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5年(2018-2022)中考1年模拟英语真题分项汇编(广东专用)专题03阅读理解之说明文(2022·广东广州·中考真题)CharlesDarwinEarlyyearsCharlesDarwinwasoneofthesixchildrenfromabigfamily.HisgrandfatherandfatherweredoctorsandtheyoungDarwinwenttoEdinburghUniversitytostudymedicine.However,hehatedtoseebloodandhesoonrealizedthathecouldn’tbeadoctor.HethenwenttoCambridgeUniversityanddiscoveredthathehadagreatinterestinstudyingplants,insectsandanimals.Luckily,oneofDarwin’suniversityteachershelpedhim,jointheperfecttripforabiologist:avoyagearoundtheworldtostudynature.TheBeagleIn1831,CharlesDarwinleftPlymouthonTheBeagle,ashipthattookhimaroundtheworldforfiveyears.Whilehewastravelling,hestudiedtheplantsandanimalsinthecountriesandontheislandsthattheshipvisited.DarwinalsospenthistimeonTheBeaglewritingnotesaboutthethingshehadseen.WhenhefinallyarrivedbackinBritain,Darwinwasalreadystartingtocreatehisfamoustheorythatalllivingthingshadacommonancestor(祖先).DownhouseAthomeatDownHouse,aplacethatyoucanstillvisittoday,Darwinwrotemanyarticlesandbooksabouthistravels,buthedidn’twanttomakeanythingabouthistheoryknowntothepublic.Heworkedinhisstudy,wherehewrote250,000wordsabouthistheoryofevolution(进化论),buthewasfrightenedaboutwhatpeoplemightsayabouthisideathatmonkeysweretheancestorsofhumans.Hethoughtthepublicwouldbeagainstitandwassofrightenedthathebecameillwithworry.However,whenanotherscientiststartedtowriteaboutsimilarideas,Darwindecidedtoprinthisbook,OntheOriginofSpecies.MostscientistsacceptedDarwin’stheoryandpeoplecontinuetostudyittoday.On12thFebruary,thedayhewasborn,DarwinDayiscelebratedaroundtheworldtoencouragemorepeopletostudythenaturalworld.10.WhatcausedDarwintogiveuphisstudyofmedicine?A.Hedidn’tlikeseeingblood. B.Hefoundthestudiestoodifficult.C.Hewaspushedtogiveupbyhisfamily. D.Hewasadvisedtostudynaturalscience.11.WhywasthetriponTheBeagleimportanttoDarwin?A.Ithelpedhimtofinishhisstudyattheuniversity.B.Itallowedhimtochangehismindabouthisfuture.C.Itgavehimideasaboutthebeginningsofhumanlife.D.Itgothimtocompletehismostfamousbookontheship.12.InwhatorderdidthefollowinghappeninDarwin’slife?a.HearrivedbackinBritainin1836.b.Hethoughtthepublicwouldnotsupporthisideas.c.Hebecameinterestedinstudyingthenaturalworld.d.Heprintedhisfamousbook,OntheOriginofSpecies.e.Hereceivedhelptogetaplaceonatriparoundtheworld.f.Hestudiedtheplantsandanimalsontheislandshevisited.A.e→f→c→a→b→d B.c→e→f→a→b→d C.e→f→a→c→d→b D.c→e→f→d→a→b13.Whydidthewriterincludethelastparagraph?A.TointroduceDarwin’sfamousbook.B.TotellhowpeoplecelebrateDarwinDay.C.ToexplainwhypeopleacceptDarwin’sideas.D.ToshowDarwin’sinfluenceonnaturalscience.(2022·广东广州·中考真题)Whenyouandyourfriendsturntoeachothertotalkaboutproblemsortroubles,yougiveeachotheradviceandhelp.Oneimportantthingofourgrowthistomakedecisionstohelpourfriendsandlearntosupporteachother.Thisrequiresustolearnwhatitmeanstohelpfriendsandhowtohelptheminrightways.Thefirststeptowardhelpingothersistoidentifythattheyneedhelp.Weallknowthatdifficultiesarepartofourdailylives.However,sometimessmallthingscanleadtomoreseriousproblemsthatrequiremorehelp.It’simportanttomakesurewhentohelpafriend.Forexample,youmaypickupsomesignsthatyourfriendsarenotactinglikethemselves.Thesesignsshowtheymaynotbewell.Thenextsteptowardhelpingothersistolisten.Payingattentiontootherswhilelisteningisveryimportantthroughoutourlife.Whenwecommunicatewithothers,weneedtolearnwhentospeakandwhennotto.Aslisteners,weshouldtrytounderstandwhatthespeakersarefeelingorexperiencingandtrytoseethingsfromtheirperspectives