudiesintheirfields.Thesemethodsofteninvolveexperimentswhichcanbringupcomplexethical（倫理的）problems.OneofthemostinfamoussocialpsychologyexperimentswastheStanfordPrisonExperiment.18Toavoidarepeatofsuchquestionableexperiments,socialpsychologistsrelyontheeffortsofethicscommitteestoensurethattheirworkisethicallyallowable.Thestudyofsocialpsychologyissignificant.Itcanexplainhowgroupsmakedecisions,whichsocialconditionscanleadtoimproperbehavior,etc.Andsocialpsychologistsareconstantlylearningmoreaboutthesciencebehindhumaninteractions.19Ifyouwanttolearnmoreaboutthisfieldofpsychology,youmaybeabletotakeanintroductorycourseatalocalcollegeinyourarea.20Onceyoustartstudyingthediscipline,trytobedevotedtoit!?Oryoumaygivelecturesonthisfield.Socialpsychologydealswithawiderangeofareas.Itwasshutdownatlastbecauseitgotoutofcontrol.OneofthemajorinfluencesinthefieldwasKurtLewin.Sosocialpsychologyisadisciplinethat'sbeneficialtohumans.Zimbardoisalsoaveryfamoussocialpsychologistintheworld.Youcanalsoconsultyourlibraryforsomepublishedtextsonthesubject.第二部分語(yǔ)言知識(shí)運(yùn)用（共兩節(jié)，滿分45分）第一節(jié)完形填空（共20小題;每小題1.5分，滿分30分）閱讀下面短文，從短文后各題所給的A、B、C和D四個(gè)選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)。BrandonSteinercreatedthebagel（百吉餅）businessattheageof12.21,thebusinesswasn'tgreat.Meanwhile,hedeliveredpaperseverymorning.WhathismothersaidgaveSteinergreat22.Whendeliveringpapersthen,hestarted23eachcustomerabagel.Withinamonthhewasmakinghisdeliveriesinasmallshoppingcart24250paperseachdayweretoomuchforhisbike.Later,theimprovementofhisbusiness25hisreplacingthesmallcartwithalargeone.Steinermade$5.50anhourbystarting26at4:30amanditwasaprettyhighincomeforakidinthe1970s.Thisexperienceisoneofhisinvaluablelife27,whichshowshisremarkablebusiness28.He29asanincrediblysuccessfulentrepreneurwhorevolutionizedthesportsmemorabilia（纟己念品）30,turningasmallfirmwith“$4,000,acomputerandaworker"intoSteinerSports,helpingothersmallrelatedcompaniesto31theirbusiness.SteinerSportshasspent25yearsbuildinga32withmorethan2,000athletes.SteinerSportsisalsothe33producerofcollectibles（收藏品）fromathleticstarslikeDerekJeterandPeytonManning.Steinerhas34countlessbaseballsandfootballhelmets,andsignedsportsshirts.Asonemightguess,therearealotofstories35toSteiner.HesoldhisSteinerSportstoOmnicomGroupforareported$25million.36_sellingit,Steinerstilloffersadvicetohelprunthecompanythatwas37.byhimself.Hehasalsowrittensomebooksonhis38.ThekidfromBrooklyn,whonowlivesinScarsdale,NY,39somuchwhengrowingfromanewspaperdeliveryboytoa(n)40entrepreneurandwriter.21.22.A.MoreoverA.ambitionB.HoweverB.adaptationC.ThereforeD.AnywayC.conclusionD.inspiration23.A.bringingB.findingC.buyingD.passing24.A.thoughB.ifC.sinceD.but25.A.contributedtoB.reliedonC.figuredoutD.wrestledwith26.A.studyingB.cookingC.exercisingD.working27.A.goalsB.lessonsC.dreamsD.activitiesA.interestB.determinationC.talentD.qualificationA.endedupB.resultedinC.brokeoutD.tookonA.cultureB.competitionC.educationD.industryA.mindB.practiseC.expandD.manageA.scholarshipB.ownershipC.membershipD.relationshipA.leadingB.privateC.efficientD.foreignA.receivedB.exportedC.marketedD.purchasedA.equalB.relativeC.trueD.similarA.OnbehalfofB.InconsequenceofC.OnaccountofD.InspiteofA.motivatedB.deservedC.establishedD.rememberedA.importanceB.experiencesC.perfectionD.differencesA.struggledB.requiredC.donatedD.sharedA.well-knownB.easy-goingC.broad-mindedD.kind-hearted第二節(jié)(共10小題;每小題1.5分，滿分15分)閱讀下面短文，在空白處填入1個(gè)適當(dāng)?shù)膯卧~或括號(hào)內(nèi)單詞的正確形式。