0中考英語(yǔ)閱讀理解專(zhuān)項(xiàng)練習(xí)（常考+熱門(mén)話題）

專(zhuān)題04環(huán)境保護(hù)

一、閱讀單選

LotsofkidshavebeentryingtofindwaystohelpsavetheEarth.Someofthemareencouragedbythe"30

by30"plan:Fiftycountrieshavepromisedtoprotect30%ofEarth'slandandwatersby2030.

Oneofthekidsis11-year-oldBeckettfromGeorgetown,Texas.Hewantstohelpprotectendangeredspecies

（物種）.In2019,hebeganworkingwithRainforestTrust.S4Iwasreallyinterestedintryingtostopclimate（氣候）

change,hesaid.

Withthehelpofhisschoolmates,BecketthasstartedagroupcalledProtectionofEarth.Thegrouporganized

alocalRunandraisedmorethan$700.Themoneyhelpedtosavemorethan1,000acres（英畝）ofrainforestland.

WhentheCOVID-19came,BeckettputtogetheranonlineactivitycalledTrivia:Peoplecouldtesttheir

knowledgeofbirds,endangeredspecies,andclimatechange.Thatraised$600forrainforestland.

InLosAngeles,California,10-year-oldJustinisworriedaboutfrogs.Justincallsthem"magical,because

theycomeindifferentcolors.9,LastyearhejoinedRainforestTrusttohelpEcuador?srainforestanditsfrogs.He

appearedonlocalTVnews,andmanypeoplelearnedaboutwhathehaddone.Thathelpedhimraise$2,000to

savealmostthreeacresofCloudForest.

Justinhopeshecanencourageotherpeopletounderstandwhyfrogsaresocool."Frogsaretellingusthe

planetneedshelpJhesaid."Iffrogsaredyingwhereveryouare,thafsbadbecauseitmeansthewateryouare

drinkingispolluted.^^

1.Howmanykidsarementionedinthepassage?

A.One.B.Two.C.Three.D.Four.

2.WhatgroupdidBeckettsetup?

A.RainforestTrust.B.ProtectionofEarth.C.MagicalFrogs.D.Ecuador^CloudForest.

3.HowdidBeckettraisemoneyduringtheCOVID-19?

A.ByorganizingalocalRun.B.ByspeakingonlocalTVnews.

C.BystartingTriviaonline.D.Byworkingforrainforestland.

4.Theunderlinedword"him"inParagraph4refersto（指代）.

A.BeckettB.JustinC.BecketfsschoolmateD.Justin^brother

5.WhatisParagraph5mainlyabout?

A.Protectingfrogsmeansprotectingourselves.B.Peopleputgreatinterestinclimatechange.

C.TwokidsraisedmoneyforCOVID-19.D.Thewateryouaredrinkingispolluted.

Lifetodayismucheasierthanitwashundredsofyearsago,butithasmanynewproblems.Oneofthe

biggestproblemsispollution.

Themorepeople,themorepollution.Manyyearsago,theproblemwasnotsoseriousbecausetherewerenot

somanypeople.Whenpeopleusedupthelandortheriverwasdirtyinoneplace,theymovedtoanotherplace.

Humans（人類(lèi)）arenowpollutingthewholeworld.

Pollutioncomesinmanyways.Weseeit,drinkitandevenhearit.Airpollutionisstillthemostserious.Ifs

badforalllivingthingsintheworld.ThepollutionofSO2,isnowthemostdangerousproblemofairpollution.It

comesfromheavytransportation（交通）.Waterpollutionkillsourfishandmakesourdrinkingwaterdirty.Noise

pollutionmakesusbecomeangrymoreeasily.

6.Lifenowisthanitwashundredsofyearsago.

A.moredifficultB.morecomfortableC.moreterribleD.moreinteresting

7.Whywasthepollutionnotsoseriousmanyyearsago?

A.Thepopulationintheworldwasnotsolarge.

B.Therewasn'tsomuchwasteinthepast.

C.Thepeopleinthepastknewhowtoprotectenvironment.

D.Theearthwascleanermanyyearsago.

8.Whatpollutionisthemostserious?

A.Noisepollution.B.Waterpollution.

