2021年重庆经开育才中学高三英语二模试卷及答案解析

2021年重庆经开育才中学高三英语二模试卷及答案解析第一部分阅读（共两节，满分40分）第一节（共15小题；每小题2分，满分30分）阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项AInformationonschoolvisitstoKewGardensEnjoyyourselvesinawonderlandofsciencewithover50,000livingplantsandavarietyofeducationaleventsoramusingactivities.HereisessentialinformationaboutplanningaschoolvisittoKew.EducationalcoursepricesYoucanplanaself-ledvisitorbookoneofoureducationalcourses.Studentswilltakepartintheeducationalcoursesingroupsof15.Pricesvaryaccordingtodifferentsituations.EYFS（EarlyYearsFoundationStage）toKeyStage4:45-minutecourse:35/group 90-minutecourse:70/groupKeyStage5:Halfday（onecourse）:80/groupFullday（twocourses）:160/groupTeachersandadults:Uptorequiredkeystageproportions（比例）:FreeAdultsneededfor1:1specialeducationalneedssupport:FreeAdultsabovetherequiredproportions:11/personThepaymentwillduewithin28calendardaysofmakingthebooking.HealthandsafetyRequiredsupervising（监护）adult-studentproportions:KeyStage1:1:5KeyStage2:1:8Keystage3:1:10KeyStage4:1:12KeyStage5:1:12Thegroupsizesshouldbecontrolledifyouarevisitingpotentiallybusyareassuchastheglasshouseandotherattractions.Themaximumnumberofstudentsvisitingtheglasshousesis15pergroupandeachgrouptoKewshopsshouldincludenomorethan10students.Ifthereisanemergency,pleasecontactthenearestKewstaffmemberorcallConstabularyon0208323333fordirectandquicksupport.Pleasedonotcall999.PlanningyourvisitYourticketsandtwoplanningpasseswillbesenttoyouuponreceiptofyourpayment.Youcancompleteyourriskassessmentwiththepasses,ensureyoubringyourticketsandthereceiptdocumentandshowthemtothestaffmembersatthegateonthedayofyourvisit.RecommendedtimingsTheKewGardensopensat10am.Youarerecommendedtospendatleastthreetofivehoursonyourvisit.Theclosingtimevariesthroughouttheyear.Buttheearliestis3:30pm.Wehaveafixedscheduleforeducationalcourses,whichisfrom10:30amto2:20pm.Howmuchshouldagroupof15KeyStageIstudentsand4teacherspayfora45-minutecourse?A.35 B.46 C.57 D.81Whatshouldonedoinanemergency?A.Checktheriskassessment.B.Call999immediately.C.Askadultsorteachersforhelp.D.Seekhelpfromthestaffmembernearby.Whatisthepurposeofthetext?A.TointroduceKewGardens.B.TogivetipsonvisitingKewGardens.C.ToattractpotentialvisitorstoKewGardens.D.ToinformcomingactivitiesinKewGardens.BAsIwaswalkinghome，aboyseemedtobesingingasonginaverylowvoice，walkinginfrontofmeandcarryingsomeofthesamehighschoolbooksIhadwithme.Icaughtuptohim，andsaid“Hello”．Icouldtellhewasstartled,anddroppedoneofhisbooks.IpickeditupandasIhandedittohim,hesaid“Thankyou.”inastrangeway，likewithastrongaccent.Wesoonbeganwalkingtogetherandtalking.Itturnsouthewasinmyscienceclass,andIdidn’tevenknowit!HisnamewasAhmad,andhisfamilyhadjustmovedherethisschoolyear.Heinvitedmeintohishouse,andhisfamilytreatedmelikeaspecialguest,whichmademefeelverywelcome.Hesaidhospitality（好客）isverybasictohisculture,andstrangerswerealwaystreatedverykindly.Hismombroughtoutsomegreatfood,andofferedmesometea.Ahmad’sfatherandtwosisterswantedtohearallaboutmeandmyfamily，andmyschooling.Ahmad’swholefamilyhadtoleavetheirlifelonghomebecausewarhadbrokenout，anditwasn’tsafethereanymore.Theyleftwithonlywhattheycouldcarry.Hisfamilywashappytofeelsafe，andtheygotusedtoAmericanculturequickly.TheyseemedpleasedthatAhmadhadbroughtafriendhometomeetthem.AndasmyfriendshipwithAhmadhascontinued，InowrealizethattheworldissomuchbiggerthanIthought！