2025年人教版九年级英语上册Unit8单元拔尖检测试卷及答案

Unit8单元拔尖检测

限时：120分钟满分：120分

第一部分（听力共30分）

I.听选答案（共15小题，计20分）

第一节：听下面10段对话，每段对话后有一个问题，读两遍。请根据每段对话的内容和后面

的问题，从所给的三个选项中选出问题的正确答案。（共10小题，计10分）

()1.A.Tom.B.Mary.C.Cindy.

()2.A.Black.B.White.C.Brown.

()3.A.Grace's.B.Frank's.C.Carla's.

()4.A.Eggs.B.Bread.C.Sandwiches.

()5.A.Sixtimesaweek.B.Onceaweek.C.Everyday.

()6.A.Halfanhourago.B.Anhourlater.C.Halfanhourlater.

()7.A.Anurse.B.Adoctor.C.Alawyer.

()8.A.Onthebed.B.Underthebed.C.Onthedesk.

()9.A.Adog.B.Awolf.C.Amonkey.

()10.A.IfsBob's.B.It'sLinda's.C.It'sKathy's.

第二节：听下面两段材料，包括一篇独白和一段对话，每段材料后有几道小题。请根据材料的

内容，从题目所给的三个选项中选出问题的正确答案。每段材料读两遍。（共5小题，计10分）

听第1段材料,回答第11、12小题。

（）11.WhatdidLindafind?

A.Apen.B.Astorybook.C.AnEnglishbook.

（）12.Whodoesitbelongto?

A.Linda.B.Sandy.C.Toby.

听第2段材料,回答第13至15小题。

（）13.WhatwasLucydoingwhensheheardthenoises?

A.Readingastorybook.B.WatchingTV.

C.Takingashower.

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（）14.WheredidLucyhide?

A.Underthebed.B.Underthetable.

C.Underthechair.

（）15.Whycouldn'tLucy'smotheropenthedoor?

A.BecauseLucylockedthedoorinside.

B.BecauseLucy'smotherhadthewrongkey.

C.Becausetherewassomethingwrongwiththedoor.

n.听填信息（共5小题，计io分）

陕西中考新趋势本题你将听到一段独白，读两遍。请根据独白内容，用所听到的信息完成下

面表格。（每空不超过三个单词。）

InformationSheet

•MissLiisinterestedin16..

•The17.mustbeSam's.Ithashisnameonit.

•Johnoftenplaystheguitar18..

•Jackpracticesplayingsoccer19..

•Laurahasbeenlookingforher20.forseveraldays.

第二部分（笔试共90分）

III.完形填空（共20小题，计20分）

第一节：阅读下面短文，按照句子结构的语法性和上下文连贯的要求，从各小题的四个选项中

选出一个最佳答案，使短文连贯完整。

OneSundayafternoon,myyoungerbrotherandIwerealoneathome.Iwasdoingmy

homeworkwhile21youngerbrotherwaswatchingTV.Suddenly,thedoorbellrang.My

brotherthoughtitwasourparents,22heopenedthedoorquickly.

Atallmanstoodoutsideandaskedpolitelyifourparentswereathome.

Withoutthinking,mybrothersaid"No"andwanted23thedoor.However,theman

pushedthedoorveryhardandcameintoourhouse.Hetookout24knifeandaskedmeto

tieupmybrother'shands.Itieduphishandsinaspecialwaysomybrothercoulduntie（松开）

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himself25.Themanthentiedmyhandsupandlockedbothofusinthekitchen.

Whenthemanwentupstairs,I26mybrothertountiehishands.Hethenuntiedme.We

triedtogetoutofthere,butthedoorswerealllockedfromoutside.It27luckythattheman

forgottolockthewindowsinthekitchen.Wegotoutofthehouse28thewindowandwent

tothenearestpayphonetocallthepolice.

Finally,thepolicecameandcaughttheman.Bythetime,myparentscamehome.Wetoldthem

29.Myparentsweregladthatwewerenothurtandtoldusthatwe30openthe

doortothestranger.Ilearnedalessononsafety.