.Listeningandpayingattentiontootherswhentheyspeakisasignofrespectandaskillthatwillleadtodeeperandbetterrelationships.19.Whatisthepurposeofthepassage?A.Todiscusswhypeoplehelpeachother. B.Todescribetheproblemsofgivinghelp.C.Tointroducetheadvantagesofgivinghelp. D.Toexplainhowwecanhelpothersproperly.20.Whatdoestheunderlinedword“identify”inparagraph2mean?A.Require. B.Discover. C.Suggest. D.Remember.21.Whatisthemainideaofparagraph3?A.Actasagoodlistenertoyourfriends. B.Learnhowtogiveadvicetoyourfriends.C.Payattentiontoyourfriends’unusualacts. D.Buildgoodrelationshipswithyourfriends.22.Accordingtothewriter,whatshouldyoudoifyourfriendsdon’tfollowyouradviceontheirseriousproblems?A.Keeptheirproblemsassecrets. B.Letthemmaketheirowndecisions.C.Findoutthecausesoftheirproblems. D.Gethelpfromtheirtrustedteachers.(2022·广东广州·中考真题)Imagineyouareinanewcity.Youasksomeonehowtogettoabookstore.Theytellyoutogostraight,turnleft,andyouwillfinditonyourleft.Infact,youcanalsofindyourwaywithaphone.Nowimagineyouareinanoutdoorgame.Youonlyhaveamapandacompass,andinsteadofrunningdownacityroad,youmayneedtorunaroundinthewoods,climboverrocksandgoupanddownhills.Welcometoorienteering!Inthegameoforienteering,playersuseamapandacompasstofindstations.Thesestationsarecalledcontrols.Aspecialflag,usuallyinbrightcolours,markseachcontrol.Controlsarenoteasytofind.Theymaybeinfrontofabigrockorbehindatree.Inmostofthegames,you’llhavetofindcontrolsinnumberedorder,butinsomegamesyoucanchangetheorder.Ateachcontrol,playersmarkacardtheycarrywiththemandthecardwillbemarkedindifferentways(SeeFigure1).Thecardsareveryimportantbecauseplayersmustfindallthecontrolstowin.Ifsomeonemissesacontrol,theywon’thavethatmarkontheircards.Theymightcrossthefinishlinefirst,butthenextpersontofinishwithafullcardwillwinthegame.OrienteeringControlCardCultureNote:ThefirstcompasswasinventedbyancientChinesepeople.IthelpsyoufindyourwaybyalwayspointingtotheNorth.NameStarttimeCourseAgeClassFinishtime123456789101112Figure123.Whatwillplayerscarryinthegame?A.Amap,acompassandaflag. B.Aflag,acompassandacard.C.Acompass,amapandacard. D.Aphone,acompassandamap.24.Whichofthefollowingisaruleofthegame?A.Youdon’tneedtomarkthecards.B.Youcan’tmissanyofthecontrolstowin.C.Youhavetofindcontrolsinnumberedorder.D.Youmustbethefirsttopassthefinishlinetowin.25.HowmanycontrolshasAnnafinishedinthegame?A.9. B.10. C.11. D.12.(2019·广东中考真题)Inourdailylife,robotsareoftenfoundtodoworkthatistoodangerous,boring,difficult,ordirty.Andweoftenseekidsplaywithtoyrobots.Butwhatexactlyisarobot?Therearesomeimportantcharacteristics(特征)thatarobotmusthave.Thesecharacteristicsmighthelpyoutodecidewhatisandwhatisnotarobot.Itwillalsohelpyoutodecidewhatyouwillneedtobuildintoamachinebeforeitcanbeconsideredasarobot.Arobothastheseimportantcharacteristics.SensingFirstofall,yourrobotwouldhavetobeabletosensetheenvironmentaroundit.Giveyourrobotsensors(传感器):lightsensors(eyes),touchsensors(hands),chemicalsensors(nose),hearingsensors(ears)andtastesensors(tongue).MovementArobotneedstobeabletomovearounditsenvironment.Itcanmoveonwheel,walkonlegsorbedrivenbysmallengines(发动机).Arobotcanmoveeitherthewholebodyorjustpartsofit.EnergyArobotneedstobeabletopoweritself.Somerobotsmightpoweritselfwithsunlight,somemightwithelectricity,whileotherswiththebattery(电池).Thewayyourrobotgetsitsenergywilldependonwhatyourrobotneedstodo.IntelligenceArobotneedssomekindof"smarts".Aprogrammeristhepersonwhogivestherobotits"smarts".Therobotwillhavetohaveacertainwaytoreceivetheprogramsothatitknowswhatitistodo.42.The

