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2020—2021学年度高二下学期期末考试试题英语时间：100分钟满分：120分第一部分阅读理解（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，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑

。AUnsolvedMysteriesaboutthePlanetEarthMystery1:Wheredidwatercomefrom?Watercoversmorethan70percentoftheEarth’ssurfacea

ndthatmakestheEarthearnthenickname“theblueplanet”.Thenwheredidwatercomefrom?ThemostpopularscientifictheorystatesthattheH2Ocamefroms

everalviolentasteroids(小行星)coveredwithice.AnothersuggeststhatthewateractuallyhasbeenaroundsincetheEa

rth’sformation.Howeverithappened,though,it’scertainlyworkedoutwellfortheEarthlifeforms.Mystery2:Whataboutalltheoxygen?Anotherthingisthep

lanet’soxygen.Tinycreaturesreleasedoxygenasawasteproduct,fillingtheatmospherewithit.Afterthat,thelevelofoxygenintheEarth’satmo

spherewentwildlyupanddownuntilitfinallycalmeddownaround540millionyearsago.Sincethen,it’sremainedataboutthebreathablelevelweknowto

day.Butwhatcausedittobesuddenlysteady?Mystery3:WhatcausedtheCambrian(寒武纪）Explosion?TheCambrianExplosi

onreferstotheexplosionofcomplexlifeformsthatoccurredonEarthabout540millionyearsago.Beforethen,lifehad

consistedmostlyofmicrobes.ButatthebeginningoftheCambrianperiodcomplexcreaturesbegandevelopingatarateneverseenbefore.Suddenly,lifeformshadbrains,eye

s,andbones.MostlivingcreaturestodaycantracetheirbloodbacktotheCambrianperiod.Mystery4:Willwebeabletopredictearthquakes?Westillhave

n’tbeenabletocomeupwithawaytoaccuratelypredictearthquakes.Wecancertainlytry,butourcurrenttechnologycannotpredictthemexactly.Weknowthatearth

quakesstartwhentherockcracksundergroundandtheenormousenergyreleasedintheprocesscausesvibration,whichgeneratesearthquakew

aves,butwehaven’tfiguredoutwhythathappens,orhowtopredictit.1.WhatwascreatedbycreaturesonEarth?A.Water.B

.Oxygen.C.Bacterium.D.Ice.2.WhichofthefollowingtalksabouttheEarth’sadvancedspecies?A.Mystery1.B.Mystery2.C.Mystery3.D.Myster

y4.3.WhatdoweknowaboutMystery4?A.Itisamatterthathasextremelypracticalsignificance.B.Itwillbesolvedinthe

nearfuture.C.Itisthemostdifficultmysterytosolveofthefour.D.Itistheoldestmysteryofthefour.BHaveyoueverheardaboutBlackFridayandCyberMonday?Surely,theya

reallaboutfindingthebestdealsonholidaygiftsforyourselfandfamilymembers.AndhaveyouheardaboutGivingTuesday?Hereissomethingaboutit!

GivingTuesdayisobservedannuallyontheTuesdayafterThanksgiving,whichencouragespeopletohelpthoseinneedbymakingfinancialdonationsordoinggoodinth

eirlocalcommunity.The“GlobalDayofGiving”wasstartedin2012byNewYorkCitynonprofit92ndStreetYandtheUnitedNationsF

oundation.UnlikeBlackFriday,GivingTuesdayservesamorealtruisticpurpose.Initsfirstyear,themovementbroughtinalmost$

10millionforcharities,andthingshaveonlyimprovedsince.In2019,manyGivingTuesdaysocialmediacampaignsworldwidehelpedraiseanamazing$1.9bill

ionfrom27milliondonors!Overthepastfiveyears,manyhighereducationinstitutionshavealsobeenusingtheTuesdayafterThanksgivingtoaskalumni(毕业生)for

donations.In2019,theUniversityofMichigan,whichcallsitBlueday,received5887giftstotalingover$4million,whilePennsylv

aniaStateUniversityraised$710000tobenefitover85Universityprograms.Thoughdonatingmoneycertainlyhelps,therearemany

otherwaystosupportthegreatcause,especiallyduringtheCOVID-19pandemic.Youcanvideotutorkidsstrugglingwithonlinelearning,orteamupwithanadultt