()21.A.IB.myC.meD.myself

()22.A.soB.becauseC.ifD.until

()23.A.toknockB.knockC.tocloseD.close

()24.A./B.theC.aD.an

()25.A.easyB.easilyC.difficultD.difficultly

()26.A.havetaughtB.willteachC.teachD.taught

()27.A.wasB.isC.wereD.are

()28.A.withB.inC.ofD.through

()29.A.thathappenedB.thatdidhappen

C.whathappenedD.whatdidhappen

()30.A.shouldeverB.evershould

C.shouldneverD.nevershould

第二节：阅读下面短文，理解大意，然后从各小题的四个选项中选出一个最佳答案，使短文连

贝兀TE.O

[2025西安高新区期末]Oneday,Iwenttoplayintheforest.Iwaswalkingamongthetrees

whenI31acave(山;同).Itwasverydarkinside.Iwasn'tsurewhetherIshouldgoinornot.

WhileIwas32,Iheardanoiseinthecave.Iwentinandsawa33.Hewascrying.

Itookhishandandhestoppedcrying.Wewentoutsideandwalkedalongtheroadtothetown.

Whilewewerewalking,he34tocryagain.Isaid,"MynameisSamantha.Whafsyours?"

Buttheboydidn'tsayanything.

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Weweregettingclosetothe35whensuddenlytheboystopped.

“Mydog!”hesaid."Where'smydog?”Andthenheranbacktothecave.

“Comeback!”Ishouted.Buthedidn't36.Iranafterhimandsawhimrunintothe

cave.

Iwentbackintothecave.Theboywasn'tthere,37asmalldogwassittingonthe

ground.Itwaslookingatme.Andthenitranoutthecaveandintotheforest.

I38sawtheboyorthedogagain.Itwasgettingdark,soIwenthome.WhenIgot

home,mymotherwasreadingabook.Itoldher39theboyandthedog.

Mymotherputdownherbookandlookedatmeintheeye.Shesaid,“That'sa40.

Abouttwentyyearsago,alittleboyandadogdisappearedinthatforest.99

()31.A.discoveredB.hidC.cleanedD.rushed

()32.A.liftingB.callingC.thinkingD.working

()33.A.manB.womanC.girlD.boy

()34.A.forgotB.startedC.failedD.prevented

()35.A.townB.forestC.schoolD.farm

()36.A.nodB.fearC.stopD.regret

()37.A.orB.butC.soD.because

()38.A.alwaysB.alreadyC.stillD.never

()39.A.aboutB.withC.overD.for

()40.A.projectB.memoryC.requestD.mystery

IV.阅读理解（共15小题，计20分）

第一节：阅读下面A、B、C三篇材料，从所给的四个选项中选出能回答所提问题或完成所给

句子的一个最佳答案。（共10小题，计15分）

A[2025武汉三模]

Howbloodyascene!

BloodFallsinAntarcticaareawaterfallwhichshoots

blood-redwaterintoariver.Thesightisaperfectbackground

forahorrorfilm:mysteriousandofcoursebloody.Itsspecial

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colorwaslongbelievedtobecausedbyredalgae（红藻）.Until2017,thetruecauseof

theso-calledbloodwasprovedtobeoxidizedironinsaltwater.

Impressiveyetadangeroussight,frozenbubblescanbeseenin

wintersatAbrahamLakeinCanada.Whenmethane（甲烷）gasgets

crowdedunderwaterandfreezes,itwillfinallyformthisspecial

frozenbubblessights一frozenbubbles.Suchplentyofmethaneishighlyrisky.So

frozenbubblesevenalitmatchnearbycancauseanexplosion（爆炸）.

MirroroftheSky

Duringthenewmoonandfullmoonperiods,touristscan

seeaclearreflectionoftheskyinthewatersofSasaran

BeachinMalaysia.Thesmoothsandandlowestwaterlevel

createsuchanunbelievablesight.Alsoknownasthe"MirroroftheSky”,thiswater

beachisanamazingplacetotakepicturesandthusaperfecttraveldestination.

）41.Whatreallycause（s）thewatershotbyBloodFallstobeblood-red?

A.Oxidizediron.B.Redalgae.

C.Methanegas.D.Horriblefilms.

）42.Thebestheadingforthesecondnewswouldbe.

A.Howbeautifulalake!B.Toodangeroustovisit!

C.Specialfrozenbubbles!D.Herecomeexplosions!

）43.Whatdothethreepiecesofnewsabovehaveincommon?

A.Theycanbeseenonlybywater.

B.Theyhavedrawnmanytourists9attention.

