2021中考英語一模試卷

初三英語試卷第初三英語試卷第頁（共9頁）painterswonthavetopaintthewallsrobotswillbemoreintelligentthanpeopleambientintelligencewillknowyourinterestswellyourstovewillseldomcommunicatewithyouWhichofthefollowingwouldbethebesttitleforthepassage?Howwillwelive?HowwillOLEDwork?Whatwillsmarthousebelike?Howsoonwillsmarthomebeareality?DRunninginColdWeatherImprovesPerformanceColdweatherduringwintermonthsmaykeepmanypeoplefromleavinghomeandrunningintheopenair.However,anewstudyshowsthatthedropintemperatureisagoodreasontorun.Infact,researcherssay,runningincoldweatherhelpsimproveone'sperformance.Manypeoplesayrunninginthewintercanbedifficult.Tworeasonsarethelowtemperaturesandbitterwinds.Yetmanyrunnersmightfinditeasierthanrunninginhotweather.Thatcouldbebecauselowertemperaturesreducestressonthebody.Whenyourunincoldweather,yourbodyloseslesswaterthaninwarmerconditions.Thebodyneedslesswateronacolddaythaninwarmweather.ThisinformationcomesfromsportsscientistsatSt.Mary'sUniversityinLondon.s.JohnBrewerisaprofessorofappliedsportscienceatSt.MaryForthisstudy,heandotherresearchersputagroupofpeopleintoaroomtheycalledan“environmentachamber'：Theresearchersthenrecreatedsummerandwinterweatherconditionsintheroom.Thetestsubjectswereaskedtorun10,000metersunderbothconditions.Brewersaysheandhisteamrecordedbiologicalmeasurementsoftherunners.“Wevegotagroupofsubjectsintotheenvironmentalchamber,wgvechangedtheconditionsrecreatethesummerorwinterandwe'vegotthemtoruna10kmunderbothofthoseconditionsandtakenvariousmeasurement瓠量）oneachrunnerwhilethey'vebeencompletingtheir10km.”s.Theyfoundthattherunnerslostwaterbyaround30.38%moreinthosehotterconditions.Besides,Brewersayseverymovementrunnersmakeproducesheat.Heexplainsthatonewayinwhichweloseheatisbysweating（出汗）.Hesaysthebodyalsolosesheatbytransportingthebloodtothesurfaceoftheskin.“Thatheatbuildsupinthebodyandcanbereallydamagingunlessyoucanlose

thatheat.Anditsmuchhardertoseheatwhentheenvironmentiswarmaswell.Andtheyfoundhowtheyfelttheirperceptionofheat—wasaroundathirdlowerwhentheywererunningincoldconditions.Thebodydoesnothavetoworkashardtopumpbloodtotheskin'surface.Severalwebsitesnotethatthemostimportantthingforpeoplewhorunincoldconditionsistoweartherightclothing.Keepingasdryaspossibleisthemostimportantwhentletwinterwexercisinginlowtemperatures.So,ifyouarearunner,donkeepyouindoors.Simplygetreadyforthelowtemperaturesandstartrunning.tletwinterwAccordingtothepassage,JohnBrewerprobablyagreesthat.peopleshouldrun10,000metersinwinterrunninginwinterisgoodforyourheartpeoplewhoruninwinterliketowearthickclothingrunningincoldconditionsisbetterthaninwarmTheunderlinedwordsubjects"inParagraph3probablymeans.studentsthatarebeingdiscussedclassesthatyoustudyatschoolpeoplethatarebeingtestedrunnersthattheartistspaintWhatcanweinferfromthepassage?Runningcanhelpusloseheat.Runningincoldweatherisbeneficialtoourbody.Theheatcandamageourbody.Thebodydoesnothavetoworktopumpblood.Whatisthewritersmainpurposeinwritingthispassage?TointroducearesearchonrunningbyBrewer.Toexplainwhyrunninginwinterisdifficultforpeople.Toencouragepeopletorunoutsideduringwintermonths.Toadvertisethenewwebsitesonrunninghecreated.四、閱讀短文，根據(jù)其內(nèi)容回答問題。（共10分，每小題2分）ATrueForestofWonderSaihanbaNationalForestParkislyinginChengde,Hebei.InMongolian,Saihanbameansbeautifulhighland".ItisoftencalledtheGreenLungofnorthChina”.OnDec5,2017,theUnitedNations'highestenvironmentalhonor,theChampionsoftheEarthAwardwasgiventoChinasSaihanbaAfforestationCommunity塞罕壩林場建設者）.DuringtheQingDynasty,itwasaroyalhunting（打獵）groundandtheemperorshuntedtherealmosteveryyear.In1863,becauseofashortageoffunds,theQingGovernmentallowedfarmerstousethelandhere.Inthefollowingyears,loggingandwildfiresgraduallydestroyedtheforestandgrassland.Andforestsandwetlandswerebeginningtodisappear.AftertheQingDynastyfailed,Saihanbaturnedintoawasteland.Inthe1960s,ChinesepeoplestartedtorecreateanationalforestinSaihanba.In1961,agroupofsixscientiststraveledthroughSaihanbaandstudiedthepossibilityofgrowingtreesthere.Theyfinallyfoundonetreestandingaloneinthevastland,whichgreatlyencouragedthem.Ifonetreecouldsurvivethere,socouldmillionsofothers.Theybelievedtheycouldgreenthebarrendesertandturnitintoanoasis怨洲）.ThreegenerationsofforestguardshaveovercomeextremelivingconditionswhileprotectingthelandscapeTheweather,inparticular,canbeintenseashighesttemperatureintheareaisaround33degreesCelsius,whilethelowestisaround-43degreesCelsius,andsomeareasarecoveredinsnowforsevenmonthsayear,butothersareaffectedbystrongwindsandsandstorms.However,throughgreatefforts,ittooktheforestguardsover55yearstoturnthedesertintoagreenland.ChinesepeoplehavecreatedatruewonderinSaihanbaoverthepasthalf-century.InMay1993,itwasdesignatedasaNationalForestPark''.In2000,ithasbeencategorizedasa5AleveltouristsitebytheChinaNationalTourismAdministration.InMay2007,theparkwasratedasaNationalNatureReserves,bytheStateCouncilofChina.Today,SihanbaisknownastheEmeraldofNorthChina”.ItisveryimportantforBeijingswaterandairquality.Itisalsoanaturalshield餅障）thatcanblocksandstorms.WhereisSaihanbaNationalForestPark?WhendidChinesepeoplestarttorecreateanationalforestinSaihanba?Howlongdidittaketheforestguardstotu