C.Airpollution.D.Wastepollution.

9.SO2intheaircomesfrom

A.heavytransportationB.farmingindustry

C.dailylifeD.people'sbreaths

10.Thelastparagraphmainlytellsusthat

A.pollutioncomesindifferentwaysB.waterpollutionkillsourfish

C.peoplehavetosavetheearthD.airpollutionisbadforalllivingthingsintheworld

Everyoneknowsthatclimatechangeisaseriousproblemthesedays.Wehavealotofworktodoinorderto

preventit.Oneofthebestwaysistoplantmoretrees.TreescantakeinCO2intheairandpreventglobal

warming.

Accordingtoanewreport,ChinaandIndiaaredoingagreatjobof"greening“theworld.

ChiChen,adoctoralstudentatBostonUniversity,hasbeenworkingwithNASAtomonitor（檢諛U）Earth's

greenvegetation（植被）.HefoundthatChinaandIndiahavegreatlyexpanded（增力□）theirforestarea."China

andIndiacoverone-thirdoftheEarth?sexpandedgreening.^^Chisaidinastatement.

Thedatatheycollectedfrom2000to2017showedthatChinawasresponsiblefor25percentoftheglobal

increaseingreenvegetationduringtheperiod.Thafsaboutone-quarterofthesizeofthewholeAmazon

rainforest.

Thegrowthmainlyresultedfrom（源于）forestprotectionandexpansionprogramsthatChinaworkedoutto

fightsoilerosion（水土流失）andairpollution,NASAsaid.

Forexample,since1962,ChinahasbeenplantingtreesinSaihanbainHebeiprovince.Coveringanareaof

92,000hectares,itwasonceabarrunarea.Afterovercomingmanydifficulties,forestershaveturnedtheareainto

China'slargestman-madeforest.AnotherexampleistheMuUsDesert,onceknownforitssandstorms.Butnow,

one-quarterofthedeserthasbeenturnedintoforest,GuangmingDailyreported.

11.Howmanycountriesaredoingagreatjobofgreeningtheworldinthepassage?

A.One.B.Two.C.Three.D.Four.

12.WhichofthefollowingstatementsisTRUEaccordingtothepassage?

A.ChinaandIndiacoverone-thirdofthegreening.

B.TheareaofSaihanbaman-madeforestis9,200hectares.

C.One-quarteroftheMuUsDeserthasbeenturnedintoforest.

D.ChiChenisoneofthefamousresearchersofplantingtrees.

13.Whatdoestheunderlinedword"barren“inthelastparagraphmean?

A.貧瘠的B.富饒的C.潮濕的D.空洞的

14.Whafsthemainpurposeofthispassage?

A.TomonitorEarth'sgreenvegetation.B.Toshowhowseriousglobalwarmingis.

C.Toseehowmanytreeshavebeengrown.D.ToshowChina9scontributionstogreening.

15.Wherewouldyoumostprobablyreadthispassage?

A.Inanewspaper.B.Inanovel.C.Onamenu.D.Inadictionary.

Nowadays,peoplefromallovertheworldaretryingtosolvetheenvironmentalproblemsandprotectthe

environment.

EnergyProtection.Theplasticbottlesandbagsareusedeasily,buttheydoharmtotheenvironment.

Recently,newpublicdrinkingwaterserviceishighlypopularinBritain.Therehavebeenmorethan8,000liter

（升）ofwateratthebusstations,shoppingcenters,museums,andotherpublicplacesacrossthecapitalsofar.To

cutplasticwaste,thegovernmentencouragestheBritishtodrinkthewateronthestreetratherthanbuybottled

water.

OceanProtection."'Whenscientistsfoundafbur-meter-longwhalewithsomeplasticbottlesinitsstomach,

everyoneofthemfeltsad,“Kong,ateacherfromDukeKunshanUniversity,said.Andthereareatleast8million

tonsofplasticgoingtotheoceaneachyear.Ifitcontinues,therewillbemoreplasticthanthefishintheoceanby

2050.Sopeoplebegintocollectrubbishintheoceannow.