C.Theyintroduceplacesfitforvisiting.

D.Theyshowthecausesofthespecialsights.

ThereisanamazingriverrunningdeepthroughtheAmazonrainforestinPeru.Thewater

temperaturesalongtheriverarefrom50℃to90℃,andinsomeparts,theycanalmostreachthe

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boilingpointof100℃.Fortherestoftheworld,however,thisnaturalwonderusedtobejusta

legend.Theriver9sexistence(存在)wasofficiallyconfirmed(证实)in2011byascientistnamed

AndresRuzo.

Ruzoheardlotsofstoriesandlegendsaboutthestrangeriverwhenhewasyoung.His

grandfathertoldhimtheriverwasdiscoveredbySpanishpersonshundredsofyearsagowhenthey

traveleddeepintotherainforestinsearchofgold.20yearsafterhe'dheardthisstory,Ruzo'saunt

toldhimshehadseentheriverfirst-hand.Guidedbyher,theyoungscientistfinallyfoundtheriver

himself,andconfirmedthatitswatersdoreachboilingtemperatures."Dippingmyhandintothe

riverwouldgivemethird-degreeburnsinlessthanhalfasecond.Fallingincouldeasilykillme,“he

wroteinhisbookTheBoilingRiver.AdventureandDiscoveryintheAmazon.Ruzosaid,"Whatwas

amazingisthatthelocalpeoplehadalwaysknownaboutthisplace,andthatanywayIwasnotthe

firstoutsidertoseeit.Itisjustapartoftheireverydaylife.Theycookwithit,cleanwithit,even

maketheirmedicinewithit.”

Butsofar,noonehasbeenabletoexplainthesecretoftheboilingwater.uItremindsusthat

therearestillgreatwonderstobediscoveredJRuzosaid.uThebiggestpartoftheBoilingRiverarea

isstilloriginal(原始的)anduntamed-andwehopetokeepitthisway.”

()44.Whyistherivercalledanaturalwonder?

A.Becausethewaterintheriverishot.

B.BecauseitisrunningdeepthroughtheAmazonrainforest.

C.Becausepeoplecookwithitandcleanwithit.D.BecauseifsalegendinPeru.

()45.Whatdoestheunderlinedword"untamed“inthelastparagraphprobablymean?

A.Soft.B.Wild.C.Real.D.Wide.

()46.Choosethecorrecttimeorderaccordingtothepassage.

①Ruzo'saunttoldhimshehadseentheriverfirst-hand.

②Theriver9sexistencewasofficiallyconfirmedbyAndresRuzo.

(3)Ruzoheardlotsofstoriesandlegendsaboutthestrangeriver.

④TheriverwasdiscoveredbySpanishpersons.

A.③①④②B.②③①④C.③②①④D.④③①②

()47.Whichofthefollowingistrueaccordingtothepassage?

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A.AndresRuzowasthefirstpersontofindtheriver.

B.AndresRuzowaskilledbythewaterwhenhefellintheriver.

C.AndresRuzohopedtheriverwasmadefulluseofbypeople.

D.AndresRuzoofficiallyconfirmedtheriver'sexistence.

C

Youmighthaveseenbeautifulrainbowsintheskybefore.They

formwhensunlightfallsonwaterdropsintheair.Butinfact,

moonlightcanalsocreaterainbowsinthesameway.Theyare

called"moonbows”.Theyaresimilartorainbows,buttheyare

createdbymoonlightinsteadofdirectsunlight.

Moonbowsaremoreunusualthanrainbows.Differentweatherandastronomicalconditionshave

tobejustrightformoonbowstobecreated.Themoonhastobeverylowinthesky-only42

degreesfromthehorizon(地平线).Themoonperiodhastobeafullmoonornearlyfull.Thesky

mustbeverydarkforamoonbowtobewatchedclearly-anybrightlightcanobscureit.Water

dropsmustappearintheairintheoppositedirectionofthemoon.Moonbowsappearontheopposite

sideofthemoonandusuallylookwhitetothehumaneye.Thisisbecausetheircolorsarenotbright

enoughtobenoticedbythehumaneye.

Moonbowsmoreoftenappearinsomelocationsaroundtheworld.Mostoftheselocations

usuallyhavewaterfalls,whichcreatethinfogintheair.SomeoftheselocationsaretheYosemite

NationalParkinCaliforniaandCumberlandFallsStateResortParkinKentuckyandWaimeain

Hawaii,US.

