高中人教版 (2019)Unit 3 Environmental Protection习题

这是一份高中人教版 (2019)Unit 3 Environmental Protection习题，共17页。试卷主要包含了 解析等内容，欢迎下载使用。
SectionⅠ　ReadingandThinking(1)

阅读理解
A
(2021年·全国乙卷)
You’veheardthatplasticispollutingtheoceans—between4.8and12.7milliontonnesenteroceanecosystemseveryyear.Butdoesoneplasticstraworcupreallymakeadifference?ArtistBenjaminVonWongwantsyoutoknowthatitdoes.Hebuildsmassivesculpturesoutofplasticgarbage,forcingviewerstore-examinetheirrelationshiptosingle-useplasticproducts.
Atthebeginningoftheyear,theartistbuiltapiececalled “Strawpocalypse”,apairof10-foot-tallplasticwaves,frozenmid-crash.Madeof168,000plasticstrawscollectedfromseveralvolunteerbeachcleanups,thesculpturemadeitsfirstappearanceattheEstellaPlaceshoppingcentreinHoChiMinhCity,Vietnam.
Just9%ofglobalplasticwasteisrecycled.Plasticstrawsarebynomeansthebiggestsource(来源)ofplasticpollution,butthey’verecentlycomeunderfirebecausemostpeopledon’tneedthemtodrinkwithand,becauseoftheirsmallsizeandweight,theycannotberecycled.Everystrawthat’spartofVonWong’sartworklikelycamefromadrinkthatsomeoneusedforonlyafewminutes.Oncethedrinkisgone,thestrawwilltakecenturiestodisappear.
Inapiecefrom2018,VonWongwantedtoillustrate(说明)aspecificstatistic:Every60seconds,atruckload’sworthofplasticenterstheocean.Forthiswork,titled “TruckloadofPlastic”,VonWongandagroupofvolunteerscollectedmorethan10,000piecesofplastic,whichwerethentiedtogethertolooklikethey’dbeendumped(倾倒)fromatruckallatonce.
VonWonghopesthathisworkwillalsohelppressurebigcompaniestoreducetheirplasticfootprint.
1.WhatareVonWong’sartworksintendedfor?　
A.Beautifyingthecityhelivesin.
B.Introducingeco-friendlyproducts.
C.Drawingpublicattentiontoplasticwaste.
D.Reducinggarbageonthebeach.
解析:细节理解题。根据文章第一段最后一句可知,Benjamin想通过自己的作品来引起人们对塑料污染的关注。故选C。
答案:C
2.Whydoestheauthordiscussplasticstrawsinparagraph3?
A.Toshowthedifficultyoftheirrecycling.
B.Toexplainwhytheyareuseful.
C.Tovoicehisviewsonmodernart.
D.Tofindasubstituteforthem.
解析:推理判断题。根据第三段第一句可知,全球仅有9%的塑料垃圾可以回收利用,塑料垃圾回收难度大,而对塑料吸管的介绍更加说明了这一点。故选A。
答案:A
3.Whateffectwould “TruckloadofPlastic” haveonviewers?
A.Calming. B.Disturbing.
C.Refreshing. D.Challenging.
解析:推理判断题。根据第四段最后一句可知, “Truckload of Plastic”让观众感觉这些垃圾会从一辆卡车上一次性倾倒下来,再结合第一段尾句和最后一段可推知,这件作品会引起观众的不安,从而让他们关注塑料污染。故选B。
答案:B
4.Whichofthefollowingcanbethebesttitleforthetext?
A.Artists’OpinionsonPlasticSafety
B.MediaInterestinContemporaryArt
C.ResponsibilityDemandedofBigCompanies
D.OceanPlasticsTransformedintoSculptures
解析:标题归纳题。文章主要讲述加拿大摄影师Benjamin通过自己的塑料艺术品让人们意识到塑料给海洋带来的污染,故选D。
答案:D
B
Duetoclimatechanges,Arcticiceisbreakingupearlierinthespring,anditsareaisdecreasing.ThisiscreatingproblemsforpolarbearsthatmaketheirhomesoffnorthernAlaskaandinHudsonBay.
