高考英语阅读-词义猜测

词义猜测

ManfredMilinskifromtheMax-PlanckInstitutefor

EvolutionaryBiologyinGermanyandBettinaRockenbachof

theUniversityofBerlin,theauthorsofanewstudy,foundthat

peopleactbetterwhentheyarebeingwatchedbecausethey

feeltheywillberewardedforgoodbehavior.Theirreportalso

referredtootherresearchshowingthatthisresponseof

behavingwellwhenwatchedissomehowcodedintohumans

andpeoplerespondthiswayunconsciously,orwithout

realizingit.

Theunderlinedword"coded"inparagraph3isclosestin

meaningto.

A.hiddenB.programmedC.forgottenD.learnt

【解析】

B词义猜测题。根据划线词后面句子peoplerespondthisway

unconsciously,orwithoutrealizingit.可以判断人们这种表现是本

能的，是人天生就有的，由此判断C选项内容接近划线词义，意思是

"编进程序的"，选B。

Waybackin1662,JohnEvelyn,abrilliantEnglishman

knownforhisdetaileddiaries,wroteaboutdisastrouseffects

ofcoal-burningonthecityofLondon.Init,hedescribedan

infernalsceneofsmog—airfilledwith“ColumnsandClouds

ofSmoke"givenoutbysmallindustriesandresidencesthat

burnedcoalforfuel.

Theunderlinedword“infernal"inthefirstparagraph

probablymeans.

A.imaginaryB.adventurous

C.unbelievableD.annoying

【解析】

D词义猜测题。结合上下文可知文中描述了一个充满烟雾的世界，

让人觉得如地狱般。imaginary虚构的;adventurous爰冒险的；

unbelievable难以置信的；annoying恼人的，讨厌的。结合前文可

知是让人讨厌的烟雾景象，故选

Do

ButPacesaidthattheflyingMycobacteriumposefew

threatstothehealth.Onlythosewithaweakimmunesystem

mightneedtoworry.HetoldtheNewYorkTimesthatthe

bacteriaarenotasunpleasantasmightbethought.Hesaid

thathavingashowerisnomoredangerousthananythingelse

wedointhemorning.

Theunderlinedword"pose"intheparagraphprobably

means"".

A.causeB.avoidC.describeD.promise

【解析】

A词义猜测题。cause引起;avoid避免;describe描述;promise

许诺。从划线句后面可知，这些微生物对健康几乎不能造成威胁，只

有一些免疫力比较弱的人才有担心的必要。所以pose相当于cause

引起，所以选A。

ScientistsattheCaliforniaInstituteofTechnology(Caltech)

havereportedevidencethatMarswaswarmerandwetterlong

agothanitistoday.TheCaltechscientistssaytheyhave

directlyestablishedthetemperatureofMarsfourbillionyears

ago.Atleast,theyestablishedthesurfacetemperatureonpart

oftheplanetatthattime.Theresearcherssayitisthefirstsuch

evidencetobediscoveredandpresented.

Theunderlinedword"establish'1intheparagraphprobably

means

A.tosetup

B.tomakepeopleacceptabelief

C.todiscoverorprove

D.tostarthavingarelationshipwithothers

【解析】

C词义猜测题。从最后一句"Theresearcherssayitisthefirstsuch

evidencetobediscoveredandpresented”名吉合前面两句可以说

明科学家发现了40亿年前的火星地表的温度的证据。"establish"

在本句中是,故选

"discoverorprove"Co

Nowadayswealwaysfindpeoplecheckingemailsina

restaurant,takingapictureofthefoodwhenitarrives,or

checkingamessageduringaconversationinsteadof

traditionalcommunication.It'snosecretthatourlivesare

beingaffectedbyoursmartphonesobsession.

Theunderlinedword"obsession"intheparagraphmost

probablymeans"".

A.devotionB.contributionC.addictionD.emotion

【解析】

C词义猜测。devotion奉献;contribution贡献;addiction上瘾;

emotion情绪。根据:"checkingemailsinarestaurant,takinga

pictureofthefoodwhenitarrives,orcheckingamessage

duringaconversation..."可知，人们无时无刻不在用智能机，这在

一定程度上,已经成为了一种癖好，故选C。

Thecomplexisactuallytwobuildingslinkedbybridges

acrossashady,glass-roofedatrium（天井）opentotheair.Fans

suckfreshairinfromtheatrium,blowitupstairsthrough

hollowspacesunderthefloorsandfromthereintoeachoffice

throughbaseboardvents（通风口）.Asitrisesandwarms,itis

drawnoutviaceilingventsandfinallyexiststhrough

forty-eightbrickchimneys.