ogetgroceriesormedicationsforanelderlyneighbor.Alternatively,callonyourpeers(同龄人)tohelpyouwithaserviceprojectthataddressesanis

sueclosetoyourheart,orpickonefromtheseveralideassuggestedontheGivingTuesdaywebsite.Youcanalsodonateyourgently-usedclothesandtoystolocalsh

elters,ormailahandwrittennotetoagrandparentorafriendyoumissseeing.WhatareyougoingtodotomakeapositivedifferenceinyourcommunityonGivingTue

sday?Letusknowbyaddingyourcommentsbelow!4.WhydoestheauthormentionBlackFridayandCyberMondayinParagraph1?A.Tomakeacomparison.B.Toleadtothetopic.C.Toa

rousereaders’interest.D.Toexpresshisdoubt.5.What’stheaimofGivingTuesday?A.Topromotethedevelopmentofeconomy.B.Toattr

actpeopletobuymoreholidaygifts.C.Tocallonmoreuniversitiestodonatemoney.D.Toencouragepeopletohelpthoseinneed.6.Whatdoestheunderlinedword“altruisti

c”inParagraph3mean?A.Selfless.B.General.C.Specific.D.Complex.7.WhatisParagraph4mainlyabout?A.Wherepeoplecanoffertheirkindhelp.B.Whatpeoplecand

oonGivingTuesday.C.HowpeoplecanstaysafeduringCOVID-19.D.Whypeopleneedtosupportthegreatcause.CForsomepeople,musici

snofunatall.Aboutfourpercentofthepopulationiswhatscientistscall“amusic.”Peoplewhoareamusicarebornwithouttheabilitytorecognizeorreproducemusi

calnotes(音调).Amusicpeopleoftencannottellthedifferencebetweentwosongs.Amusicscanonlyhearthedifferenceb

etweentwonotesiftheyareveryfarapartonthemusicalscale.Asaresult,songssoundlikenoisetoanamusic.Manyamusicscomparethesoundofmusictopie

cesofmetalhittingeachother.Lifecanbehardforamusics.Theirinabilitytoenjoymusicsetsthemapartfromothers.Itcanbedifficultforo

therpeopletoidentifywiththeircondition.Infact,mostpeoplecannotbegintograspwhatitfeelsliketobeamusic.Justgoingtoaresta

urantorashoppingmallcanbeuncomfortableorevenpainful.Thatiswhymanyamusicsintentionallystayawayfromplaceswherethereismusic.H

owever,thiscanresultinwithdrawalandsocialisolation.“Iusedtohateparties,”saysMargaret,aseventy-year-oldwomanwhoonlyrecentlydiscoveredthatshewasa

music.BystudyingpeoplelikeMargaret,scientistsarefinallylearninghowtoidentifythisunusualcondition.Scientistssaythatthebrainsofamusicsar

edifferentfromthebrainsofpeoplewhocanappreciatemusic.Thedifferenceiscomplex,anditdoesn’tinvolvedefectivehearing.Amusicsc

anunderstandothernonmusicalsoundswell.Theyalsohavenoproblemsunderstandingordinaryspeech.Scientistscompareamusicstopeoplewhojustcan’tseecertain

colors.Manyamusicsarehappywhentheirconditionisfinallydiagnosed(诊断).Foryears,Margaretfeltembarrassedaboutherproblemwithmusic.Nowsheknowsthat

sheisnotalone.Thereisanameforhercondition.Thatmakesiteasierforhertoexplain.Whenpeopleinvitemetoaconcert

,Ijustsay,“Nothanks,I’mamusic,”saysMargaret.“IjustwishIhadlearnedtosaythatwhenIwasseventeenandnotseve

nty.”8.Whichofthefollowingistrueofamusic?A.Listeningtomusicisfarfromenjoyableforthem.B.Theyloveplace

swheretheyarelikelytohearmusic.C.Theycaneasilytelltwodifferentsongsapart.D.Theirsituationiswellunderstoodbymusicians.9.AccordingtoParagraph3,aper

sonwith“defectivehearing”isprobablyonewho_______.A.dislikeslisteningtospeechesB.canhearanythingnonmusicalC.hasahearingproblemD.la

cksacomplexhearingsystem10.Inthelastparagraph,Margaretexpressedherwishthat__________.A.herproblemwithmusichadbeendiagnosede