Moonbowsdoreallyhappen.Soatacertaintimeandacertainplace,whenamoonbowhappens

toappear,youcan'tmissitifyou'rerightthere.

()48.Accordingtothefirsttwoparagraphs,moonbowsare.

A.seenduringthedayB.moredifficulttoform

C.createdbysunlightD.easiertofind

()49.Whichofthefollowingcanbetheconditionsforamoonbowtoform?

A.Ahalfmoonhangshighinthebrightsky.

B.Afullmoonis50degreesfromthehorizon.

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C.Anearlyfullmoonhangslowinthedarksky.

D.Waterdropsareintheoppositedirectionofthesun.

（）50.WhatisParagraph3mainlyabout?

A.Backgroundofmoonbows.B.Locationsofmoonbows.

C.Conditionsofmoonbows.D.Thedevelopmentofmoonbows.

第二节：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。选项中有两项为多

余选项。（共5小题，计5分）

Everyyear,millionsofbirdsarekilledorhurtwhentheyflyintobuildings.Whydoesthis

happen?51.Birdsareflyingintowindowsandtallbuildingsthatareallcoveredbyglass.

Manybirdsflyfromoneplacetoanother.Mostofthetime,theyliveinthewild,suchasforests

andwetlands.52.Theymightseesmalltreesandflowersinsideawindowandwanttorest

ontheseplants.Thebirdsdonotknowthereisglassbetweenthemandtheplants.53.

Somebirdsflyatnight.Theyusethemoonandstarstohelpguidethemintherightdirection.

Tallbuildingswithlightsonatnightcanconfuse（迷惑）thebirds.54.Thebirdsseethe

light,buttheycannottellthatthelightiscomingfrominsideabuilding.Theyflytowardthelight

andcrashintoabuilding.Onmanymornings,theremightbeseveraldeadbirdslyingontheground.

55.Manyofficebuildingsnowturnofftheirlightsatnight.Thishelpsreducethe

numberofbirdsthatflyintobuildingsanditalsohelpssaveenergy.

A.Theanswerisglass.

B.Peoplearetryingtosolvetheproblem.

C.Thesebirdshavenoideawhatglassis.

D.Asaresult,theyflyrightintotheglass.

E.Inthisway,theycanavoidcrashingintoglass.

F.Thisisabigproblem,especiallyonfoggydaysandrainynights.

G.Theyflyintothebuildinginwinter.

V.完成句子：根据所给汉语意思，用单词或短语完成下列英文句子。（共5小题，计10分）

56.“你的包里有贵重物品吗？”警察询问那位女士。

“Isthereinyourbag?"thepoliceaskedthelady.

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57.我经过一家超市时，看到两名警察在追一个小偷。

IsawtwopolicemenathiefwhenIpassedbyasupermarket.

58.我发现地上有一张照片，我猜测它可能是属于那位女士的。

IfoundaphotoonthegroundandIguesseditmightthatlady.

59.同时，很多路人帮忙抓小偷。

,manypassersbyhelpedcatchthethief.

60.在那之后，警察收到了来自这个女士的锦旗，以感谢他们。

Afterthat,thepoliceabannerfromtheladytothankthem.

VI.短文填空：用方框中所给单词的适当形式填空，使短文完整正确。（每个单词限用一次，每

空限填一个单词。）（共10小题，计10分）

our,land,an,earth,call,mystery,many,that,example,fly

UFOstandsforUnidentifiedFlyingObject.Itisageneraltermforanythingseeninthesky61.

cannotbeexplainedoridentified.AfterWorldWarII,thereweremanyreportsof62.

"flyingsaucers99.Theyare63.flyingsaucersbecausethe64.common

shapesdescribedareplate-like.Forquite65.longtime,strangeshapeshadbeenreportedin

differentpartsoftheworld.Picturesandfilmsweretakenofflyingsaucersseeninthesky.Some

pilotsofplanesreportedthatroundflyingmachinesoncefollowedthemandmovedatgreatspeed.

Someunofficialexpertsandnewspaperssuggestedthatsomecreaturesfromotherplanetswere

watchingus.SomepeoplesaidaUFOhad66.onthe67..Aspacecreaturegotout

oftheUFO,walkedaround,andthen68.offagain.Thereismuchdisagreementabout

whetherUFOsarereallyalienspaceships.ManyUFOsightingsandphotographshavebeenproved

tobemistakesorfake.For69.,oncethepictureofaUFOturnedouttobeamilitary

aircraft.

Whatliesaheadofus?Wedon'tknow,butwecanbesurethatwhateverhappens,70.

arelivinginanagewhichwillgrowmoreinteresting.

vn.任务型阅读：阅读下面的语篇材料，根据所读内容，完成下列各题。（共5小题，计io分）

Eggshellsarejustthin,butyoumaybesurprisedathowstrongtheyare.Lefsdoanexperiment.

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Whatyouneed

FoureggsSharpscissorsTape（胶带）Abowl

Phonebooksorhardcoverbooks

Whatyoudo

•Digaholeinthesmallendofeacheggandmakeitlargertopourtheeggs

intothebowl.Givetheeggstoyourhelper.Theyareusedforcooking.Washand

air-drytheshells.

•Stickthetapearoundeachegg'swidestpoint.Carefullybreakawaythe

shellbetweenthetapeandthehole.

•Putshellsonthefloorinasquareandgentlyputabookonthem.Addmore

booksandseehowstrongtheeggshellsare.

Whathashappened

Eggshellsarestrongbecausetheyworkthesamewayasanarch（拱门）.Put

weightononeplace,andthecurving（弯曲的）shellspreadstheforceallaround

theegg.Thestrongwalloftheshellsupportstheweakpoint.

Theeggshell...but

isstrong。weakifyou

ifyouO]push

pushagainst

against」itsflat

itsendside.

71.Howmanykindsofthingsareneededintheexperiment?

kindsofthingsareneeded.

72.Whatdoestheunderlinedword"They"inthepassagereferto?

Itrefersto.

73.Whycantheeggshellsupportsomebooks?

Becausetheforceisbythecurvingshell.

74.Inwhatclasscanweprobablyseetheexperiment?

Wecanseeitinaclass.

75.Whatdoestheexperimentshowus?

io

Itshowsusthat.

VIII.补全对话（共5小题，计5分）

[2025西安第二十六中期末]根据下面对话中的情境，在每个空白处填入一个适当的语句，使

对话恢复完整。

A:Peter,Tmreallyworried.

B:76.?

A:Ican'tfindmybag.

B:77.?

A:Ican'tremember.Iwenttowatchamovie.Itmaystillbeinthetheatre.

B:78.?

A:Nothingvaluablebutsomeexercisebooksinit.

B:Don'tworry.I'msureyouwillfindit.

A:Oh,wait!Iwentfbrapicnicwithmyfriendsintheparkafterthemovie.IrememberIhadmy

bagwithmeduringthepicnic.

B:79..

A:Maybe.Ileftataboutfiveaheadofmyfriends.I'llcallthemnowtoseeifsomebodysawit.

B:80..Maybesomeonesawyourbag

andtookithome.

A:Thanks.Ihopeso.

IX.书面表达（共1题，计15分）

请仔细观察下列图片，展开合理想象，以图中小女孩的身份写一篇日记。

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要求：

1.字迹工整，语法正确，意思连贯，合乎逻辑，可适当发挥;

2.词数：不少于80（开头已给出，但不计入总词数）。

Saturday,June3rd

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Unit8单元拔尖检测

听力材料

I.听选答案

第一节：听下面10段对话，每段对话后有一个问题，读两遍。请根据每段对话的内容和后面

的问题，从所给的三个选项中选出问题的正确答案。

1.W:Tom,whosebookisthis?

M:ItmustbeMary's.Shereallylikesreading.

Q:Wholikesreading?

2.W:TheblackbagonthedeskmustbeMike's.

M:Idon'tthinkso.Hisfavoritecolorisbrown.

Q:WhatcolordoesMikelikebest?

3.M:Thereisatennisballhere.Isityours,Grace?

W:No,itisn'tmine.ItmaybeFrank's.Histennisballwaslostjustnow.

Q:Whosetennisballmayitbe?

4.W:Whatwouldyouliketoeatforbreakfast,eggsorbread?

M:Neither.I'dliketoeatsomesandwiches.

Q:Whatdoestheboywanttoeatforbreakfast?

5.W:Doyouoftenplaythepiano?