Airprotection.Nowadays,Chinabeginstousethebiofuel（生物燃料）.Thebiofuelisgreenerthanthe

traditionalfuel.Usingthebiofuelhasmanyadvantages.Itcomesfromrenewablematerials.Andifscleanand

greensoitcan'tcauseairpollution.Butit'sexpensive.

16.litersofwaterhavebeeninLondonbynow.

A.Morethan4,000B.Morethan6,000C.Morethan8,000D.Morethan10,000

17.Theunderlinedword"it"refersto.

A.thesadnessofthescientistsB.thepollutionoftheocean

C.eightmilliontonsofplasticD.thenumberoffish

18.Theadvantagesofthebiofuelare.

①renewable②clean③cheap④safe

A.①②B.①③C.②④D.①④

19.Howisthepassageorganized（組織）?（P二Paragraph）

20.Whafsthebesttitleofthepassage?

A.Whataretheenvironmentalproblems?B.Whocansolvetheenvironmentalproblems?

C.Whyshouldweprotecttheenvironment?D.Howtoprotecttheenvironment?

Theworldusesaboutathousandmilliontopsofwateraday.Waterisahumanright（權(quán)力）andeveryone

shouldhavetheirshare.Yetmorethan700millionpeoplearoundtheworldhavetroublegettingclean,safewater.

Treating（處理）wastewaterisagoodwaytoprovidefreshwaterforus.Anditalsohelpstheenvironmentby

keepingwasteoutofriversandoceans.80%ofwastewateraroundtheworldisnottreatedatall,anditisrunning

intooceans.Butnowwehavegotthetechnologytotreatandreusethewastewater.

While75%ofourplanetiscoveredwithwater,onlyabout2%isfreshwater-thatcomesfromrivers,lakes,

iceandsnow.Therest,98%ofthewater,isinseasandoceans.Itistoosaltytodrink.Thendesalination

businessescomein.Morethan19,000factorieshavebeenbuiltaroundtheworld,mostlyincoastal（沿海的，靠近

海岸的）countries.Theyprocess（力口工）morethan92milliontonsofwatereveryday.Butthetechnologytheyuse

requiresalotofenergy.

Scientistsareworkingtocreatealesscostlytechnology.Theywanttoproduce20timesmorecleanwater

andmakesureeveryonehasenough.Butfornow,theworldstillfaceseachdaywithnothavingenoughwaterfor

everyone.

21.Howmanypeoplehavetroubleingettingcleanwateraroundtheworld?

A.Under10million.B.Only19million.C.About92million.D.Over700million.

22.Treatingwastewaterhelpstheenvironmentby.

A.storingwasteiniceandsnowB.lettingwasteruninto

C.keepingwasteoutofriversandoceansD.endingwastetocoastalcountries

23.Whatdoestheunderlinedword"desalination“inParagraph3mean?

A.遠(yuǎn)洋運(yùn)輸B.潮汐發(fā)電C.食鹽銷(xiāo)售D.海水淡化

24.Atpresent,thetechnologytoprocesswater.

A.needsmuchenergyB.savesmuchmoneyC.satisfieseveryoneD.causespollution

25.Whatcanweinferfromthelastparagraph?

A.Watershouldbeahumanright.B.Thewaterproblemisstillserious.

C.Ourplanetiscoveredwithwater.D.Everyonehasenoughcleanwater.

Haveyoueverthoughtthatairpollutionissobadthatyouwantittojustgoaway?AnirudhSharmafromthe

MassachusettsInstituteofTechnology,UShaseverthoughtthis.HeinventedadevicecalledAir-Inktocatch

blackparticles（微粒）fromwastegasesbeforetheygetintotheair.Itcanturnthemintopaintorink（墨水）.He

hopesthedevicecouldliveineveryhomearoundtheworld.

Theideacametohimafterhisvisittohishomecountry,India.ctTheairissoawful.Ifyoutakeoutacloth

andrub（擦）itonyourskin,theclothturnsverydirty,“saysSharma.64SoIthought,6Howcanwechangethings

wehateintoanythingusefill?'"Actuallyhemadeitbyhardwork.