arlierB.shewereseventeenyearsoldratherthanseventyC.herproblemcouldbeeasilyexplainedD.shewereabletomeetotheramusics11.Whatisthepassagemainlyconcerned

with?A.Amusics’strangebehaviours.B.Somepeople’sinabilitytoenjoymusic.C.Musicaltalentandbrainstructure.D.I

dentificationandtreatmentofamusics.DInoneoftheworld’smostforbiddingenvironments,Polarbearsspendtheirsummersroaming(漫步)theArcticonlargepiecesoffloatin

gice.Theydrift(漂移)forhundredsofmiles,findingmates,huntingforseals,andfattingthemselvesupforthewinter.Withoutthefloatingi

ce,theworld’slargestbearscouldnotsurvive.Yetatthismoment,thepolarbears’Arctichabitat(栖息地)ismeltingawayunderitbecau

seofglobalwarming.Overthepastthreedecades,morethanamillionsquaremilesoffloatingicehasdisappeared.Scientistspredictthat,ifthecu

rrentrateofglobalwarmingcontinues,most,ifnotall,ofthebears’floatingicewillbegoneby2100.Asaresult,theworld’spolarbearscouldfaceglobaldy

ingoutbytheendofthiscentury.Already,theiceonthesouthernedgeofthepolarbears’habitatismeltingaboutthreew

eeksearlierthaninthepast.Thelossofthosekeyweeksleavesthebearslesstimetohunt,eatandstoreupfat.Oncetheicemelts,thebearsmustfa

stforuptoeightmonthsonlanduntilthefloatingicereturns.Asaresultofearlymelting,therehasbeena14percentdeclineintheHudsonBaypolarbearpopulatio

noverthepasttenyears—afallclearlycausedbyglobalwarming.Besides,agrowingnumberofpolarbearsmaybedrowning(溺水)astheya

reforcedtoswimmoreoften,andforlongerdistances,lookingforicesheets(冰原).AccordingtoareportbytheUSMineralsManagementService,rese

archersobservedfourdeadpolarbearsfloating60milesoffAlaskainSeptemberof2006andsaiditwaslikelythatmanyotherbearsswimmi

ngfaroffshorealsodrowned.Scientistshaveconcludedthattheworldwidepopulationofabout20,000polarbearsislikely

tobecomesmallerbymorethan30percentinthenext35to50yearsalone.12.Whatdopolarbearsusuallydoinsummer?A.Lookforre

latives.B.Huntforfood.C.Storecropsup.D.Makefriendswithseals.13.Whatdisasterwillhappentopolarbearsbytheendofthiscenturyaccordingtothetext?A.Globa

ldrowning.B.Globaldyingout.C.Globalhunger.D.Globalroaming.14.WhatcanbeinferredfromtheunderlinedpartinParagraph3?A.Thebearswillhavetostayhungrylonger.

B.Thebearswillhavetoroamfaster.C.Thebearswillhavetostayquieteronland.D.Thebearswillhavetofaceafasterfallofitspopulation.15.Whydopolarbearshavetos

wimmoreoftenandfarther?A.Tosearchforfood.B.Tobuildupbodiestosurvive.C.Tofindplacestolandon.D.Toescapebeinghunted.第二节（共5小题：每小题

2分，满分10分）根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。有两项为多余选项。HowtoQuietaComplainerTalkingtoacomplainercanstressyouout,bu

twiththerighttoolsyoucanlightenthemoodforall.16Somecomplainerswillstopifyouchangetheconversationinadir

ectionthatintereststhem.Ifyourneighboriscaringmuchaboutthephonecompany,tellheraboutanunexpectedcallyoureceivedfromanoldfriend.Ifyourcoworkerisco

mplainingaboutyourboss,askwhetherhemetthenewemployee.17Therefore,youcankeepusingit.Summarizethecomplaint.Ifyour

complainerkeepsrepeatinghimself,hemaystopifyouprovethatyou’relistening.Asksomethinglike,“CanItellyouwhatI’veheardsofarandyouknowt

hatI’vegotit?”Using“I”statements(“I’veheard…”)ratherthan“you”statementsshowsthatyou’reinterestedratherthantryin

gtoshutthepersondown.18Challengethepersontoact.Whenacomplainerisalwaystellingyouaboutherlatestproblem,asknicelywhatshe’sdonetoimproveit.Thatisn’tthe

usualdirectionthatacomplainingconversationtakes.19Behonest.Whenyouhavethingstodo,tellthecomplainerthatyoumustcuttheconversationshort.