Whatdoes"it"refertointheparagraph?

A.Freshairfromoutside.

B.Heatinthebuilding.

C.Hollowspace.

D.Baseboardvent.

【解析】

A词义猜测题。从有划线词的本句中可知，"风扇将新鲜的空气从天

井吸入，再通过天花板的空洞上传，最后经通风口传入每一间办公室。"

可知这里的it指前面提到的“新鲜空气"，故选A。

Thecurrentisproducedbecauseofaneffectintheglass

tubes.Whentheyarefilledwithwater,positivelycharged

ions（阳离子）fixedinthetubesarewashedaway,leavinga

slightnegativechargeontheglasssurface.Whenwateristhen

forcedalongthetube,thesurfacerepelsnegativelycharged

ionsinthewaterwhilepositivelychargedionsareattracted

downthetube.Theresultisanetflowofpositivelycharged

ionsthatsetsupanelectriccurrent.

Theunderlinedword"repels"intheparagraphisclosestin

meaningto.

A.rejectsB.identifiesC.attractsD.rebels

【解析】

A词义猜测题。A.rejects排斥;B.identifies鉴定，认出;C.attracts

吸引;D.rebles反抗，背叛。划线词的本句中提到"...leavingaslight

negativechargeontheglasssurface.Whenwateristhen

forcedalongthetube,thesurfacerepelsnegativelycharged

ionsinthewater...”,从常识可知异性相吸,同性排斥,所以当管

子表面的阴离子遇到阴离子时会发生排斥，由此推测A选项正确。

Oneofthesurprisingfactsaboutseahorsesformost

peopleisthattheyarevertebrates（脊椎动物）.Theycanturn

andcurlfreely,andliketoswiminpairsconnectedbytheir

tails.Theirtailsarepowerful,andtheycanusethemtograsp

thesurroundingseaweed（海藻）tokeepthemselvesfrombeing

sweptaway.Soseahorsesareusuallyfoundinwarmwater

filledwithseaweed.

Whichofthefollowingcanreplacetheunderlinedword

"grasp"?

A.Eat.B.Hold.C.Make.D.Handle.

【解析】

B词义猜测题。根据划线词后面的"...t。keepthemselvesfrom

beingsweptaway""来免于被冲走"可知，grasp在此意为“抓住"，

hold与其同义，故选B。

Anyonewhoisacreativegeniuswilltellyouthatcreativity

isverymuchlikeamusclethatneedstobedeveloped.Ifyou

don'tlearnhowtodevelopcreativethinking,thisskill,just

likeamuscle,willbecomepooranduseless.Ontheotherhand,

keepworkingatit,andthisskillwillsoonbereadyforaction

wheneveryouneedit.Sohowdoyoudevelopyourown

personalstyleofcreativethinking?

Theunderlinedword"it"intheparagraphmeans.

A.creativethinkingB.themuscle

C.personalstyleD.greatcapacity

【解析】

A词义猜测题。从文章第二段的句子："Ifyoudon*tlearnhowto

developcreativethinking,thisskill,justlikeamuscle,will

becomepooranduseless.'1可知创造力是要经常练习的，如果不

练习，就会没有用，下文说，如果一直练习创造力，它在使用的时候，

就可以用的上，所以it指的是“创造性的思维"，选A。

TheweatherpredictionsforAsiain2050readlikeastory

fromadoomsdaymovie.

Manyexpertsandgreengroupsfeartheywillcometrue

unlessthereisaunitedglobalefforttoholdbackgreenhouse

gasoutpouring.Inthedecadestocome,Asia—hometomore

thanhalftheworld1s63billionpeople-willchangefromone

climateextremetoanother,withtiredfarmersbattling

droughts,floods,disease,foodshortagesandrisingsealevels.

Theunderlinedword"doomsday"maygiveusthefeelingof

A.happinessB.sadnessC.peaceD.excitement

【解析】

B词义猜测题。A.happiness幸福;B.sadness悲伤;C.peace和

平；D.excitement兴奋。根据下文提到的问题，可知应是一个不好

的景象，是令人沮丧和悲伤的。故选B。

“Wehavefoundanimportantmechanismbywhichthe

heartandbrain'speak'toeachothertochangeourfeelings

andreducefear,"Dr.Garfinkelsaid.