Whenitcametimetosharetheproductwiththerestoftheworld.Sharmastartedwithartists.Now,Air-Ink

isonshowattheCooperHewitt,SmithsonianDesignMuseuminNewYork.ArtistEllenLuptonusedAir-Inkto

paintsomethingonthewall.Shesaid.<4Iwassurprisedathowusefultheproductwas.IfsgreatthatSharmacan

turnpollutionintoink.Theinkisnice.Itissuperblack.Itholdsuponallkindsofsurfaces.Ididn'tthinkitwould

besofuntouse.”

26.WhatcanAir-Inkdo?

A.Itcanchangeblackparticlesinwastegasesintoink.

B.Itcancollectblackparticlesfromwastewater.

C.Itcanfindinkinwastegases.

D.Itcanproducefreshair.

27.WhydidAnirudhSharmacomeupwiththeideaofinventingAir-Ink?

A.BecausehefoundairpollutioninIndiawasserious.

B.Becausehishomecountryaskedhimtodoso.

C.Becausehethoughtartistsneededhishelp.

D.Becausehewantedtoprotecthisskin.

28.Whatcanwelearnfromthetext?

A.Air-InkisinamuseuminIndia.B.AnirudhSharmaisfromtheUS.

C.Air-Inkhasbeenwidelyusedintheworld.D.AnirudhSharmaworkedhardtoinventAir-Ink.

29.Whichofthefollowingadvantagesoftheinkwasn'tmentioned?

A.It'sveryblack.B.Itcanbeusedonallsortsofsurfaces.

C.It'seasytogetdry.D.It'sgoodfortheenvironment.

30.Whafsthepurposeofthetext?

A.ToincreaseAir-Ink'smarketvalue.

B.TointroducetheproductAir-Inktous.

C.Totellusaboutsomeseriousenvironmentalproblems.

D.Toadviseustodosomethingtoreduceairpollution.

Dearhumanbeings,

Iwritethislettertoaskyoutohavealookatyourlife.I'm80yearsold.We'velivedonEarthwithyoufor

thousandsofyears.Eachdayweproduceoxygenandremoveharmfulgassothatyouhavecleanair.Wehelp

preventtheearth'ssoilfrombeingwashedawayandaboveallwegiveallkindsoffruitsaswellaswoodtoyou.

Weliketheworldandwelikeyouhumanbeings.Wewoulddoanythingforyou.Butyou'veneverbeen

interestedinus.Youhardlyknowanythingaboutus.Doyouknowwetreesarecommunicatingwithoneanother

allthetime?Someofuspassnutrientsandwateraroundbyjoiningourroots（樹(shù)卞艮）togetherunderground.

Wearenowingreatdangerbecauseofyou.Youaredestroyingusathighspeeds.Youareburningand

cuttingdownmillionsofuseachyear,butyou'renotplantingenough.Withoutus,youwouldn'thaveenough

materialsforbuildingsandfurniture.Whatisworse,airpollutionandnoisepollutionwouldbecomemoreand

moreserious.Pleasestopdestroyingusandstartprotectingtheenvironment,becausewearethebestfighters

againstpollutionandweareyourbestfriends!

Youroldfriend

31.Whoisthewriterofthisletter?

A.Anoldman.B.Anoldtree.C.Analien（外星人）.D.Agoodfriend.

32.WhichofthefollowingisNOTmentionedinthispassage?

A.Treescanstopthesoilfromrunningaway.

B.Treescanprovidehumanswithfruitsandwood.

C.Treescanproducecleanwaterforpeopletodrink.

D.Treesarehumanbeings'bestfriends.

33.What'sthemeaningoftheunderlinedword“nutrients”?

A.果實(shí)B.土壤C.養(yǎng)分D.氧氣

34.Whatcanwelearnfromthepassage?

A.Thereismuchknowledgeabouttreesthathumansshouldlearn.

B.Seriousnoisepollutionismainlycausedbyheavytraffic.

C.Humansaregettingalongverywellwithtrees.

D.Treesarehumans'bestfriendsandweshouldprotectourenvironment.

35.Theletteriswrittento.