20Youcansimplybehonest,evensayingyouneedtomoveonsotheconversationdoesn’tbringyoudown—especiallyifit’ssomeonewho’scomplainedto

youmanytimesbefore.A.Changethesubject.B.Continuethesubject.C.Youdon’tneedanexcusetostopit.D.Therefore,youca

nkeepcomplainingit.E.Hardasitmaybe,avoidsayingtheword“you”.F.However,thisdirectionmayhelptoshortlyendacomplaint.G.Th

ismethodisespeciallyeffectiveonthosewhoaremindlesslyexpressing.第二部分完形填空(共20小题；每小题1.5分，满分30分)DariusandJohntelbothlovebasketbal

landarecaptainsoftheirhighschoolbasketballteams.Theydidn’tknoweachother.21,oneSaturdaynight,theywereforeverlinkedinthemindsofallwh

owerepresentatagamebetweenDarius'ssmalltownteamandJohntel’sbigcityteam.Justhoursbeforethegame,Johntel’smotherdiedfr

omcancer.Hersudden22madeJohntelverysad:SoJohntel’scoachwantedto23thegame.ButJohntel24thatthegameshould

beplayed.Sowith25hearts,histeammatespreparedtoplayandhopefullywinwithouthim.26,Johntelappearedinthegymmid-waythroughthefirsthalf.

Seeinghim,Johntel’scoachcalledatimeout,andplayersandfans27thesadyoungmantoofferloveand28.Johntelwantedto29butputtinghiminthegameatth

atpointwould30atechnicalfoul(犯规)andtwofreethrowsfortheopposingteam.Theopposingteamunderstoodthe31andtoldthereferees(裁判员)toletJohntelp

layandto32thetechnicalfoul.Thereferees33thataruleisarule,andthefreethrowswouldhavetobetakenbeforethegamecould34.Astheteamcaptain,Darius35tota

ketheshots.Thefreethrowlineis15feetfromthebasket.However,Darius’sfirstshottraveledabout4feet.Hissecondshot36traveled2.Immediately,Johntelandhisteamma

tes37whatDariuswasdoing.Theystoodupandapplauded(鼓掌)forthegestureofsportsmanshipasDariuswalkedbacktohisbench.Johntel’st

eamwonthegameintheend.Butasthetwo38metafterthegameforpizzaandsodas,39oneithersidewastooconcernedwithwinsorlo

sses.Thatwouldbeoneofthemost40gamesintheirbasketballcareers.21.A.ThereforeB.HoweverC.BesidesD.Otherwise22.A.d

iseaseB.woundC.deathD.accident23.A.cancelB.watchC.defeatD.organize24.A.suggestedB.expectedC.orderedD.insisted25.A.kindB.heavyC.h

ealthyD.cheerful26.A.FortunatelyB.ExpectedlyC.SurprisinglyD.Hopefully27.A.surroundedB.comfortedC.encouragedD.called28.A.luckB.funC.adviceD.sup

port29.A.speakB.playC.studyD.work30.A.putoffB.giveupC.resultinD.escapefrom31.A.situationB.lessonC.meaning

D.mistake32.A.performB.acceptC.admitD.avoid33.A.agreedB.arguedC.provedD.guessed34.A.startB.loseC.continueD.stop35.A.offeredB.refu

sedC.hesitatedD.pretended36.A.alreadyB.evenC.onlyD.still37.A.understoodB.wonderedC.believedD.asked38.A.coachesB.classmatesC.gamesD.teams39.A.so

mebodyB.nobodyC.everybodyD.anybody40.A.disappointingB.excitingC.memorableD.scary第三部分语法填空（共10小题：每小题1.5分，满分15分）阅读下面短文，在空白处填入适当的内