Whichofthefollowingisclosestinmeaningto"mechanism”

intheparagraph?

A.Order.B.System.

C.Machine.D.Treatment.

【解析】

B词义猜测题。order"顺序,命令";machine"机械,机器”;

treatment"治疗"。根据后面的从句,可知which指代的就是

mechanism,通过它心脏和大脑可以互相交流来改善我们的情绪并

减少恐惧，排除A和D，又从前面看到是我们已经发现了的一个重要

的mechanism,故只有B项mechanism意思相近，选B。

Theexperimentinvolvedeightpeopledriving500miles

eachusingtheMotorMateapp,which

monitoreddrivingbehaviorsthroughGPStechnology.

Theunderlinedword“monitored"intheparagraphmeans

A.controlledB.bannedC.modeledD.showed

【解析】

A词义猜测题。根据划线词所处的语境可知：该实验是由8名分别

行驶500英里的司机来实施的，因为是做实验，所以运用GPS技术

是为了掌控司机的驾驶行为。故选A。

Butthatcouldchangethisyear,whenVirginGalactic

intendstostartofferingflightsjustbeyondthespacebarrier

onarocketshipithasbuilt,featuringfiveminutesof

weightlessnessduringatwo-and-a-half-hourtour.At

$200,000aseat,thiswillopenthefinalfrontiertofarmore

people.

Atleasttwootherspecialtyairlineshavejumpedinaswell,

takingreservationsanddepositsforfuturespaceflights.

Allianz,thebiginsurer,willintroduceaninsuranceproductin

2012,lendingspacetourismthetrappingsoftheregulartravel

industry.

Whatdoestheunderlinedword"trappings"intheparagraph

probablyreferto?

A.Standarduniforms.

B.Traditionaldecorations.

C.Symbolicsigns.

D.Personalbelongings.

【解析】

C词义猜测题。从文章两段可知，太空旅行会向更多人敞开大门，而

保险公司Allianz将推出一种保险产品，这使太空旅行成为旅游业的

标志，故C项正确。

Parentsoftenaskwhateffectthumbsucking（咬手指）might

haveontheirbaby'steeth.Expertsgenerallyagreethatthisis

fineearlyinlife.Mostchildrenstopsuckingtheirthumbsby

theageoffour.Ifitcontinues,parentsshouldtalktotheir

children'sdentistordoctor.

Theunderlinedword"it"intheparagraphrefersto"".

A.toothacheB.parents'trouble

C.thumbsuckingD.experts,advice

【解析】

C词义猜测题。从前文了解到：大多数孩子吸吮拇指的习惯会持续到

4岁，后面说的如果这种情况还持续的话，就要看医生了，可知it是

指thumbsucking"吸吮拇指"，故选C。

InventorJonathanRitcheysaid:"Thedemandforwateris

offthechart.Peoplearelookingforfreedomfromwater

distributionsystemsthatareshakyandunreliable".

Theunderlinedphrasenoffthechart"inthepassagemeans

A.record-breaking.B.urgent.

C.unbelievable.D.amazing.

【解析】

B词义猜测题。从后面的句子:"Peoplearelookingforfreedom

fromwaterdistributionsystemsthatareshakyandunreliable".

可知人们在寻找一种方法摆脱不可靠的水分配系统，所以可以推出对

水的需求是很紧急的,选

"offthechart"=urgent,Bo

Husaidtherewillbedifficultiesaheadasthereislittle

affiliatedequipmentspeciallydevelopedforthese

supercomputers."\NehaveenoughsupercomputersinChina

butstillcan*tmakefulluseofthem/Hesaid.

Theunderlinedword"affiliated"canbereplacedby.

A.cheapB.suitableC.expensiveD.modern

【解析】

B词义猜测题。本词是用来修饰后面的"equipment"。由后面的

"speciallydevelopedforthesesupercomputers"”为这种超级

电脑而特别开发的设备"可知该词表示的是suitable项含义。在这里

是"附属的"意思。故选B。

ProfessorMikeMendl,headoftheAnimalWelfareand

BehaviorResearchGroupatBristolUniversity,sSchoolof

ClinicalVeterinarySciencesaid,"\Necanuse,optimistic'or

'pessimistic'decision-makingasasymbolofananimaTs

emotionalstate.Recentstudiesbyourgroupandothers

suggestthatthisisameritoriousnewapproachtostudyinga

varietyofanimalspecies?