M:Yes,Ilikeplayingthepiano.IplayiteverydayexceptMonday.

Q:Howoftendoesthemanplaythepiano?

6.W:Hi,Bob,ifssunny.Iwanttogoswimming.Wouldyouliketogowithme?

M:rdloveto.ButImustfinishmyhomeworkfirst.Pleasewaitformeforhalfanhour.

Q:Whenwilltheygoswimming?

7.W:Whydoyouthinkthewomanisadoctor?Maybesheisanurse.

M:Don'tyouknow?She'sMary'smotherandsheworksasadoctor.

Q:WhatisMary'smother'sjob?

8.W:Look!Itcouldbeagirl'sroom.Ifsverytidy.

M:Idon'tthinkso.Itmightbeaboy'sroom,becausetheblackcaponthebedlookslikeaboy's

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cap.

Q:Whereisthecap?

9.W:Look!Thereisabiganimalunderthetree.Isthatadog?

M:No,itcan'tbeadog.Itmustbeawolf.Ithassharpteeth.

Q:Whatanimalmightitbe?

10.W:Thereisatextbookunderthedesk.Doyouknowwhosetextbookitis,Bob?

M:ItmustbelongtoKathy.Hernameisonit.

Q:Whosetextbookisit?

第二节：听下面两段材料，包括一篇独白和一段对话，每段材料后有几道小题。请根据材料的

内容，从题目所给的三个选项中选出问题的正确答案。每段材料读两遍。

听第1段材料,回答第11、12小题。

M:Hey,Linda!

W:Hey,Toby!IsthisyourEnglishbook?

M:No,itisn't.Mineisinmydesk.

W:Ifounditunderyourdesk.Ithoughtitwasyours.

M:It'sSandy's.Look,shewrotehernameonthecover.

W:Oh,yes.Lefsgoandfindhertogether.

听第2段材料,回答第13至15小题。

LastSundaynight,Lucywasathomealone.Whileshewasreadingastorybookinherroom,she

heardsomestrangenoises.Shestoppedreadingandwenttothedoorquietly.Thenoiseswenton.

Someonewasknockingatthedoor.Shefeltsoscaredthatshehidherselfunderthetable.Suddenly

sheheardavoice,“Lucy,areyouthere?Haveyoulockedthedoorinside?Ican'topenit"Oh,itwas

Mom."Yes,Mom,"sheansweredandrantoopenthedoor.WhenshesawMomstandingoutside,

shecouldn'thelpcrying.Momsaid,“IamsorryandIwon'tleaveyouathomealoneagainwhile

Fmatwork.”

II.听填信息

本题你将听到一段独白，读两遍。请根据独白内容，用所听到的信息完成下面表格。（每空不

14

超过三个单词。）

KellyvolunteersattheLostandFoundinhersparetime.Lotsofthingsareturnedineveryday.

TheEnglishnovelmightbelongtoMissLi,becausesheisalwaysinterestedinreadingEnglish

books.TheschoolbagmustbeSam's.Ithashisnameonit.TheguitarcouldbeJohn's.Heoften

playstheguitarafterschool.ThesoccerballmightbeJack's.Heisontheschoolsportsteamand

practicesplayingsoccertwiceaweek.Asforasetofkeys,itcouldbeLaura's.Shehasbeenlooking

forherkeysforseveraldays.

答案

1.1-5BCBCA6-10CBABC11-15CBABA

II.16.readingEnglishbooks17.schoolbag18.afterschool

19.twiceaweek20.keys

III.第一节：【主旨大意】本文主要讲述了作者和弟弟单独在家偶遇抢劫的故事，靠作者和弟

弟的机智勇敢，他们逃脱了坏人的抢劫，并及时报警，让警察把坏人绳之以法。同时告诉

我们，不能给陌生人开门。

21.B【点拨】根据"myyoungerbrotherandIwerealoneathome”可知，应是我的弟弟在看电视。

故选B。

22.A【点拨】空格前后为因果关系,前因后果,故此处应用so。故选A。

23.C【点拨】根据"However,themanpushedthedoorveryhard”可知，弟弟应是想关门，wantto

dosth.“想要做某事”，此处应用动词不定式。故选C。

24.C【点拨】根据"Hetookout...knife"可知，他应是拿出一把刀,此处表泛指,且knife以辅

音音素开头,应用a0故选Co

25.B【点拨】根据"Itieduphishandsinaspecialwaysomybrothercoulduntie（松开）himself5

可知，应是能够很容易解开自己,且此处修饰动词untie应用副词。故选B。

26.D【点拨】结合语境和“went”可知，此处应用一般过去时。故选D。

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27.A【点拨】根据“It...luckythatthemanforgot...”可知，句子为一般过去时，由于主语It为单