A.callforpeopletoprotecttreesB.introducesomekindsoftrees

C.offersomewaysofgrowingtreesD.tellustocommunicatewithtreeswell

PresidentXiJinpingsaid“Lucidwatersandlushmountainsareinvaluableassets（綠水青山就是金山銀山）

WiththeeffortsofChina,sgovernmentanditspeople,therateofforestcoverage（森林覆蓋率）inChinahas

reached22.96%,comparedto5.05%fortyyearsago,accordingtoarecentreportfromtheStateForestryand

GrasslandAdministration（SFGA）.

Overthepastfortyyears,Chinaplantedbillionsoftreesaspartofitsfightagainstexpanding（延伸的）

deserts,mostlyinitsnorth.Eachyear,peoplesowseedlings（播種）overanareanearlythesizeofIreland,

accordingtoNature.

In1978,Chinabegananationwidetree-plantingprogramknownastheThreeNorthShelterbeltForest

Program,alsoknownas"theGreatGreenWall”.Ithashelpedtoplantmorethan66billiontreesacross13

provincesinthecountry'snorthtoactaswindbreaks（防風(fēng)林），accordingtoChinaDaily.

Since2018,SFGAhasmademoreeffortstobuildagreenercountry.Itspurposeistogrowatleast6.7

millionhectares（公項(xiàng)）offoresteveryyearinthenext15years.Besidesplantingmoretrees,Chinahastriedto

bringbackgrasslands.Ithasalsousedstrictforestprotectionmethodsandbanned（禁止）allcommercial

logging（商業(yè)伐木）sincelastAugust.

Thehigh-speedgrowthofforestcannothappenwithoutpublicparticipation（參與）.Forexample,AntForest,

anAlipaymobilepaymentapp,plantsrealtreesforuserswhoget“greenenergy^^bytakingpartinlow-carbon（彳氐

碳）activities.Since2016,ithashelpedtoplantabout122milliontreesinChina'sdriestareas.Chinawaspraised

as“oneofthemostsuccessfulcountriesworldwideingreeningthedesert“byUnitedNationsEnvironment

ProgramExecutiveDirectorErikSolheim.

36.Whatwastherateofforestcoveragefortyyearsago?

A.5.05percentB.17.91percentC.22.96percentD.28.01percent

37.Overthepastfortyyears,Chinahasplantedbillionsoftreesto.

A.turndesertsintogreenlandB.createagreenareainthedesert

C.stopdesertsfromexpandingD.buildanareanearlythesizeofIreland.

38.WhatdidChinadotobuildagreenercountry?

a.Restoredgrasslands.b.Protectedforests.

c.Bannedwoodenfurniture.d.Bannedcommerciallogging.

A.abcB.abdC.acdD.bed

39.Thenumber"66billion^^inthepassagecanbewritten.

A.660,000,000B.66,000,000,000

C.660,000,000,000D.66,000,000,000,000

40.Whatcanwelearnfromthelasttwoparagraphs?

A.Everybodycanhelpbuildagreenercountry.B.China,sforestcoverageisthehighestintheworld.

C.ThegrowthofforestsisduetoAntForest.D.TherewillbenodesertinnorthernChina.

Windpowerisaverycleansourceofenergy.Thisishowwindpowerworks.Windmakeswindmillsspin（旋

轉(zhuǎn)）.Whenthewindmillsspin,theymakeelectricity.Thenwecanusetheelectricity.Alotofpeoplethinkthat

windpowerisnew,butthafsnottrue.Forthousandsofyears,peoplehaveusedwindtosailboatsandmovewater.

Westilldothosethingstoday,butthesedayswemostlyusewindpowertomakeelectricity.

Windpowerisaverypopularsourceofenergy.Mostpeoplethinkthatweshoulduseitmoreandmore.First

ofall,ifsclean.Windmillsdon'tpollutetheenvironmentatall.Second,wecanusewindpowerforever.Afterall,

wewillalwayshavewind.Also,windpowerischeap,andit'sgettingevencheaper.

Alotofpeopledon'tunderstandwindpowerverywell.Theybelievethatthereareproblemswithwind

power,butmanyofthoseproblemsarenotreal.Forexample,somepeoplesaythatwindmillsaredangerousfor

birds.Theyusedtobetrue,butitisn'ttrueanymore.Oldwindmillskilledbirdsbecausetheyspunveryfast.New

windmillsspinslowly,andtheyaren'tdangerousforbirds.