Theunderlinedword"meritorious"intheparagraphcanbe

replacedby"".

A.valuableB.uselessC.fashionableD.hopeless

【解析】

A词义推测题。由其前句：Wecanuse"optimistic"or

“pessimistic“decision-makingasasymbolofananimal's

emotionalstate.可知我们可以利用动物"乐观的"和"悲观的"决

定来判定它们所处的情感状态，再结合其词后newapproachto

studyingavarietyofanimalspecies.可知，画线词的意思是"有价

值的"。故A正确。

Thelargestblackholesarecalled"supermassive”（超大质

量黑洞）.Theseblackholeshavemassesthataremorethanone

millionsunstogether.Scientistshavefoundproofthatevery

largegalaxycontainsasupermassiveblackholeatitscenter.

ThesupermassiveblackholeatthecenteroftheMilkyWay

galaxyhasamassequaltoaboutfourmillionsunsandwould

fitinsideaverylargeballthatcouldholdafewmillionEarths.

Theunderlinedword“galaxy"intheparagraphmeans.

A.ablackholeB.theMilkyWay

C.aseriesofstarsD.aplanetneartheearth

【解析】

C词义猜测题。根据段中"Earth'sgalaxyiscalledtheMilkyWay"

地球所在的星系叫银河系，常理可知星系是有很多星星组成的。故选

C。

Children'sfearsareoftentrivial,butthatdoesn,tmean

theyshouldbeignored.Theyneedtoberecognizedand

acceptedasrealforthatchild.Onlywhenwehelpchildren

understandtheirfearscantheygrownormallyintheirability

todealwiththem.

Theunderlinedword“trivial"intheparagraphprobably

means"".

A.smallB.seriousC.harmfulD.common

【解析】

D词义猜测题。根据文中提到"Onlywhenwehelpchildren

understandtheirfearscantheygrownormallyintheirability

todealwiththem."只有通过帮助孩子理解恐惧，他们才能真正的

成长来自己处理他们。所以选D项。

RohoSallyhastwolongarmswithhuman-likehands.She

canuseherfingerstopickupsmallobjects,examinethemin

detailanddomostthingsthathumanhandscan.Eachfinger

containsatinymotorcapableofsqueezing20poundsofpinch

fore,enoughtodefuseabombunderthedirectionofan

operator.Shesitsonametalbasewithwheelsthatlether

movearound,turnintightspacesandclimboversmall

objects.

Theunderlinedword"defuse"intheparagraphisclosestin

meaningto"”.

A.removeB.discoverC.equipD.produce

【解析】

A词义猜测题。remove"移除"；discover"发现"；equip"装备”;

produce"生产"。从本句前半部分了解翻译出，机器人的每个手指

上都有个小马达，能产生20磅的握力，那它足以在操作员的指导下

"拆掉"炸弹。所以选A。

ArecentexperimentheldinJapanshowsthatitisalmost

impossibleforpeopletowalkexactlystraightfor60metres.

TokyoUniversityofAgricultureandTechnologyfound20

healthymenandaskedthemtowalkasstraightaspossibleto

atarget60metresawayatnormalspeed.Eachmanhadto

walkonwhitepaperfixedflattothefloorwearingwetcolored

socks.Thefootprintsrevealedthatallwalkedinawinding

ratherthanastraightline.Researchersfoundthatpeople

readjustthedirectionofwalkingeveryfewseconds.The

amountofthewindingdifferedfromsubjecttosubject.This

suggeststhatnoneofuscanwalkinastrictlystraightline.We

walkinawindingwaymainlybecauseofaslightstructuralor

functionalimbalanceofourlimbs（四肢）.Althoughwemaystart

walkinginastraightline,severalstepsafterwardswehave

changeddirection.