PolarbearsoffAlaskanormallyhuntandraisetheiryoungonicesheetsthatfloatontheocean.Butastheicehasmelted,thepolarbearshavebeenforcedtospendmoretimeonland.There,theyhavebeguntofrequentbeaches,feedingontheremainsofwhalescaughtbynativehunters.Forpolarbears,thisfoodislessnutritiousthansealsthattheynormallycatchonicesheets.Theshrinking(减少)icehasalsoforcedmorepolarbearsintotheocean.Inthepast,theyonlyhadtoswimshortdistancesbetweenicesheets.Butastheicehasshrunk,polarbearshavebeenforcedtoswimlongerandlongerdistancesintheopenocean.Thisposesaseveredangerduringroughweather,andanincreasingnumberofdrownedpolarbearshavebeenobserved.
InHudsonBay,theicebreaksupthreeweeksearlierinthespringnowthanitdid20yearsago.PolarbearsinHudsonBayfast(禁食)duringthesummer,waitingforicetoforminthefalltohunt.Everyyear,thesummergetslonger,andthebearsgetskinnier.Overthepast25years,theaverageweightofthefemalebearshasdroppedto68kg.Thislossaffectstheirabilitytoreproduce,andalreadythenumberofbirthshasdroppedby15percent.Unlessthebearscanlearntosurvivetheseclimatechanges,thesegiantsoftheicemayonedaydisappear.
5.WhatisArcticicedoingearliereachyear?
A.It’sfreezing. B.It’shardening.
C.It’smelting. D.It’sexpanding.
解析:细节理解题。根据第一段第一句中的“Arctic ice is breaking up earlier in the spring”可知,北极冰川每年春天较早时候就在融化。故选C。
答案:C
6.WhatisTRUEofpolarbearsthatarespendingmoretimeonlandinAlaska?
A.Theiryoungaredying.
B.Theirdietischanging.
C.Theirhealthisimproving.
D.Theirfamiliesaregrowing.
解析:细节理解题。根据第二段可知,北极熊正常情况下主要吃在冰原上捕捉到的海豹,但现在由于冰的减少,它们只能以当地猎人捕捉的鲸鱼的残留物为食了。故选B。
答案:B
7.WhatdoestheauthorimplyaboutfemalepolarbearsinHudsonBay?
A.Theyarehavingfeweryoungnow.
B.Theysufferfromvarioussicknesses.
C.Theydon’tneedstrongerprotection.
D.Theycan’tfindenoughgoodmales.
解析:细节理解题。从最后一段倒数第二句可知北极熊的出生率已经下降了15%。故选A。
答案:A
8.Whereisthetextmostlikelyfrom?
A.MedicalNews.
B.SocietyToday.
C.WildlifeJournal.
D.DesignMagazine.
解析:推理判断题。通读全文可以发现,文章叙述的是全球气候的变化给北极熊带来的负面影响,而北极熊属于野生动物,所以推断这篇文章最有可能摘自《野生动物杂志》。故选C。
答案:C
C
Reforestation
Aroundtheworldthereisanincreaseinthedemandforreforestation.Thisisbecausetheconsumptionoftheforestshasaffectednotonlytheanimalslivingintheareabutalsothepeople.Andreforestationisabouttherebuildingoftheforeststhathavebeenseverelydestroyed.Itcanofferalotofbenefitswhentherecreationissuccessful.
9.________Thisincludescollectingseedlings(幼苗)thatarenativeintheareatomakesurethatthereisnaturalreconstructionofthearea.Someadditionaltreeswhicharenotnativeintheareaalsoneedtobeplanted.10.________Theimportanceofhavingmultiplespeciesoftreesisconsideredtomakesurethattheneedsofotherspeciesthatwillliveandgrowintheareaaremet. 