容(1个单词)或括号内单词的正确形式。Atthe2016SummerOlympics,youmighthaveseen41(athlete)withpurplecirclesontheirskinfromcupping(拔火罐).Ormaybeyouknowsomeonewhousesacup

uncture(针灸)fortheirbackpainorherbalteasforcolds.Moreandmorepeopleusepracticeslikethesefrom42(tradition)Chines

emedicine(TCM)tonotonlyfightdisease,butalsopreventit.Asisknown,westernmedicinefocuses43(main)ontreatingdisease.However,TCMisanancientsystemofhe

alththat44(use)inChinaforthousandsofyears.Ittendstoviewthebodyalotasacar.Ithasdifferentsystems45needtherightinputsandoutputs.It’sveryconcreteandlog

ical.TCM,on46otherhand,doesn’tfocusonscienceandmedicine.Instead,it’sbased47balance,harmony,andenergyandoft

enfocusesonwaystopromoteandmaintaintheflowofvitalenergy48(call)qi,twoofwhoseoppositequalitiesareyina

ndyang.Thebeliefisthateverythinginlifehasalittlebitof49(it)opposite,too,andbalanceisthekey.AccordingtoTCM,theseideasplayoutinourbodies.When50(bala

nce)theyinandyangofqi,youfeelhealthyandwell.Ifnot,youfeelsick.ThusTCMaimstocreateharmonyandahealthyflowofqi.第四部分短文改错（共10小题，每小题1分，满分10分）假定英

语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。作文中共有10处语言错误,每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏子符号（∧）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；2.只允许修改10处，多者（从第11处起）不计分。Variousactivitieshasbeenorganizedinmanyschools.Theseactivitiesprovidestud

entsfortwomajoradvantages.Firstofall,theyplayapositiveroleinimprovestudents’studies.Duetotheirheavilyschedules,studentsareoftenburiedintextb

ooksandseldomenjoyedacolorfullife.Buttheactivitiesprovideopportunitiesforthemtorelaxthemselvesandenrichtheirminds.Beside,theactivi

tiesalsogivestudentsmorechancestogetinthetouchwithsociety.Totakeparttheseactivities,studentshavetoleavetheclassroomandgettokn

owotherpeople.Allthisoffersanimportantmeanforstudentstobroadentheirhorizons.Bygettinginvolvedinschoolactivities,t

heyhaveafullschoollifebutinturnhelpschoolactivitiestodevelop.第五部分写作（满分25分）假设你是校体育部部长周晓，你校英国交换生Ivan在全市网球比赛中获得了第一名。请你根据以下要点提示，用英语给Ivan写一封信，向他表示祝贺。要点提示

：1.表明得知Ivan获奖的消息；2.对Ivan的成功进行积极评价；3.表达衷心的祝贺。注意：1.词数100左右；2.可适当增加细节，使行文连贯。DearIvan,_______________________________________________

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cerely,ZhouXiao2020—2021学年度高二下学期期末考试答案英语第一部分阅读理解（共两节，满分40分）第一节（共15小题：每小题2分，满分30分）A1-3BCAB4-7BDABC8-11

ACABD12-15BBAC第二节（共5小题：每小题2分，满分10分）16-20AGEFC第二部分完形填空(共20小题；每小题1.5分，满分30分)21-25BCADB26-30CADBC31-35ADBCA36-40CADBC第三部分语法填

空（共10小题：每小题1.5分，满分15分）41.athletes42.traditional43.mainly44.hasbeenused45.that/which46.the47.on48.called49.its50.balancing第四部分短文

改错（共10小题，每小题1分，满分10分）1.第一句的has改为have2.第二句的for改为with3.第三句的improve改为improving4.第四句的heavily改为heavy5.第四句的enjoy

ed改为enjoy6.第五句的Beside改为Besides7.第五句的getinthetouchwith中去掉the8.第六句在Totakepart后面加in9.第二段第一句的mean改为means10.最后一句的but改为and第五部分写作（满分25分）DearIvan,I

ammuchdelightedtolearnthatyougotthefirstplaceinthecity’stenniscontest.Iamwritingtoofferyoumysincerestcon

gratulations.Asweknow,youarereallytalentedinplayingtennis,butundoubtedly,youcouldn’thavemadesuchremarka

bleachievementswithoutyourcontinuouseffort.Moreimportantly,youshowedpersistenceinthecompetition,whichcontributedtoyou

rfinalsuccess.Weareallproudthatyouhavewongloryforourschool.Again,I’dliketotakethisopportunitytoexpressmyheartfeltco

ngratulationsandbestwishestoyou.Iwishyougreatersuccessinthefuture.Yourssincerely,ZhouXiao