Haven'tyoualwayswonderedwhythebeginningandtheendofthepresentschoolyeardon'tlineupwiththecalendaryear?Well,(41)answermightsurpriseyou:theschoolyearactually(42)(date)backtothetimewhenthefarmingscheduletookprecedenceover(優(yōu)先于，比重要)everythingelse—evenschooling.Farmingcanonlybedoneinspring,summer,andfall.Familiesneededkids5help,sotheirschoolingtookplaceinthecoldermonths(43)nothingcouldbeplantedorharvested.Thuskidscouldhelpwithfarmdutiesduringbusyseasons.Large(44)(city)operateddifferently.Becausepeopletheredidn'trelyonfanning(45)(earn)aliving,kidscouldgotoschoolallyearroundandtakeafewshortvacationsthroughout.Wheneducationstartedtobecomemorevaluableinsociety,much(46)(strict)ruleshadtobemadesothattherewouldbemoreuniformity(一致，統(tǒng)一)intheschoolsystem.In1852,Massachusettsbecamethefirststatetoenactacompulsorypubliclaw,makingitcompulsory(47)bothruralareasandurbanareastoofferschooling.Parents(48)(fine)iftheydidn'tsendchildrentoschools.(49)(short)afterMassachusettsenactedthelaw,acompromise(50)(make)betweenurbanandruralschoolsystemslettheschoolyearstartinthefallsokidscouldhelpwithfanningduringthesummer.第三部分寫(xiě)作(共兩節(jié)，f滿分35+)第一節(jié)短文改錯(cuò)(共10小題;每小題1分，滿分10分)假定英語(yǔ)課上老師要求同桌之間交換修改作文，請(qǐng)你修改你同桌寫(xiě)的以下作文。文中共有10處語(yǔ)言錯(cuò)誤，每句中最多有兩處，每處錯(cuò)誤僅涉及一個(gè)單詞的增加、刪除或修改。增加:在缺詞處加一個(gè)漏字符號(hào)(人)，并在其下面寫(xiě)出該加的詞。刪除:把多佘的詞用斜線(\)劃掉。修改:在錯(cuò)的詞下劃一橫線，并在該詞下面寫(xiě)出修改后的詞。注意：1.每處錯(cuò)誤及其修改均僅限一詞；只允許修改10處，多者(從第11處起)不計(jì)分。BarbaraisoneofmyfavoriteWalmartemployee.Takeoneglance,andyou'llfindshehasjoyburyingdeepinhersoul.IgottoknowBarbarathecoupleofweeksago.Shewasmycashier.AndIcouldn'thelpbuttoadmireherfancy,fall-themedheadband,thatshemadeusingautumnleavesandflowers.Aspeoplejoyfullycommentedherheadband,shesmiled.Thanksgivingwasoneofthebusytimesoftheyear,especiallyforcheckoutworkersinthesupermarket.Barbaracouldhavechosetojustputherheaddownandscangroceries.However,shedidn't.Shechosetogreeteachcustomerwarm.Shenotonlyentertainedherbutalsootherpeople.第二節(jié)書(shū)面表達(dá)（滿分25分）假如你是李華，你想邀請(qǐng)你的好友Chris參加你堂哥的婚禮，讓她體驗(yàn)中國(guó)的婚禮文化。請(qǐng)給Chris寫(xiě)封信，內(nèi)容包括：發(fā)出邀請(qǐng)；簡(jiǎn)介婚禮（如時(shí)間、地點(diǎn)、流程）；婚禮禮儀（如服飾和用餐禮儀）。詞數(shù)：100左右；可以適當(dāng)增加細(xì)節(jié)，以使行文連貫。1-5BCABD6-10CACDB11-15ACDDA16-20DBCEG21-25BDACA26-30DBCAD31-35CDACB36-40DCBAA41-50(Onepossibleversion)41.the43.when45.toearn47.for49.Shortly42.dates44.cities46.stricter48.wouldbefined50.made短文改錯(cuò)(Onepossibleversion)BarbaraisoneofmyfavoriteWalmartemployee.Takeoneglance,andyoUIIfindshehasemployeesjoyburyingdeepinhersoul.IgottoknowBarbarathecoupleofweeksago.Shewasmycashier.buriedAndIcouldn'thelpbuttoadmireherfancy,fal-themedheadband,thatshemadeusingautumn刪除whichleavesandflowers.AspeoplejoyfullycommentedAherheadband,shesmiled.Thanksgivingonwasoneofthebusytimesoftheyear,especiallyforcheckoutworkersinthesupermarket.Barbarabusiestcouldhavechosetojustputherheaddownandscangroceries.However,shedidn't.Shechosetochosengreeteachcustomerwarm.Shenotonlyentertainedherbutalsootherpeople.warmlyherself書(shū)面表達(dá)(Onepossibleversion)DearChris,I'dlikeyoutoattendmycousin'swedding,whereyoucanhaveagoodexperienceofChineseweddingculture.TheweddingistobeheldinYingchunHotelonMay5.Inthemorning,we'llfirstgotopickupthebrideatherhome.Atabouttwelveo'clock,thetraditionalweddingceremonywillbeheldinthegroom'shome.Aftertheceremony,itwillbetheweddingfeast,duringwhichweshouldavoidbreakinganybowlorplatesincethebrokenbowlorplateisconsideredtolikelypredictanunhappymarriage.Asfortheclothes,we'dbetternotwearblackones.Ifyouwanttolearnmoreaboutthewedding,pleasecontactme.Yours,LiHua閱讀理解第一節(jié)A導(dǎo)語(yǔ)：文章是一篇應(yīng)用文。介紹了曾經(jīng)很流行的幾款玩具。B。細(xì)節(jié)理解題。根據(jù)1964—SuperBall部分中的theNFLnamedtheSuperBowlgame(a...game)afterthisjumpingball.可知，(美國(guó))超級(jí)碗橄欖球賽以這個(gè)彈跳球來(lái)命名比賽。C。推理判斷題。根據(jù)1964—G.l.Joe部分中的In1964,HasbrotoycompanycreatedGIJoe,...andtheActionMarine(MarineCorps).可知，喜愛(ài)勇敢的戰(zhàn)士的人，可能對(duì)GIJoe最感興趣。A。細(xì)節(jié)理解題。根據(jù)1965—Operation部分中的AnunsteadyhandisyourdownfallinthegameofOperation可知，要確保手保持穩(wěn)定，才能成功地完成Operation這款游戲。B導(dǎo)語(yǔ)：本文是一篇議論文。作者以Kim有關(guān)批評(píng)與創(chuàng)造力的研究為論據(jù)，論述了我們應(yīng)該怎樣看待批評(píng)與創(chuàng)造力之間的關(guān)系，以及怎樣反饋和接受批評(píng)。B。細(xì)節(jié)理解題。根據(jù)第二段的Kim,whoworkedasasoftwareengineer...“Ipersonallyhate...creativetasks.”可知，Kim開(kāi)展研究是想更好地了解批評(píng)。Do主旨大意題。結(jié)合第三段的內(nèi)容并通讀第四段并可知，第四段的主旨是：為什么來(lái)自上級(jí)或同事的批評(píng)會(huì)抑制一個(gè)人的創(chuàng)造力。C。細(xì)節(jié)理解題。根據(jù)第五段的WhatKimfoundmostsurprising...(employeesthattheymanage).可知，令人驚訝的發(fā)現(xiàn)是：下級(jí)的批評(píng)對(duì)管理者有利。A。詞義猜測(cè)題。根據(jù)第六段的Inreality,mostsupervisors...feedbackbetter可知，管理者實(shí)際上并沒(méi)有那么討厭下屬的消極反饋。C導(dǎo)語(yǔ)：本文是一篇說(shuō)明文。研究者在南非的一個(gè)洞穴里有關(guān)古人食用淀粉類植物的研究發(fā)現(xiàn)。C。數(shù)字計(jì)算題。根據(jù)第一段的...forupto120,000years—that'smorethan100,000hesoil可知，人類是在20,000年以前開(kāi)始種植含淀粉類植物。D。細(xì)節(jié)理解題。根據(jù)第二段的...theresearchersfound“piecesofburnedstarches”...starcheseatenbyhumans.并結(jié)合全文內(nèi)容可知，KlasiesRiverCave的遺跡顯示：居住在此洞穴的人可能使用火來(lái)烹飪含淀粉類植物。B。細(xì)節(jié)理解題。根據(jù)第三段的thepreviousassumptionthathumans'digestiongenes...digestionofstarch可知之前提出的假設(shè)是：食用淀粉的飲食方式影響了人類身體方面的進(jìn)化。A。推理判斷題。根據(jù)第四段內(nèi)容Co-authorSarahWurzsaid,“Thestarchremainsshowthattheseearlyhumans...otheranimals.”可推知，SarahWurz認(rèn)為這些早期人類聰慧而又堅(jiān)韌不拔。D導(dǎo)語(yǔ)：本文是一篇議論文。話題是如何使用地球上的土地。作者認(rèn)為不能一味地把大片的可利用的土地用來(lái)植樹(shù)造林和種植（用來(lái)制造生物能源的）作物。C。細(xì)節(jié)理解題。根據(jù)第一段的Apaperrecentlypublished...absorbmorethan200billiontonnesofCO2.可知，雜志上的報(bào)告預(yù)測(cè)：大量的樹(shù)木可以幫助來(lái)解決二氧化碳的問(wèn)題。Do寫(xiě)作意圖題。根據(jù)第二段的Takeoutcities（1.5million）...badlyneededtofeed7.5billionhumanbeings?可知，這些數(shù)字是用來(lái)說(shuō)明適于耕作的土地面積有限，很難養(yǎng)活現(xiàn)在世界上所有的人口。D。細(xì)節(jié)理解題。根據(jù)第三段的“Widespreaduse...oftree-planting...landdegradation,”readsanIPCCreport.可知，用大面積的土地來(lái)植樹(shù)造林，一方面可能影響耕地面積，從而影響糧食安全，另一方面可能會(huì)引起土壤退化，故大