Destroyingaforestiseasybutrebuildingitisreallyhard.11.________Theplanmustincludeaccuratespacingbetweenplants.Thisistoensurethattheywon’tcovereachotherwhiletheygrow.12.________
Theforestgreatlyhelpswiththereductionoftheairpollution.Treesareresponsiblefortheproductionofoxygenandabsorptionofcarbondioxide.13.________Itisthereforareasonjustlikeeveryoneelseonthisplanet. 
Therecannotbeabetterwaytorestorethebalanceofnaturethantoincreasetheforestarea.Wemustrememberthattheforestisanaturalhabitatforawidevarietyofanimalsandplants.Inthismanner,thereisnosubstituteforreforestation.

A.Andglobalwarmingwillspeedupthedestructionofforests.
B.Keepinmindthatyoucan’tjustplanttheseedlingsanywhere.
C.Recreationswon’tworkuntilallthesedetailshavebeenconsidered.
D.Soagoodplanisneededtomakethereforestationasuccessfulone.
E.Theforestalsoprotectsusfromtyphoonsandothernaturaldisasters.
F.Therearemanythingstobedonewhenitcomestothistypeofeffort.
G.Itisimportanttomakesurethattheyaresuitedtotheclimateandthetypeofsoil.
9. 解析:空格处为本段的主题句。根据下文“This includes collecting seedlings ... Some additional trees which are not native in the area also need to be planted.”可知,本段主要讲的是针对重新植树造林需要做的一些事情。F项可概括本段大意,故选F。
答案:F
10. 解析:根据上下文可知此处所填内容应与种植非天然生长于此的植物有关。G项中谈到与气候和土壤相适应,与此相关。故选G。
答案:G
11. 解析:根据下文“The plan must include accurate spacing between plants.”可知上文提到plan,故选D。
答案:D
12. 解析:根据上文“The plan must include accurate spacing between plants. This is to ensure that they won’t cover each other while they grow.”可知,要记住,不能随意将幼苗种在任何地方。故选B。
答案:B
13. 解析:根据上文“The forest greatly helps with the reduction of air pollution.”可知,本段主要讲重新植树造林的重要性,故选E。
答案:E
ReadingandThinking(2)

[基础测评]
　　　　　　　　　　　　　　　　　　
Ⅰ. 单句语法填空
1.Chinesecultureisfuelinginternationalfashion________(trend). 
2.Peopleinthatcountryaredyingof________(starve)becauseoftheplagueoflocusts(蝗灾). 
3.Firefighterstooktwohoursto________(release)thedriverfromthewreckage(残骸). 
4.________(restrict)ontradewerelifted. 
5.Someresearchersbelievethatthereislittledoubt________acureforthatnewdiseasewillbefound. 
6.________(sustain)developmentisthecommontargetofhumanbeings. 
7.People________(frequent)usesunflowersassymbolsofstrength. 
8.Theinterview________(broadcast)allovertheworldyesterday. 
9.Thegovernmentnowhopes________(seize)theinitiativeoneducation. 
10.Acontemporary________(ecology)oncesaid:ManlivesonEarthasaguestofgreenplants. 
答案:1. trends　2. starvation　3. release
4. Restrictions　5. that　6. Sustainable
7. frequently　8. was broadcast/broadcast
9. to seize　10. ecologist
Ⅱ. 用适当的介词填空
1.(2018·全国卷Ⅲ)Infact,traditionalsorefers________thethingsthathavebeendevelopingandthatarestillbeingcreated. 
2.Dandelionsreleasetheirseeds________theair,makingthemflyingwithwind.  
3.Sofarthevirushasresulted________thedeathoftensofthousandsofpeople. 
4.According________studies,pricesareaffectedbysupplyanddemand. 