underlined

word

"it"

in

Paragraph

2

is

about____.A.the

toy B.the

characteristic C.the

machine D.the

engine43.The

chemical

sensors

may

help

a

robot

to____.A.See B.catch C.hear D.smell44.In

how

many

ways

can

a

robot

power

itself

according

to

the

passage?A.Two. B.Three. C.Four. D.Five.45.The

Chinese

meaning

of

"Intelligence"

in

the

last

paragraph

is____.A.能源 B.勤奋 C.智能 D.外观46.What

is

the

main

purpose

of

the

passage?A.To

help

people

understand

what

a

robot

is.B.To

tell

what

a

robot

can

do

in

our

life.C.To

describe

the

movement

of

a

robot.D.To

introduce

the

history

of

robots.(2019·广东广州中考真题)Theysaythat“travelisthebestteacher”andthereisnobetterexampleofthisideathantheMingdynastytravelwriterandgeographerXuXiake(1587-1641).HisbookTheTravelNotesofXuXiake,notonlyencouragedaloveoftravellingamongChinesepeoplebutprovidedimportantscientificinformationaboutthecountry'slandandgeography.BornintoawealthyJiangyinfamily,Xubecameinterestedinbooksaboutdifferentplacesatanearlyageandwantedtotravel.Whenhewas18,however,Xu'sfatherdiedandso,itseemedimpossibleforhistravellingdreams.Henowwasresponsibleforthefamilyfarmandtakingcareofhis60-year-oldmotherastraditionrequired.Buthismotherhaddifferentideas.Understandingherson’sloveoftravelandvaluingtheknowledgehecouldgetfromsuchexperiences,thismodern-thinkingwomanrefusedtokeephersonathome.SheagreedthatXucouldtravelforthreemonthseveryyear,whentherewaslessfarmwork.Soattheageoftwentyandwithhismother'ssupport,Xusetoffforthefirsttime,leavingbehindnotonlyhismotherbuthisnewwifeaswell.Hewouldrepeatthisgoodbyeeachyearformostofthenext30years.Duringthistime,hetravelledthroughouttheMingkingdom,carefullystudyingthelandshepassedthroughandrecordinghisexperiencesandmanydiscoveriesinadiary.Thisdiary,whichoncehadover500,000words,wouldeventuallybecomeTheTravelNotesofXuXiake.Althoughrich,Xuavoidedcomfortabletravel,preferringtogoalmosteverywhereonfoot.Thiswayhecouldresearchtheenvironmentindetailandgetatruepictureofthenaturalworld.Manyofhistripsweretohard-to-reachmountainareas,andthroughwildforestswherefewpeoplelived.Hiswillingnesstofacehardshipscameatacost,however.Progresswasslowandtiringandhewasfrequentlysick,robbedandbeatenduringhisjourneysSadlyXubecameseriouslyillduringhislastandlongestjourney,a4-yeartripthroughtheSouthwestofChina.Hediedin1641,soonafterreturningtohishometownforthelasttime.Whenhisdiarywasfinallyprintedyearsafterhisdeath,muchofithadbeendestroyedorlost.Althoughincomplete,itstillmadeXuatravellinglegendaroundtheworld.47.Whatisthepassagemainlyabout______.A.ThegeneraldetailsofXuXiake'slifestoryB.ThedifficultiesXuXiakefacedinhistravelsC.TheimportantdiscoveriesmadebyXuXiakeD.TheinfluenceofXu'sbookTheTravelNotesofXuXiake48.WhichofthefollowingbestdescribesXu'smother?A.Strictbutinteresting B.KindbutuneducatedC.Helpfulandhardworking D.Supportiveandopen-minded49.WhydidXupreferwalkingduringhistravels?A.Itgavehimthechancetomeetdifferentkindsofpeople.B.Ithelpedhimtosavemoneyandtravelforalongertime.C.Itallowedhimtoseeandstudytheenvironmentindetail.D.Itwastheonlywaytoreachtheplaceshewasinterestedin.50.WhatistrueaboutXu'sbookTheTravelNotesofXuXiake?A.ItwasonlymadepublicafterXudied.B.ItmadeXuveryfamousduringhislifetime.C.ItwasthefirsttravelbookeverwritteninChina.D.ItwasmainlyaboutthedifferentpeopleofChina.51.WhatisthecorrectorderforthefollowingeventsfromXu'slife?a.Hewentonhisfirstjourney.b.Hisbookwasfinallyprinted.c.Hereturnedtohishometownforthelasttime.d.Hedevelopedaninterestinbooksaboutotherplaces.e.Hestartedmanagingthefamilyfarmafterhisfatherdied.A.a-e-d-c-bB.d-e-a-c-bC.d-e-a-b-cD.e-d-a-b-c(2019·广东深圳市·中考真题)Sendingpackets,shoppingforeverydaygoodsandevenbuildingahouse,thesearenewskillsthatnewrobotsshowattheWorldRobotExhibition.RoBohoNScientistsarerecommendingthelatesttalkingrobots.Theycanbehighlyintelligentintheirresponses.RoBohoN,just10cmtall,makesalivelydescriptionoftheGreatWallandthePalaceMuseum.ItcanspeakChinese,Englishoranyotherlanguageyoulike.HumanSupportThisrobotstandsat1mtallandlookslikeacontainerwitharms.Itprovidesmuchsupporttodifferentplacesandkeepsintouchwiththeoutsideworldthroughtheinternet.HRP﹣5PAsworldcitiescontinuedeveloping,therearebuildingsiteseverywhere,buttherearen'tenoughpeopletobuildthem.HRP﹣5Plookslikeastrongbuilder.Itstandsat1.8mtallandweighs101kg.Itiscreatedtocarryouttheheavybuildingtasks.CarriRoCarriRo,intheshapeofatoybus,hasfriendly"eyes"onitsfront.Itworksasapostmanandsendspackagesbyrollingaroundthestreets.IthasaGPStotravel.ThepersonwhoreceivesthepackageissentacodetothesmartphonetoopentheCarriRoandgetthepackage.52.HowtallistheRoBohoN?A.0.1meter B.1meter C.1.8meter D.101meters53.WhichRobotisthebesthelpertotheoldpeople'shomes?A.RoBohoN B.HumanSupportRobot C.HRP﹣5P D.CarriRo54.HowdoestheownerofthepackageopentheCarriRo?A.byworkingasapostman B.byrollingaroundthestreetC.byfollowingtheGPS D.byusingthecode55.Inwhichpartofanewspapercanwefindthispassage?A.culture B.sports C.science D.people(2019·广东深圳市·中考真题)Thejourneytoandfromschoolisamajorreasonforstressthroughouttheworld.Andthejourneycanevenmakeyousick.Yetonecityhasfoundawaytomakeitstrainjourneysmorecomfortablewhileofferingenjoyablereadingatthesametime,justlikeinalibrary.OntwotrainlinesinBeijing,theundergroundcars(车厢)havebeenturnedintolibraries,butthey'renottraditionallibraries.Insteadofrealcopiesofbooks,theundergroundcarsprovidee﹣books.Whenpassengersgetintothecars,theycanseepicturesofdifferentbookcoversonthewallsandevendoors.Passengerscanbrowse(浏览)thebooksjustlikeinanyotherlibrary.Oncethey'vemadetheirchoice,theycanuseamobilephonetoscantheQRcode(扫二维码)onthecoveroftheirchosenbook.TheQRcodeleadstoane﹣bookapp,onwhichthepassengerscanreadthee﹣bookforfree.Andtheycanstillenjoythebookontheappevenafterleavingthetrain.Thankstotheunderground'sidea,passengerscandiscovernewstorieseverytimetheytakearide.Inthisway,thejourneywillnotbeboringanylonger,andpassengerswillnotcomplainaboutthejourneyeither.Instead,theycanbenefit(受益)alotfromit.Readinge﹣bookscanreallymakethejourneymoreenjoyable﹣it'soneofthethingsthatsuccessfulpassengersusuallydo.Infact,inthiskindofspeciallibrary,thebookscangoonforever!56.Howdopassengersusuallyfeelabouttheirjourneystoandfromwork?A.Comfortable. B.Enjoyable. C.Painful. D.Cheerful.57.WhichstatementisTRUEaboutpassengersinparagraph3?A.Theyreadpaperbooksonthetrain. B.TheycanbrowsetheQRcodetobuythebooks.C.TheycanscantheQRcodetobuythebooks. D.Theycanenjoythebookontheappaftertheride.58.Whatdoes"it"refertointheparagraph4?A.Thejourney. B.Thestory. C.Thepassenger. D.Theunderground.59.Whichisthebesttitleforthepassage?A.TheBestTrainRide. B.TheEnjoyableJourney.C.TheFutureLibrary. D.TheMovingLibrary.(2020·广东省中考真题)Itisnecessaryforstudentstolearnsometeamskillslikedevelopingrelationships,communicatingwellwithothersandsolvingproblems.Herearetwofunteamactivities.