数,故此处应用was。故选A。

28.D【点拨】根据"Wegotoutofthehouse...thewindow”可知，应是通过窗户逃出房子。故选

D。

29.C【点拨】根据"Wetoldthem”可知，此处为宾语从句,从句应用陈述语序,故排除选项B

和D;从句缺主语,故应用what0故选C。

30.C【点拨】根据"andtoldusthatwe...openthedoortothestranger”可知，是不应该给陌生人

开门。故选C。

第二节：【主旨大意】本文作者以第一人称讲述了自己在森林中遇到了一个神秘的男孩和一只

狗，并描述了他们消失的神秘情节。

31.A【点拨】根据"Iwas...acave（山洞）.”可知，作者发现了一个山洞。故选A。

32.C【点拨】根据"Iwasn'tsurewhetherIshouldgoinornot.”可知，作者正在思考是否要进去。

故选Co

33.D【点拨】根据"Buttheboydidn'tsayanything.”可知，看到了一个男孩。故选D。

34.B【点拨】根据前文“Hewascrying.Itookhishandandhestoppedcrying.”可知，此处表示“他

又开始哭了”。故选及

35.A【点拨】根据"Wewentoutsideandwalkedalongtheroadtothetown."可知，我们快到镇上

了。故选A。

36.C【点拨】根据"Iranafterhimandsawhimrunintothecave.”可知，男孩没有停下来。故选

Co

37.B【点拨】根据"Theboywasn'tthere...asmalldogwassittingontheground.”可知，此处前后

表示转折，应该用but连接。故选B。

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38.D【点拨】根据"Abouttwentyyearsago,alittleboyandadogdisappearedinthatfbrest.”可知，

再也没有见过男孩和狗。故选D。

39.A【点拨】tellsb.aboutsth.“告诉某人关于某事二故选A。

40.D【点拨】根据"Abouttwentyyearsago,alittleboyandadogdisappearedinthatfbrest.”可知，

这是一个神秘事件。故选D。

IV.第一节:A【主旨大意】本文介绍了世界上的三个奇妙的自然景象。

41.A【点拨】细节理解题。根据“Itsspecialcolorwaslongbelievedtobecausedbyredalgae(红

藻).Until2017,thetruecauseoftheso-calledbloodwasprovedtobeoxidizedironin

saltwater.”可知，血瀑布的特殊颜色长期以来被认为是由红藻引起的。直到2017年,所谓

血液的真正原因被证明是盐水中的氧化铁。故选A。

42.C【点拨】最佳标题题。根据"Impressiveyetadangeroussight,frozenbubblescanbeseenin

wintersatAbrahamLakeinCanada.”可知，第二段介绍的是在加拿大的亚伯拉罕湖,冬天可

以看到冰冻的气泡，这是一个令人印象深刻但又很危险的景象。选项C“特别的冰冻气泡”

作为标题最为合适。故选C。

43.D【点拨】推理判断题。第一段解释了血红瀑布血液是盐水中的氧化铁形成的；第二段解

释结冰的气泡是由于甲烷气体在水下拥挤并结冰，形成了这种特殊的景象；第三段解释了

光滑的沙子和最低的水位创造了如此令人难以置信的景象。由此可知，这三则新闻的共同

之处就是它们都解释了这些特殊景象的成因。故选D。

B【主旨大意】本文主要讲述了一位名叫安德烈斯・鲁佐(AndresRuzo)的科学家正式确认沸腾河

流存在的过程。

44.A【点拨】细节理解题。根据“Thewatertemperaturesalongtheriverarefrom50℃to90℃,and

insomeparts,theycanalmostreachtheboilingpointof100℃.”可知，这条河流被称为自然奇

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观，是因为它的河水是热的。故选A。

45.B【点拨】词义猜测题。根据“ThebiggestpartoftheBoilingRiverareaisstilloriginal（原始

的）”可知，这条河流最大部分区域是原始的，“untamed”与“original”并列,意义相近,此处