However,therearerealproblemswithwindmills.Oneproblemisthatmanypeoplethinkwindmillsarevery

ugly.Thisisaproblemforpeople,becausewindmillsareofteninveryprettyareas.Also,winddoesn'tblowall

thetime,sowecan'tusewindpowerallthetime.Finally,windmillsarenoisy.

Windpowerisbecomingmoreandmorecommon.Rightnow,morethan80countriesusewindpower.About

2.5percentoftheworld'spowercomesfromthewind.Forsomecountries,thatnumberisalothigher.Wind

powergivesDenmarkmorethan25percentofitselectricity.

41.Whendidpeoplestartusingwindpower?

A.About25yearsago.B.About80yearsago.

C.About500yearsago.D.Over1,000yearsago.

42.Whatdoesthearticlesayaboutwindpower?

A.Mostpeopledon?tlikeit.B.It'sgettingcheaper.

C.Denmarkdoesn'tuseit.D.Ifsgettingmoreexpensive.

43.WhyDON'Tnewwindmillskillbirds?Because.

A.birdsdon'tflynearthemB.theyspinslowly

C.theyareshorterthanoldwindmillsD.newwindmillsdon'tspin

44.Whatisthebesttitleforthepassage?

A.ExpensiveWindmillsB.CheapandCleanEnergy

C.PopularandCleanWindPowerD.DangerousBirds

ScientistsinBritainandtheUnitedStateshavemadeanewenzyme（酶）that"eats"plastics.Withitshelp,

plasticscanbedividedintosmallerpartsandgoawayquickly.Scientistsbelievethat,inthefuture,itcouldsolve

theproblemofplasticpollution.

Theenzymeisabletobreakdown（分解）polyethyleneterephthalate（PET）,akindofplastic.PETwasfirst

madeinthe1940sandisnowwidelyusedtomakeplasticbottles.Itcanremainintheenvironmentformany

yearsandpollutelargeareasoflandandwater.So,ithasalwaysbeenaheadacheforpeopletodealwiththewaste

fromPETandotherplastics.

Theresearchersmadethediscoverywhileexaminingthestructure（結(jié)構(gòu)）ofanaturalenzymeinJapan.They

foundthatthenaturalenzymewashelpingtobreakdownPET.Sotheydecidedtomakesmallchangestothe

enzymebyaddingsomeaminoacids（氨基酸）.Itmadethenaturalenzyme5splastic-eatingabilityworkfasterand

better.JohnMcGeehan,oneoftheleadresearchers,said,"We'vemadeanimprovedenzyme.Ifsbetterthanthe

naturalone.Andwearetryingtomakemoreimprovementstoit."Hewenton,“Theimprovedenzymeisnot

harmfultohumansoranimals,anditisfriendlytotheenvironment.So,weareconsideringputtingitintowider

use.”

TheteamisnowtryingtomaketheimprovedenzymebreakdownasmuchPETaspossible.66We,llseethat

theplasticpollutionmaybestoppedwiththisnewly-improvedenzyme.However,thereisstillalongwaytogo,“

JohnMcGeehanadded.

45.Accordingtothescientists,thenewenzymemaysolvetheproblemofpollution.

A.plasticB.waterC.lightD.air

46.Theaminoacidsaddedintothenaturalenzyme.

A.canbreakPETdowndirectly

B.candividePETintosmallerparts

C.canincreasethenumberofthenaturalenzymes

D.canmakethenaturalenzymebreakPETdownfaster

47.AccordingtoJohnMcGeehan,theimprovedenzyme.

A.hasbeenwidelyusedB.isbadforpeople'shealth

C.isn'tharmfultotheenvironmentD.canstopplasticpollutionquicklynow

48.WhichofthefollowingisTRUEaccordingtothepassage?

A.ScientistswillfindanewenzymetobreakPETdownquickly.

B.ScientistshavefoundmanynewenzymestobreakPetdown.

C.ScientistsaretryingtomakePETmoreenvironmental-friendly.

D.ScientistsaremakingtheimprovedenzymebetteratbreakingPETdown.

In1955,22-year-oldWangYanminglefthishometowninHebeiProvinceforKaramay,forajobasanoil

worker.Inthepastmorethan60years,hehasseenKaramay5schangefromadesertvillageintoagreencity.