5.(2018·北京卷)Arescueworkerriskedhislifesavingtwotouristswhohadbeentrapped________themountainsfortwodays. 
答案:1. to　2. into　3. in　4. to　5. in
Ⅲ. 语法填空
Thereislittledoubt1.________Earthisgettingwarmerandwarmer.In2013,scientistsfoundadeadbody2.________apolarbear,whichappeared3.________(starve)anddied.Thisalarmingcaseshowedhowtheincreaseintemperaturehad4.________impactonEarth’secology. 
Aclimateprocess5.________(call)the “greenhouseeffect” keepsEarthwarmandhabitable.6.________,itcanalsocauseEarth’ssurfacetemperaturetorisequickly.Climatescientists7.________(warn)thatifwedon’ttakeaction,thiswarmingtrendwillcontinueandtherewillbea8.________(high)pricetopay.Itissuggestedthateveryindividual9.________(seize)everyopportunitytoreducegreenhousegas10.________(emission).　 
答案:1. that　2. of　3. to have starved　4. an
5. called　6. However　7. have warned
8. higher　9. (should) seize　10. emissions
[提升测评]
Ⅳ. 阅读理解
A
TheAntarctic’ssnow-whiteenvironmentisgoinggreenandfacingotherunexpectedthreats.
Scientistssaythatastemperaturesgoupinthepolarareas,invading(入侵)plantsandinsects,includingtheflies,causeamajorthreat.
Moreandmoreoftheseinvaders,intheformoflarvae(幼虫)orseeds,aresurvivingincoastalareasaroundtheSouthPole,wherethetemperaturehasrisenbyalmost3℃overthepastfivedecades.Glaciershavemelted,exposingmorelandwhichhasbeenoccupiedbymossesthathavebeenfoundtobegrowingmorequicklyandthicklythaneverbefore—providingpotentialgreenhomesforinvaders.
“ThecommonhousefliesareaperfectexampleoftheproblemtheAntarcticnowfacesfrominvadingspecies,”saidDominicHodgsonoftheBritishAntarcticSurvey. “Theyarrivebyship,wheretheyexistinkitchens.TheynowhaveanincreasingchanceofsurvivingintheAntarcticasitwarmsup,andthatisaworry.Insectslikethehousefliescarrybacteriathatcouldhaveadeadlyeffectonnativelifeforms.”
TheAntarctichasseveralnativespeciesofinsects.Togetherwithitsnativemosses,thesearenowunderincreasedthreatfromthreemajorsources:visitingscientists,increasingnumberoftouristsandglobalwarming.However,itisglobalwarmingthatisthemaindriverofthe “greening” oftheAntarctic.
Inthe2015-2016travelseason,morethan38,000touristsvisitedtheAntarctic. “Thesetouristsareoftenverycarefulaboutnotleavingwaste.ButtheycouldcarryseedsorlarvaeontheirbootswhentheysetfootontheAntarctic,” saidDominic.
MoreandmoreinvadinginsectsandplantshavebeenfoundontheAntarcticandhaverequiredremoval. “TheinsectsandplantsthatarenativetotheAntarctichavesurvivedthereforthousandsofyears,” saidDominic. “Wehavetoactnowifwewanttosavetheenvironment.”
1.Whatdoestheunderlinedword “mosses” inparagraph3mean?
A.Houseflies.　　　B.Coastalareas.
C.Akindofplants. D.Akindofanimals.
解析:词义猜测题。根据第三段中的“Glaciers have melted, exposing more land which has been occupied by mosses that have been found to be growing more quickly and thickly than ever before—providing potential green homes for invaders.” 可知,画线词指的是一种植物,故选C。
答案:C
2.WhatdoweknowaboutthehousefliesintheAntarctic?
A.TheyarenativetotheAntarctic.
B.Theywilldieoutbecauseofthefreezingweather.
C.TheycometotheAntarcticfromnearbyislandsontheirown.