Ialsorealizethatyourfriendsdon’thavetobejustlikeyou.Differencesmaketheworldgoround.Whatdoestheunderlinedword“startled”inParagraph1mean?A.Excited. B.Moved.C.Surprised. D.Interested.WhywasthewritertreatedlikeaspecialguestbyAhmad’sfamily?Theylikedstrangerswhocametotheirhomeforhelp.Theywantedtoknowmoreinformationaboutthewriter.Strangerswerealwaystreatedverykindlyintheirculture.ThewriterwasanAmericanandknewmuchabouttheirculture.Wheredoesthewriterprobablycomefrom?A.Canada. B.America.C.China. D.Australia.Whatcanwelearnfromthepassage?Peoplefromdifferentcountriescanbegoodfriends.Friendsneeddifferentculturesanddifferentaccents.Yourfriendsshouldhavealotofthingsthesamewithyou.Youcan’tmakefriendswithpeoplefromothercountries.CThisyearresearchersexpecttheworldtosnap1.35trillionphotographs,orabout3.7billionperday.Allthosepixels（像素）takeupalotofroomiftheyarestoredonpersonalcomputersorsphones,whichisonereasonwhymanypeoplestoretheirimagesinthecloud.Butunlikeahardondrivewhichcanbeencryptedtoprotectitsdata,cloudstorageusershavetotrustthatatechplatformwillkeeptheirprivatepicturessafe.NowateamofColumbiaUniversitycomputerscientistshasdevelopedatooltoencrypt（加密）imagesstoredonmanypopularcloudserviceswhileallowingauthorizeduserstobrowseanddisplaytheirphotographsasusual.Malicious（恶意的）attemptstoaccessorleakcloud-basedphotographscanexposepersonalinformation.InNovember2019,forexample,abuginthepopularphotographstorageappGooglePhotosmistakenlysharedsomeusers'privatevideoswithstrangers.Securityexpertsalsoworryaboutemployeesatcloudstoragecompaniesonpurposeaccessingusers'images.SotheColumbiaresearcherscameupwithasystemcalledEasySecurePhotos(ESP),whichtheypresentedatarecentconference.“Wewantedtoseeifwecouldmakeitpossibletoencryptdatawhileusingexistingservices,”sayscomputerscientistJasonNieh,oneofthedevelopersofESP.“EveryonewantstostaywithGooglePhotosandnothavetoregisteronanewencrypted-imagecloudstorageservice.”Toovercomethisproblem,theycreatedatoolthatpreservesblocksofpixelsbutmovesthemaroundtoeffectivelyhidethephotograph.First,ESP'salgorithm(算法)dividesaphotographintothreeseparatefiles,eachonecontainingtheimage'sred,greenorbluecolor1data.Thenthesystemhidesthepixelblocksaroundamongthesethreefiles(allowingablockfromtheredfile,forinstance,tohideoutinthegreenorblueones).Buttheprogramdoesnothingwithinthepixelblocks,wherealltheimageprocessinghappens.Asaresult,thefilesremainunchangedimagesbutenduplookinglikegrainyblack-and-whiteonestoanyonewhoaccessesthemwithoutthedecryption(解密)key.What'sprobablythemainpurposeforpeopletostoreimagesinthecloud?A.Tosavestorageroom. B.Tomakephotosbeautiful.C.Totryanewstorageway. D.Tokeeptheirprivacysafe.Whymightemployeesincloudstoragecompaniesbedistrustedbyexperts?Theysellusers'passwords.Theyhaveinventednewtools.Theyoftenletoutpersonalinformation.Theymaystealaglanceatusers'images.What'stheadvantageofESP?Itcanprovideclearimages.Itcandecreasetheuploadtime.Itcanclassifyimagesautomatically.Itcanencryptdataontheoriginalplatform.Whatdoesparagraph4mainlytalkabout?A.Methodofdecryption. B.Image-processingtechnique.C.Separatefilesofimages. D.Dataanalysisofcolor1s.