Theunderlinedword"subject"intheparagraphrefersto

A.apersonwithafunctionalimbalance

B.apersonchosentobestudiedinanexperiment

C.thesubjectonestudiesatschool

D.thedirectionofwalking

【解析】

B词义猜测题。本段中可知，东京大学找了20个健康的人,让他们

以正常的速度尽可能的走60米直线，下文说Theamountofthe

windingdifferedfromsubjecttosubject.不能走直的距离数在人

和人间是不同的，所以subject是参加实验的人，选B。

Lightpollutionaffectsmorethanourviewoftheheavens

andcanharmwildlife.Migratingbirdsdi吴鸟）sometimesfly

overcitiesandbecomeconfusedbythebrightness,flyingin

circlesuntiltheydropfromexhaustion.Seaturtlesneeddark

beachesfornestingandwon'tapproachbrightlights.Too

muchlightatnightmayevenaffecthumanhealth.Forall

thesereasons,researchersareworkingonwaystouselights

onlywhenandwheretheyaretrulyneeded.Everyone

deservestolookupatthesky.

TheunderlinedwordMexhaustioninthelastparagraph

means.

A.airpollutionB.tirednessC.breathD.brightness

【解析】

B词义猜测题。A.airpollution空气污染；B.tiredness精疲力竭；

C.breath呼吸;D.brightness亮度。根据本句:Migratingbirds（候

鸟）sometimesflyovercitiesandbecomeconfusedbythe

brightness,flyingincirclesuntiltheydropfromexhaustion.可

知很多候鸟都因为光污染而无法辨明方向，一直在绕圈飞行，直到最

后精疲力竭掉到地上。故该词是指B项含义。

ChazDeangottiredofclientsleavinghissalonraving

abouttheircolorandthefeelingoftheirhair-brassyf（以黄铜

的）anddull.Heknewthemaincausewaslikelytheirshampoo,

sohestartedexperimentingwithvariousingredients,

includingnaturalherbsandbotanicals,thatheknewhad

cleansing（弄干净）andhydrating（保湿的）properties.

Whatisthemeaningoftheunderlinedphrase“raving

about"?

A.smilingsatisfactorilyat

B.shoutingangrilyfor

C.cryingexcitedlyfor

D.sighingsilentlyat

【解析】

B词义猜测题。划线部分句意是：查兹・迪安厌烦了离开沙龙的顾客

激愤讨论他们头发颜色和发质感觉一发黄和发暗。由"发黄和发暗"

可知顾客并不满意，常理可知顾客如果不满意会大声抱怨。故选B。

Sheexplainedthatboilingwater,212°F(99.98℃),is

sometimesusedtokillgerms—forexample,tocleandrinking

waterthatmightbepollutedwithgerms.But"hot"waterfor

handwashingisgenerallywithin104°Fto131°F(40℃to55℃).

Atthehighendofthatrange,heatcouldkillsomegerms,but

thesustainedcontactthatwouldberequiredwouldscaldthe

skin.

Theunderlinedword“scald"inparagraphsixprobably

means.

A.burnB.improveC.softenD.wrinkle

【解析】

A词义猜测题。根据句子意思：在这种范围(4(TCt。55。(：)中，热

水才会杀灭细菌，但这种所需的长时间的接触热水，肯定会对皮肤造

成"伤害"，—"烫伤"皮肤。所以选A。

Previousresearchhasexplainedwhyrewardingchildrenfor

sharingcanbackfire.Childrencometothinkofthemselvesas

peoplewhodon'tliketosharesincetheyhadtoberewarded

fordoingso.Becausetheydon'tviewthemselvesas

“sharers”,theyarelesslikelytoshareinthefuture.

Theunderlinedword“backfire"means.

A.haveanoppositeeffect

B.serveasapush

C.causeanger

D.avoidtakingthingsback

【解析】

A词义猜测题。从后面的内容可以了解到：孩布门会认为大家都不喜

欢分享，正因为"他"这样做了，才不得不奖赏"他"，在本段的最

后也说了，他们很肯在将来不去分享了，故这种因为分享而得到的奖

赏往往会产生一个负面的影响。故选A。backfire是"产生出乎意料

及事与愿违的结果"的意思。

Manypeopleareawareofthebeautyofasolareclipse（日

食），butaresurprisedtolearnthatlunareclipsesareoftenjust

asimpressive.Whiletotalsolareclipselastsonlyforafew

minutesandcanbeseenonlyinasmallareaofafew

kilometers,totallunareclipsecanlastforseveralhoursand

canbeseenovermuchoftheplanet.Infact,thebeautyand

stabilityoflunareclipsesmakethemafavoriteofboth

amateurandprofessionalphotographers.

Theunderlinedword"stability"mostprobablymeans.