Activity1:WaterRelay(接力赛)Tools●Twolargebuckets(水桶)toholdwater●OnesmallbucketforeachteammemberInstructions●Fillonelargebucketwithwater.●Makeholesinthebottomofthesmallbuckets.●Havetheteammemberslineupbetweenthetwolargebuckets.●Passthewaterfromonelargebuckettotheother,usingsmallbuckets.Trytokeepasmuchwateraspossible.WhyIt’sFun●It’sfuntoworkoutawaytoloseaslittlewateraspossible.●It’swater.Isn’titfuntogetyouwetonahotsummerday?Activity2:TruthandLieThisactivitywillallowteammemberstolearnabouteachother.Instructions●Haveeachteammemberthinkofthreepiecesofinformationaboutthemselves,andoneofthemisalie.●Eachteammembertellsthegroupallthethreepiecesofinformation.Lettheotherteammembersguesswhichisthelie.WhyIt’sFun●Studentslovetalkingaboutthemselvesandthisgivesthemthechancetodoso.●Memberscanlearnabouteachother.●Memberswillbesurprisedatwhatothersthinkofthem.60.Howmanyteamskillsdoesthewritermention(提及)inParagraph1?A.One. B.Two. C.Three. D.Four.61.WhattoolsareneededforeachteaminWaterRelay?A.Onelargebucketforeachmember.B.Twolargebucketsforeachmember.C.Onesmallbucketforeachmemberandtwolargebuckets.D.Twosmallbucketsforeachmemberandonelargebucket.62.InordertowinWaterRelay,theteammembersshould________.A.getthemselveswet B.loseaslittlewateraspossibleC.passthewaterasslowlyaspossible D.passthelargebuckettotheotherteam63.ItisfuntoplayTruthandLiebecauseteammemberscan________.A.talkaboutthemselves B.sharelovewitheachotherC.tellliestosurpriseothers D.learnalltheinformationaboutothers64.Thispassageismostprobablyfrom________.A.asciencebook B.atravelguideC.anewswebsite D.aschoolmagazine(2020·广东省中考真题)OncethereweremanythousandsofGourmaDesert(沙漠)elephantsinMali,acountryinWestAfrica.Now,therearefewerthanfourhundred.Whydidthenumberoftheelephantsdropsoquickly?Ontheonehand,theelephants’mainlake,theironlywatersource(来源),driedup.Ontheotherhand,thelandwhichtheelephantslivedonwasoverusedbyhumans.Toprotecttheelephants’livingenvironment,theMaliElephantProject(MEP)wasstartedin2007.MEPmetwithlocalpeopleandhelpedthemmakerulesofusinglandandwater.Asaresult,thesituationbecamebetterandtherewasmorefood,forestandgrassland.However,from2012to2016,poaching(偷猎)andillegaltradeintheelephantsincreasedrapidly.Eighty-threeelephantswerelostin2015alone,andanotherfifty-oneelephantwerekilledin2016.“Ifthissituationgoeson,alltheGourmaelephantswillbekilledby2020,”saidamemberofMEP.Luckily,thevoiceofMEPwasheard.Moreorganizations(组织)havejoinedtogethertoeducatethelocalpeoplethattradingelephantsisagainstthelaw.Elephantpoachinghasdroppedtoaverylowlevel.Thelocalpeoplehavelearnedtolivepeacefullywiththeelephants,oneofthewildlifetreasuresintheworld.65.MEPwasstartedto________.A.raisemoreelephantsinMali B.stopthemainlakefromdryingupC.discoverwatersourceforelephants D.protecttheelephants’livingenvironment66.Whatdoestheword“illegal”inParagraph4meaninChinese?A.公平的 B.亏损的 C.非法的 D.