D.TheycouldseverelyinfluencethenativespeciesoftheAntarctic.
解析:细节理解题。根据第四段最后一句可知,南极地区的家蝇所携带的细菌会严重影响当地的物种。故选D。
答案:D
3.WhatisthemaincauseoftheAntarcticgoinggreen?
A.Thearrivalofscientists.
B.Theincreasingnumberofvisitors.
C.Therapidspreadofnativeplants.
D.Therisingtemperaturearoundtheworld.
解析:细节理解题。根据第五段最后一句可知,南极地区变绿的主要原因是全球气候变暖。故选D。
答案:D
B
Seaturtlesareoneofseveralspeciesthathavetemperature-dependentsexdetermination.Thenumberoffemalebabiesincreaseswhennestsaremadeinwarmersands.
ArecentstudybytheNationalOceanicandAtmosphericAdministration,TheCaliforniaStateUniversityandWorldWildlifeFundforNatureAustraliaexaminedtwogeneticallydistinctpopulationsofgreenseaturtleslivingintheGreatBarrierReef.Thestudyfoundthatagroupofabout200,000turtleslivinginthenorthernpartofthereefwasalmostentirelyfemale.
Whilethesouthernpopulationwas65to69percentfemale,femalesinthenortherngroupaccountedfor99.1percentofyoungturtlesand86.8percentofadults.
Aftercombiningtheirresultswithtemperaturedata,thescientistsinchargeofthestudyfoundthatthenortherngreenturtleshavebeenproducingmainlyfemalesformorethantwodecadesandthatthecompletefeminization(雌性化)ofthispopulationispossibleinthenearfuture.
Thetemperatureatwhichtheturtleswillproducemaleorfemalebabiescanbepassedontotheturtles’children.Mostseaturtlepopulationsarenowproducingoffspringabovethemostsuitabletemperature,makingitclearthatclimatechangecausesaseriousthreattothesurvivalofthesepopulations.
ThechiefexecutiveofWorldWildlifeFundAustralia,DermotO’Gorman,saidthisisanothersignoftheimpactofclimatechange,followingrecentresearchthatshowsthatcoralbleaching(珊瑚白化)eventsareoccurringfarmorefrequentlythaninthepast.
“We’vehadtwoyearswherewe’vehadmassbleachingeventsontheGreatBarrierReef,” hetoldGuardianAustralia. “That’saveryvisiblesignoftheimpactofclimatechange.Butthisisaquietchange.Wecan’tseetheimpactit’shavingonaturtlepopulationuntilastudylikethisshowssomelong-termtrends.”
Theleadauthorofthepaper,DrMichaelJensen,saidthefindingsrepresentamajorenvironmentalconservationissue.
O’Gormansaidmoreurgentactiononclimatechangeisclearlyneeded,addingthatsomeconservationistshavealreadytakenpracticalmeasures,suchasusingshadeclothonturtlenestingbeachestolowerthesandtemperature,andreducingbycatch(误捕)inthefishingindustry.
“Shadeclothcanbeusedincertainplaces,butthere’salimittothescaleyoucandothat,” hesaid. “Noweverylargemalewhocanreproduceisgoingtobeevenmoreimportant.”
4.WhatdoweknowaccordingtotheresearchonGreatBarrierReef’sgreenseaturtles?
A.About65to69percentofnorthernturtlesarefemale.
B.86.8percentofsouthernturtleshavegrownuptoadults.
C.Thefeminizationofgreenseaturtlescouldbecomeworse.
D.Adultgreenseaturtlescanchangetheirsexinwarmerplaces.
解析:细节理解题。由第四段可知,北部的绿海龟在近20年的时间里孵化的后代一直以雌性为主,而且,在不久的将来,这个种群可能会完全雌性化。说明雌性化现象会更为糟糕。故选C。
答案:C
5.WhydidO’Gormanmentioncoralbleaching?