A.strengthB.positionC.steadinessD.visibility

【解析】

C词义推断题。句子：”...totallunareclipsecanlastforseveral

hoursandcanbeseenovermuchoftheplanet.”说的是月全食

时间上的持久性和可见区域的广阔性。这种特性使其成为专业摄影师

和业余摄影爰好者的最爰。stability指的是月全食在时间上的持久稳

定，词义与steadiness相近，故C项正确。

Asksomeonewhattheyhavedonetohelpthe

environmentrecentlyandtheywillalmostcertainlymention

recycling.Recyclinginthehomeisveryimportantofcourse.

However,beingforcedtorecycleoftenmeanswealreadyhave

morematerialthanweneed.Wearedealingwiththeresultsof

thatover-consumptioninthegreenestwaypossible,butit

wouldbefarbetterifwedidnotneedtobringsomuch

materialhomeinthefirstplace.

WhatdoestheunderlinedphraseHover-consumption'1refer

to?

A.Usingtoomuchpackaging.

B.Recyclingtoomanywastes.

C.Makingmoreproductsthannecessary.

D.Havingmorematerialthanisneeded.

【解析】

D词义猜测题。根据前文提到的"morematerialthanweneed"

超出我们所需的,可知over-consumption的意思应为""该词所

在的句子的意思：我们以最可能环保的方式处理这种过度消费的结果,

但如果我们首先不需要带那么多的材料回家应该会更好。所以D项意

义正确。

Anewstudyfindsthatfearoflosingyourphoneisa

commonillness.About66percentofthosesurveyedsuffer

fromnomophobiaor“nomobilephonephobia".

Interestingly,morewomenworryaboutlosingtheirphone

thanmen.

Theunderlinedword"nomophobia"intheparagraphmeans

A.Fearoflosingmobilephones.

B.Habitsofusingmobilephones

C.Eagernessfornewmobilephones.

D.Independenceofmobilephones.

【解析】

A词义猜测题。根据本段第一句"新的研究发现，害怕丢失手机是一

种通病;可知划线词指的是一种现象，该现象是指那些担心自己的

手机没有了的心理问题，故A正确。

Thekeydifferencebetweenbilingualsandmonolinguals

maybemorebasic:aheightenedabilitytomonitorthe

environment."Bilingualshavetoswitchlanguagesquite

often—youmaytalktoyourfatherinonelanguageandto

yourmotherinanotherlanguage/saysAlbertCosta,a

researcherattheUniversityofPompeaFabrainSpain.

Theunderlinedword"switch"intheparagraphprobably

means"".

A.changeB.useC.speakD.study

【解析】

A词义猜测题。破折号在句中起解释说明作用，根据破折号后面"你

可能要对父亲说一种语言，对母亲说另一种语言。可以猜测出switch

指的是两种语言间的转换，答案选A。

Theterminaltargetoftheprojectistosetupaglobal

system,inwhichtheinsectrobotswillbestationedinallparts

oftheworldandsticktotheirpoststillanewinstructionis

received.Atthattimethemilitarycanreceivefromalloverthe

worldclearimageinformationwithinabout5metersofthe

insectsandthatofaspecialtargetwithin100meters.

Whatdoestheunderlinedword"terminal"inthefourth

paragraphmean?

A.Leading.B.Vital.C.Moral.D.Final.

【解析】

D词义猜测题。A.Leading领导;B.Vital重要;C.Moral道德;

D.Final最终。从后面的句子可知，这个项目的最终目标是建立一个

全球系统，这样可以将昆虫机器人驻扎在世界各地，直到收到新的指

令，故选D。

Namingallthegoodthingsaboutonlinecommunicationis

noteasy.Butwait.E-mailcanbeinconvenient.Itcanwaste

timeandenergy.Justthinkwhatmayhappenwhenyoutakea

shortvacationandreturntofindyoure-mailboxfilledwith

200unreadmessages.Youcouldeasilyspendhalfaday

clearingjunkads.

Whatisthemostprobablemeaningoftheunderlinedword

"junk"?

A.oldanduseless

B.Newanduseful

C.Shortbutvaluable

D.Longbutclear

【解析】

A词义猜测题。根据前面所讲的内容「inconvenient,wastetime

andenergy"可以猜测出这里是一个贬义的词汇，故选A。

Althoughtheymaylivein40to60kindsofeucalyptus

trees,theypreferonly10to14specifickinds.Koa