合理的67.Eighty-threeelephantswerelost________.A.in2012 B.in2015 C.in2016 D.in202068.Wecanlearnfromthelastparagraphthat________.A.thenumberoforganizationshasdropped B.thereismuchlesselephantpoachingnowC.thelocalpeoplekeeptheelephantsathome D.thewholeworldlivepeacefullywithelephants69.Thispassageismainlyabout________.A.therulesofusinglandandwater B.theeducationofthelocalpeopleC.theworkofMaliElephantProject D.thesituationofGourmaDesertelephants(2020·广东广州中考真题)FiveinterestingsportsOurmostunusualsportsfromaroundtheworldEverycountryhasanationalsportandsomepopularsportsarenowplayedacrosstheworld,However,inmostcountries,peoplealsoplayunusualsports,withstrangeorinterestingrules.Hereareourtopfiveunusualsportsfromaroundtheplanet.Manvs.HorseMarathonThisracetakesplaceinasmalltowninWales,about200milesfromLondon.It’scalledamarathon(马拉松),butit'sactually35.4km,not42.2kmlikeausualmarathon.Peopleraceagainsthorsesacrossthehillsandmountains.Itstartedin1981,butahumandidnotwinuntil2004.CamelWrestlingInTurkey,camel(骆驼)wrestlingisaveryoldsport.Thelargestcamelwrestlingcompetitiontakesplaceeveryyearandthousandsofpeoplecome.Inthesport,twocamelsfightagainsteachother.Sometimesthecamelsdonotwanttofightandtheyrunthroughthecrowds,whichcanbedangerous.DragonBoatRacingEveryyearinChina,thousandsofpeoplewatchdragonboatraces.AdragonboatisatraditionalChineseboatwithapainteddragon'sheadononeend.Therecanbeupto36peopleormoreracingineachboatinthewater.DragonboatracingisalsopopularinsomeotherAsiancountries.CaberTossInthissport,playerscompetetothrowalargepieceofwoodcalledacaberasfarastheycan.Thereisnoruleaboutthesizeofthecaber,butit’susuallythesizeofasmalltree.It’sanancientScottishsport.VisitorstotheUKcancheckitout.ChessBoxingAgoodchessboxerneedstobebothstrongandsmart.Playersplayaroundofchess,followedbyaroundofboxing.Thereareelevenroundsintotal.Chessboxingwasinventedin1992byanEnglishcomicbookwriter.ThesportismorepopularinEnglandandGermany.70.WhatcanwelearnaboutManvs.HorseMarathon?A.itisanoutdoorsport. B.Itfirstappeared16yearsago.C.Nohumanhaseverwonthegame. D.Itfollowstherulesofausualmarathon.71.WhichofthefollowingismentionedaboutCamelWrestling?A.Itshouldbestopped. B.It’sworthseeing.C.Itsunfairtotheanimals. D.It’ssometimesdangeroustowatch.72.WhichpicturebestdescribesCaberToss?A. B. C. D.73.WhichsportispopularinAsia?A.Manvs.HorseMarathon. B.DragonBoatRacing.C.CaberToss. D.ChessBoxing.74.Howmanysportshaveanimalsasplayers?A.1 B.2. C.3. D.4.(2020·广东深圳中考真题)Whatwillastronauts(宇航员)eatwhenaspacetriptakesyears?“Lotsoffreshvegetables,”saysDr.JanetWilliams,whoseteamhavespentthelast10yearslearninghowtogrowplantsinaspacestation.Andit’sagoodthingthatshehasalreadystartedherwork,becausespacegardeningcanbereallyhard.Asusual,astronautGeorgeWhitelookedintotheclosedplantroom.HehadplantedDr.Williams’squick-growingseedlingsinit,butnoneofthestemswereshowing.Heopenedtheroomtocheckandfoundtheproblem.Thestemsweren’tgrowingupwardandtherootsweren'tgrowingdownward.OnEarth,gravity(重力