DImaginethatyouareasuperhero.Yoursuperpowersareactivatedbyaspecialsuit.Thesuitcommunicateswithyourbrain.Itallowsyoutodoamazingthingswithonlyathought.Byconcentratingonstrength,forexample,youcankickasoccerballacrossafield.Byfocusingonswiftactions,youcanjumptothetopofatree.Suchaconnectionbetweenmindandmachinemaysoundlikeafantasy.Toscientists,though,itisaveryrealgoal.Theyarecreatingmachinesthatletdisabledmonkeyswalk.Thesemachinesmaysoonhelpdisabledhumansdothesame.Unlikeotherbionicdevices,theserobotic“supersuits”donotcommunicatewithmusclesandnerves.Instead,theyhaveadirectlinetothebrain.In2005,doctorsdrilledaholeintheskullofHutchinson,whohadlostherrightarminanaccident.Thentheyinsertedasensorontohermotorcortex（大脑皮层运动区）.Wiresconnectedthesensortoareceiveronherhead.Aftersherecovered,researcherspluggedHutchinson’sreceiverintoacablethatrelayedsignalsfromherbraintocomputers.Thentheyconnectedaroboticarmtothecomputers.ThecomputerscouldinterpretHutchinson’sbrainsignalstomovethearm.Soon,Hutchinson,thecomputer,andtheroboticarmbecameateam.Hutchinsonwasevenabletoliftherhandanddrinkfromacup.“Shesmiledwhensheputdownthatdrink—that’severything.”saysDonoghue,abrainscientist.Todayotherscientistsarebuildingonthatsuccess.OneofthosescientistsisDr.MiguelNicolelis,whodesignedawhole-bodybionicequipment.In2014,adisabledformerathletekickedthefirstballoftheWorldCupGameswearingoneofMiguel’sfull-bodyexoskeletons.Theexoskeletonwasconnectedtobrainsignalsensorsintheman’scap.Bythinkingaboutkicking,hesentsignalstoacomputeronhisback.Thecomputerthentranslatedthesignalintoanexoskeleton-aidedkick.Suchdesignsmaybecomecommonasscientistskeepmergingmindandmachine.Whichcanbestdescribethetoneofparagraph1?Narrativeandserious.Persuasiveandcritical.Informativeandobjective.Descriptiveandimaginative.Whatisparagraph3mainlyabout?A.Reasonoftheexperiment. B.Resultsoftheexperiment.C.Processoftheexperiment.D.Significanceoftheexperiment.C.Processoftheexperiment.D.Significanceoftheexperiment.WhyisDr.Miguel’sexoskeletonspecial?Itcanbeusedonanimals.Itcanmovethewholebody.Itwassupportedbycomputers.Itwasconnecteddirectlytothebrain.Whatcanbeinferredfromthelastparagraph?Roboticsuitsmaybewidelyusedtohelpdisabledpeople.ExoskeletonismorecommonthanHutchinson’sbionicarm.C.Scientificexperimentsarecommonlycarriedoutinfootballfields.D.Disabledathletescannowplayfootballagainwiththehelpofcomputer.第二节（共5小题；每小题2分，满分10分）阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项Stressissocommonthatmanypeoplechoosetoignoreit.Butwithoutrightmanagement,stresscanbesomethingmuchmoreserious.___16___Theyallowyoutocontinuelivingyourlifeinahealthy,happymanner.BreatheThestress-relieftechniquethatprettymucheveryone’sheardof,theactofbreathingnonethelessremainsanimportantpointasanywhenitcomestocoolingdowntheangrybloodthat'sraging（发怒）aroundyourbody.