WanghasbeenplantingtreesinKaramaysinceretiring（退休）asanoilworker.Hesaid"Therewasalmost

nograss.Thousandsofoilworkerslefteveryyearbecausetheycouldn'tstandthedifficultconditionshere.I

wantedtodosomethingaboutthat,soIstartedtoplanttrees."Wanghadheartdiseaseandcouldhardlywalka

fewstepswithoutresting.64Ijusttoldmyselfnotto_▲_Wangsaid"Wesacrificed（犧牲）theenvironmentto

oilproductioninthepast.NowIwanttomakeupforthelosses.^^

Plantingtreesinthedesertwasnoteasy.Wanghadtostartbyimprovingthesoilandexperimentingwith

differentkindsoftrees.Atfirst,Wangplantedtreesaroundhisfactory.Afterhegotenoughtrees,heturnedhis

attentiontothegarbagedump（垃圾場(chǎng)）.Withhisteam,Wangmadethedirtygarbagedumpintoaplaceoftrees.

AndnowitisknownasYanmingPark-thefirstparknamedafterarealpersoninKaramay.Everyday,Wang

likestotakeawalkaroundthepark."Theparkhasbecomeapartofmylife,andeverytreeismychild.^^Wang

said.64IwillnotstopplantingtreeshereuntilthedayIpassaway.”

49.Whichofthefollowingphrasescanbeputin________.

A.getoffB.takeoffC.giveupD.showup

50.WhatdidWangneedtodotoplanttreesinthedesert?

A.Tolearnhowtoplanttrees.B.Toaskhisfactorytoallowhimtoplanttrees.

C.Totellotherworkersnottoleave.D.Toimprovethesoilandgetpropertrees.

51.WheredidWangplanttreesinthebeginning?

A.Aroundhisfactory.B.Inthepark.

C.Atagarbagedump.D.Inhisbackyard.

52.Whichisthebesttitleforthepassage?

A.TheenvironmentinKaramayhasimproved.

B.Aretiredworkerplantedtreesinthedesert.

C.Anoldmangotanewhobbyafterhisretirement.

D.Anoldmanbuilthisownamusementpark.

Londonusedtobe“fbggy“forthesamereasonthatcitieslikeBeijingorChongqingare46foggy^^today.In

fact,the"fbg"wassmog,amixture（混合物）ofsmokeandfog.Inotherwords,itwasmadebyairpollution.In

London,someofthispollutioncamefromfactories,butmuchofitcamefromthecoalthatpeopleburntintheir

housestokeepwarmduringthewinter.Bythe1950s,London'ssmogproblemhadbecomesobadthatthe

governmentdecidedtodosomethingtocleantheair.Anewlawwasmadeandnobodycouldbumcoalinany

Britishcity.Withinafewyears,theairbecamemuchcleaner.Therewerenomorettpea-soupers,\

ManyChinesecitiesnowfacethesamekindofproblemofairpollutionthatLondonfaced40or50years

ago.However,thisproblemismoredifficultforChinesecitiestosolve.Onereasonisthatmoreofthepollution

comesfromthefactories,ratherthanfromcoalburntinpeople'shouses.Ifthesefactorieswereclosed,thiswould

harmtheeconomyandlotsofpeoplewouldlosetheirjobs.Anotherreasonisthatchangingfromcoaltocleaner

fuel（燃料）,likegas,isquiteexpensive.

However,theairinmanyChinesecitiesisbecomingcleanerandcleaner,asthegovernmentandpeoplepay

moreandmoreattentiontocuttingdownpollution.Asaresult,therearefewer"pea-soupers“inBeijingthanthere

usedtobe.

53.WhatwasthemainreasonforairpollutioninLondon?

A.Therewastoomuchsmokeinthesky.B.Thereweretoomanyfactoriesinthecity.

C.Peopleburnttoomuchcoalinthehouses.D.Lotsofpeoplesmokedathome.

54.HowdidtheairinLondonbecomemuchcleaner?

A.Therewasnotsomuchfoginthewinterlater.

B.Alawwasmadetostoppeoplefromburningcoalinthei