)helpsaplant’sstemsandrootstofind“up”and“down”.However,inthespacestation,therewasalmostnogravity.Dr.Williamssuggestedasolution:givetheplantsmorelight,asplantsalsousesunlighttofindtheirway.Anditworked.Whentheplantshadmorelight,thestemsturnedupandtherootswentdown.NowDr.Williamswasfreetoworryaboutthenextproblem:Wouldherbabyplantslivetoflower?Canwegrowfoodonaspacejourney?Manyplantsdiedinthespacestation.Dr.Williamsthoughtsheknewwhy:thespaceplantswerehungryforair.PlantslivebytakingupCO2fromtheair.Sinceaplantusesitupintheairaround,theplantneedsmovingairtobringmoreCO2closetoitssurface!OnEarth,theairisalwaysmoving.Gravitypullsdowncoldair,andwarmairrises.Andwiththeseairmovements,plantsgetenoughCO2.Manyearlierexperimentswithplantsinspacehadusedclosedrooms.Dr.Williamstriedanewgreenhousethathadafantokeeptheairmove.Theplantslovedit.Theyfloweredandevenproducedmoreseeds.UsingDr.Williams'smethod,astronautGeorgecompletedthefirstseed-to-seedexperimentinspace,andmovedoneplantclosertoagardeninspace.“Andthis,”saysDr.Williams,“isgoodnewsforlong-termspacetravel.”75.WhyhaveDr.Williams’steamtriedtogrowplantsinspace?A.Toproducefreshairforastronauts.B.Tohelpastronautsrelaxthemselves.C.Toprovidefoodforlongspacejourneys.D.Tomakethespacegardenmorebeautiful.76.HowdidlighthelpsolvetheproblemmentionedinParagraph3?A.Itcausedthegravitytochange.B.Itencouragedtheplantstogrowfaster.C.Ithelpedtheplantstogrowintherightdirection.D.Itshowedtheastronautswheretoplantvegetables.77.Whydidmanyplantsdieinthespacestation?A.Thelightwastoostrong.B.TherewastoomuchCO2.C.Therewasnotenoughroomtogrow.D.Theairconditionwasnotgoodenough.78.Theunderlinedword“it”inParagraph7refersto________.A.themovingair B.theclosedroom C.thespacejourney D.thespacegarden79.WhatcanwelearnaboutDr.Williams’steamfromthepassage?A.Theymainlyliveonfreshvegetables.B.Theyhavesuccessfullybuiltaspacegarden.C.Theyinventedaspecialfanfortheirgreenhouse.D.Theyhaveworkedonspacegardeningformanyyears.(2020·广东深圳市·中考真题)TheTaojinshanGreenway(绿道)inShenzhenhasbeenopentocitizenssinceJuly,2019.SittingatthewestsideofShenzhenReservoir,itisaslongas7.07kilometers.Withplantsalongbothsidesandlakeslyingatdifferentsites,touristscanenjoywonderfulsceneryalltheway.Iftheyaretired,theyarefreetotakearestatthe3stopsthatwerebuiltforbreaks.Additionally,fiveunusedguardposts(岗亭)alongtheoldroutehaveremained.Theyserveassightseeingplatformsforvisitorstofeeltheculturalspiritbehindtheplace.Ofallits13scenicspots,8weredesignedtohaveAIhelpers.Fromthem,visitorscangaininformationonparking,tourguideservicesandmore.Thesmartgreenway,withfreeWi-Fiavailable,alsoprovidesenvironmentaldate,suchastemperature,windspeedandairquality.What'smore,itcangivevisitorswarningsofcomingextreme(极端的)weatherandnaturaldisasters,includingrainstormsandtyphoonsthatmayhitShenzhen."Startedinthemiddleof2015,thebuildingprocessoftheTaojinshanGreenwayhastakengoodcareofthewildlifeandenvironmentnearby"saidYangShiming,anofficialinchargeoftheproject.Thegreenwayisanexampleofconstructionprojectswithoutdoinghamtothenature.Italsoshowstherolethattechnologyplaysinbuildingasmartgreenwayformorelifeconvenience."80.HowlongdidittaketofinishtheTaojinshanGreenway?A.About3years