___17___Write___18___Scribble（涂写）yourfeelingsontoapieceofpaper.Theydon’tevenhavetomakesense.Justpunch（按键）awayatyourcomputeronaday-to-daybasisforfiveortenminutes,andyoumightbesurprisedathowlight,andcarefreeyoufeelafterwards.___19___Laughingallowsustotakeinamomentoussupplyoffreshoxygenfromtheair,stimulating（刺激）themusclesandprovidingoursystemwithsomehealthyshocktreatmentthateasestensionbroughtonbystress.Laughingissomethingweneedtodoeverydaytostayhealthy,andisagreatwaytokeepthebadeffectsofstressatbay.SleepSleepislyessentialforavoidinghighstresslevels.Everyoneneedsgoodamountsofrest,andbyremainingglued（寸步不离）toacomputerscreenfortheentiredaywithouttakingabreak,yourbodywillsuffertheconsequences,andstresswillriseasaresult.___20___A.CryB.LaughC.Stresscanbuildupinanyone.D.Listedhereare4waystocopewithstress.E.Typeawayatyourdeskandchannelyouremotionsintoyourhard-drive.F.Takingalong,deepbreathtocalmyourselfismedicallyproventobebeneficial.G.Takefrequentbreaksawayfromthescreen,getsomesleep,andseeyourstresseaseup,第二部分语言运用（共两节，满分45分）第一节（共20小题；每小题1.5分，满分30分）阅读下面短文，从每题所给的A、B、C、D四个选项中选出可以填入空白处的最佳选项Onemorninginearlyfall,Ispottedapairofwildgeeseonourpond.Thebeautifulsightcaughtmeby 21 becausewe’dneverseengeesetherebefore.Thinkingtheywouldsoonleave,I 22 thechancetogetclosetothem.Iwonderedwheretheycamefromandwhythey’dchosenourpond.Thenextmorning,thegeesewerestillmy 23 .Iwalkedroundtothemailbox,showingthemImeantnoharm. 24 ,Icouldn’tresistgettinga 25 look.Ihidbehindsometreesand 26 thehandsomepairquietlythroughthebranches.Iwassurprisedtoseetheywerestaringatme,too!Asdayspassed,Istarted 27 tothemonmytripstothemailbox.Theycranedtheirnecksandraisedtheirheads 28 ,butseemedtorealizeIwastheirfriend.Bythen,mycuriosityabout 29 theywerestayingsolongonthepondchangedto 30 .Astheywerefeelinginthegrasstheotherday,Idiscoveredthereasonfortheir 31 :themalehadabrokenleftwing.Hecouldn’t 32 ,andhisfaithfulmatewouldn’tleavehimbehind.Iaskedabiologistwhattodo.Heexplainedthatsometimesa 33 wingwouldhealbyitselfandsuggestedlettingnaturetakeitscourse.OnthefirstdayofNovember,Iwasworkingintheneighborhoodofthegeesewithmytractor.AsIbenttofastenachainfromthetractor,I 34 somemovementfromthecornerofmyeye.Bothgeesewererunningtowardsthepond.Theirwingwere 35 likecrazy,strugglingfortake-off.Gradually,theyflewoverthepond.They 36 enoughaltitudetoflypastaneighbor’shouse,andthencircledbacktowardsme,flyingnomorethan50feetovermyheadasiftosaygoodbye.Thentheywereoutof 37 .Theseason’sfirstsnowflakefelltheverynextday.Thebirdsmusthave___38___thatwinterwascoming,anditwastimetogo.Ibecamefondofthemduringtheir 39 visittoourpond,andnowImissthem.I’llneverforgettheir 40 toeachother.