A.Tosuggestthatclimatechangeposesmoreriskstocoralthanturtles.
B.Tocomparethelivingenvironmentsofturtlesandcoral.
C.Tourgepeopletotakepracticalmeasurestofightclimatechange.
D.Tostressthisdiscoveryaboutgreenseaturtlesisveryvaluable.
解析:推理判断题。由第七段可知,珊瑚白化是看得见的气候变化的影响,而绿海龟性别的雌性化却不是那么明显可见,直到做了这项研究才注意到气候变化对它们的影响。用珊瑚白化来凸显对海龟的这一发现的重要性。故选D。
答案:D
6.Whatisthepurposeoftheconservationists’action?
A.Tokeeptheseaturtles’nestscool.
B.Tostoptheillegalfishingofgreenseaturtles.
C.Toexpandthesizeofthegreenseaturtles’nestingplaces.
D.Tobuildspecialnestsforturtlestoproduceoffspring.
解析:细节理解题。由倒数第二段中“such as using shade cloth on turtle nesting beaches to lower the sand temperature”可知,生态环境保护者们正采取措施给海龟巢降温。故选A。
答案:A
7.Whatwouldbethebesttitleforthetext?
A.HowClimateChangeAffectsOceanCreatures
B.InvisibleChangeCausedbyGlobalWarmingExposed
C.NecessityofProtectingGreenSeaTurtlesandTheirHabitat
D.GlobalGreenSeaTurtlePopulationsinGreaterDanger　
解析:标题归纳题。整篇文章讲述了龟巢的温度较高使得生活在澳大利亚大堡礁附近的绿海龟雌性化,并且这种变化不像珊瑚白化那样直接可见。故选B。
答案:B
Ⅴ. 完形填空
Everyyearabout40,000peopleattempttoclimbKilimanjaro,thehighestmountaininAfrica.Theybringwiththemlotsofwaste.The　1　mightdamagethebeautyoftheplace.Theglaciersaredisappearing,changingthe　2　ofKilimanjaro. 
Hearingthesestories,I’m　3　abouttheplace—otherdestinationsaredescribedas “purer” naturalexperiences. 
However,Isoon　4　thatmuchhaschangedsincethedaysofdisturbingreportsof　5　amongtonsofrubbish.Ifindacleanmountain,withtoiletsatcampsandalongthepaths.Theenvironmentalchallengesare　6　buttheeffortsmadebytheTanzaniaNationalParkAuthorityseemtobe　7　. 
ThebestofaKilimanjaroexperience,inmyopinion,isn’treachingthetop.Mountainsare　8　asspiritualplacesbymanycultures.This　9　isespeciallyevidentonKilimanjaroasclimbersgothroughfiveecosystems(生态系统)inthespaceofafewkilometres.Atthebaseisarainforest.Itendsabruptlyat3,000metres,　10　landsoflowgrowingplants.Furtherup,theweather　11　 —lowcloudsenvelopthemountainsides,whicharecoveredwiththickgrass.I　12　twelveshadesofgreenfromwhereIstand.Above4,000metresisthehighland　13　:gravel(砾石),stonesandrocks.Finallyyouclimbintoanarctic-likezonewith　14　snowandtheglaciersthatmaysoondisappear. 
DoesKilimanjaro　15　itsreputationasacrowdedmountainwithlinesoftouristsruiningtheatmosphereofpeace?Ifoundtheoppositetobetrue. 