B.About4years. C.About5years D.About6years.81.Whatdoestheunderlinedword"They"inParagraph2referto?A.Views. B.Visitors. C.Stops. D.Guardposts.82.WhatisthemainideaofParagraph3?A.WhatAIhelpersdo. B.Technologychangeslife.C.HowAIhelperswork. D.Technologyprotectshumans.83.Whatcanwelearnfromthispassage?A.ItisinterestingtouseAIhelpers.B.Itisimportanttobuildgreenways.C.Itispossibletobalancenatureandconstruction.D.Itisunnecessarytoworryaboutterribleweather.(2021·广东深圳市·中考真题)Canplantstalk?Modernresearchhasfoundsomethingamazing:theydocommunicatewitheachother.Ithasbeenknownforsometimethatplantsusechemicalstoconunicatewitheachother.Thishappenswhenaplantgetsatackedbyinsects.Theplantgivesoutchemicalsfromtheleavesthatarebeingeaten.Thisislikeawarning,oracallforhelp:“I’mbeingattacked!”Whenanotherplantgetsthechemicals,itstartstogiveoutitsown,differentchemicals.Someofthesechemicalsdriveinsectsaway.Othersattractthewasps(黄蜂;蜜蜂)!Thewaspskilltheinsectsthatareeatingtheplants.Scientistshopetolearnmoreaboutthisplantwarningsystem,sothatwecanuseittogrowmorecrops.Moresurprisingly,plantsalsousesoundtocommunicate.Peoplecan’thearthesesounds;butplantsaremakingthem.Someplantsmakenoiseswiththeirroots.Comandchiliplantsdothis.Sometreesmakeclickingnoiseswhenthereisnotenoughwater.Mostsurprisinglyofall,plantshaveanamazingsystemofcommunicationthatcanlinknearlyeveryplantinaforest.Scientistscallthissystemthe“woodwideweb”.Thewoodwidewebislinkedundergroundbyfungi(霉菌).Itlinkstherootsofdifferentplantstoeachother.ItisinsomewayssimilartotheInternetweuse.Usingthewoodwideweb,plantscanshareinformationandevenfoodwitheachother.However,itmayleadtobadeffects.Plantsmayuseittostealfoodfromeachother,orspreadchemicalstoattackotherplants.Perhapsonedayscientistswilllearnhowtocreatea“firewall”tohelppreventtheseattackswithinthewoodwideweb.Scientistsarelearningmoreeverydayaboutthesecretwaysinwhichplantstalktoeachother.Maybeonedaywewillknowenoughaboutplantcommunicationtobeableto“talk”withthemourselves.84.Whatwillplantsdowhentheyareattackedbyinsects?A.Theywillkilltheinsectsbythemselves.B.Theywillcontrolthewaspstokilltheinsects.C.Theywillsendoutsignalstoaskforhelp.D.Theywillproducechemicalsasawarningoracallforhelp.85.Howarethewoodwideweblinkedbyfungi?A.Bymakingnoiseswiththeirroots.B.Byconnectingtherootsofdifferentplantstoeachother.C.Bysharingfoodandinformationwitheachother.D.Byspreadingchemicalstoeachother.86.Whatisthewriter’sintentionofthelastparagraph?A.Togivepeoplehopeforfurtherstudies.B.Topraisescientistsfortheirgreatachievements.C.TocallonpeopletoprotecttheplantsonEarth.D.Toinspirepeopletocommunicatewithplant

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