21.A.accidentB.surpriseC.natureD.fortune22.A.increasedB.createdC.deservedD.valued23.A.guestsB.puzzlesC.fellowsD.friends24.A.InsteadB.ThereforeC.StillD.Anyhow25.A.closerB.quickerC.quieterD.broader26.A.approachedB.calmedC.observedD.protected27.A.turningB.attendingC.drivingD.talking28.A.firmlyB.cautiouslyC.warmlyD.proudly29.A.whyB.whenC.howD.whether30.A.sympathyB.rescueC.pleasureD.concern31.A.companionB.visitC.settlementD.care32.A.recoverB.surviveC.flyD.return33.A.weakB.foldedC.brokenD.flightless34.A.heldB.caughtC.directedD.made35.A.spreadingB.sweepingC.tremblingD.beating36.A.gainedB.setC.discoveredD.lost37.A.reachB.sightC.controlD.help38.A.concludedB.indicatedC.sensedD.confirmed39.A.unexpectedB.causalC.regularD.short40.A.contributionB.promiseC.treatD.devotion第二节（共10小题；每小题1.5分，满分15分）阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式Eatinganunhealthydietmightbemoredeadlythansmoking,astudyfinds.Morethan130scientistsstudiedpeople’seatinghabitsin195countries,andheldthestrong 41. (believe)thatpoorunhealthyeatingisresponsiblefor20%ofall 42. (die)worldwide.Thatmakesunhealthyeatingmoredangerousthananyothercauseofdisease.Partoftheproblemis 43. peopleareeating,likemeat,salt,sugarydrinks,andotherunhealthyfoods,includingthose 44. (contain)lotsoffat.Peoplearefillingtheirbodies 45. toomuchofthewrongkindsoffood.Ingeneral,peopleareeating86%moresaltthantheyshould.Whilesaltisa 46. (necessary)toourbody,toomuchcanleadtoheartdisease.Saltsometimescanbeverytricky,becauseunlikeeatingmeatordrinkingasugarydrink,youmaynotknowyou’reeating 47. .Mostofthesaltpeopleeathasalreadybeenaddedtofooditemsbythecompaniesthatmakethem.Butabiggerproblem 48. （be）whatpeoplearenoteating,suchasnuts,fruits,andvegetables.LeadscientistDrAshkanAfshinsaid,“Eatingtoomanyfattyandsugaryfoodsaffectspeoplefromallwalksoflife.Wearepointingouttheimportanceoflowconsumption（食用）ofhealthyfoodsascomparedtothegreaterconsumptionofunhealthyfoods.”Thescientistssaygovernmentscan’tjustcallonpeople 49. （eat）healthily.Theyalsosuggestthatfarmers 50. （encourage）togrowmoreofthekindsoffoodsthatpeopleneedtoeat.第四部分写作（共两节，满分40分）第一节短文改错（满分10分）.句中最多有两处。每处错误仅涉及---个单词的增加、删除或修改。增加:在缺词处加一个漏字符号（勺,并在其下面写出该加的词。删除:把多余的词用斜线（\）划掉。修改:在错的词下划一横线,并在该词下面写出修改后的词。注意:1.每处错误及其修改均仅限一词;只允许修改10处，多者（从第11处起）不计分。Myexchangeyearwasagreatexperienceforme.Isuccessfullyenhancedtheirlanguageskills.Tobeprecise,myspeechexperiencehelpedmedevelopmyEnglishspeakingskills,thusallowmetounderstandmoreabouthowtomakepresentationsinthepublic.Besides,Imeetallkindsofhelpfulpeoplethereandhadfun.Ithankedthosepeoplewhichhelpedme.Ilearnedtothinkaboutthingsfromadifferentpointview.Meanwhile,Ilearnedtogivebacktosocietiesandserveotherswithoutexpectanythinginreturn.Inshortly,Ididgainsomethingvaluefromthetripabroad.第二节书面表达（满分25分）.阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。Darkraincloudsweregatheringinthesky.IwascyclingasfastasIcouldtogethomebeforethedownpour.WhenIfeltafewbigdropsonmyhead,Idecidedtoheadforabusstop,aboutahundredmetersaway.AsIwasnearingthebusstop,Isawawomanrushingtowardsitfromtheoppositedirection,behindwhomwasalittleboy.Suddenly,amotorcyclespedpastme,almostknockingmedown.“Hey!Areyoumad?”Ishoutedatthemoto