1.A.stories B.buildings
C.crowds D.reporters
解析:人群可能会破坏这个地方的美。story故事;building建筑物;crowd人群;reporter记者。由“40,000 people”可知,这是一个庞大的人群。故选C。
答案:C
2.A.position B.age
C.face D.name
解析:冰川正在消失,改变着乞力马扎罗山的地貌。position位置;age年龄;face外貌;name名字。冰川是乞力马扎罗山的地貌之一,所以冰山融化会改变它的地貌。故选C。
答案:C
3.A.silent B.skeptical
C.serious D.crazy
解析:听到这些故事,“我”对这个地方产生了怀疑——其他旅游地被描述为“更纯粹的”自然体验。由下文可知,作者亲自来到了乞力马扎罗山,想解开这个疑惑。silent 沉默的;skeptical怀疑的;serious严肃的;crazy疯狂的。be skeptical about“对……怀疑”符合句意。故选B。
答案:B
4.A.discover B.argue
C.decide D.advocate
解析:然而,“我”很快发现,自从关于营地周围有成吨的垃圾的那些令人不安的报道出现以来,情况发生了很大的变化。discover发现;argue争论;decide决定;advocate提倡。由“much has changed”可知,作者发现了很大的变化。故选A。
答案:A
5.A.equipment B.grass
C.camps D.stones
解析:equipment设备;grass草地;camp营地;stone石头。由下文“with toilets at camps”可知,此处应填camps。故选C。
答案:C
6.A.new B.special
C.significant D.necessary
解析:环境挑战是巨大的,但坦桑尼亚国家公园管理局所做的努力似乎正在得到回报。根据前文可知,很多登山者来到乞力马扎罗山以及冰川可能会消失,这对于环境来说是一个巨大的挑战。new新的;special特殊的;significant相当大的;necessary必要的。故选C。
答案:C
7.A.payingoff B.spreadingout
C.blowingup D.fadingaway
解析:pay off还清,得到回报;spread out伸展;blow up爆炸;fade away逐渐消退。由“but”可知,前后表示转折关系,说明坦桑尼亚国家公园管理局所做的努力似乎正在得到回报。故选A。
答案:A
8.A.studied B.observed
C.explored D.regarded
解析:山被许多文化视为精神之地。study学习;observe观察;explore探索;regard认为。be regarded as“被视为……”,符合句意。故选D。
答案:D
9.A.view B.quality
C.reason D.purpose
解析:这里特指上句提到的“山被视为精神之地”这一观点。view观点;quality质量;reason原因;purpose目的。故选A。
答案:A
10.A.holdingonto B.goingbackto
C.livingupto D.givingwayto
解析:热带雨林在海拔3 000米处突然到了尽头,让位于大片的低矮植物。hold on to抓住;go back to回到;live up to履行;give way to向……让步。故选D。
答案:D
11.A.changes B.clears
C.improves D.permits
解析:再往上走,天气变了——低云笼罩着被厚厚的草地覆盖的山腰。由“low clouds”可知,生态系统不同,天气也是不同的,是变化的。change改变;clear放晴;improve提高;permit允许。故选A。
答案:A
12.A.match B.imagine
C.count D.add
解析:“我”从站的地方数出了12种绿色。match匹配;imagine想象;count数;add增加。由“twelve shades of green”可知,作者数出了12种绿色。故选C。
答案:C
13.A.village B.desert
C.road D.lake
解析:海拔4 000米以上是高山荒漠:砾石、石头和岩石。village村庄;desert荒漠;road公路;lake湖泊。由“gravel, stones and rocks”可知,海拔4 000米以上是高山荒漠。故选B。
答案:B
14.A.permanent B.little
C.fresh D.artificial
解析:由“arctic-like zone”可知,这是一个类似北极的地带,所以有永久的积雪。permanent永久的;little小的;fresh新鲜的;artificial人造的。故选A。
答案:A
15.A.enjoy B.deserve
C.save D.acquire
解析:乞力马扎罗山是一座拥挤的山,挤满了游客,破坏了宁静的气氛,它应得这样的名声吗?这里作者在质疑乞力马扎罗山是不是应该被称为一座挤满了破坏宁静氛围的游客的拥挤的山峰。以此为后面的回答做好铺垫。enjoy享受;deserve应得;save挽救;acquire获得。故选B。
答案:B