Unit+2+Saving+the+Earth+单元话题完形填空练习-2024-2025学年九年级英语上册单元重难点易错题精练（仁爱科普版）

试卷第=page11页，共=sectionpages33页试卷第=page11页，共=sectionpages33页Unit2SavingtheEarth单元话题完形填空练习（23-24九年级上·福建宁德·期中）从每小题所给的A、B、C三个选项中，选出可以填入空白处的最佳答案。Fouryearsaftergraduating,LuoJiajiamadeadecision.Sheplannedtoanswerherinner(内心的)callingtoleadamore1life.Shenoticedthatenvironmentalproblemswerebecomingmoreserious,but2actionwasbeingtaken.Shethoughtshemustdo3.LuoworksforChinaGreenFoundationandencouragespeopleto4environmentalprotectioninChina.LuoworksontheMillionForestproject.10yearsago,theprojectwasaimedatplanting1milliontreesintheTenggerDesert,China’sfourth-largestdesertinInnerMongolia.Nowover100milliontreeshavebeenplantedto5desertification(沙漠化).Theprojecthasbroughtmanybenefits(好处)tolocalcommunities.6theproject,manylocalswouldbeforcedtoleavetheirhomes.Theprojecthasalsohelpedto7jobsforlocals.Theycanmakemoneybysellingthefruitthatthetreesproduce.Eco-tourism(生态旅游)hasbeenmorepopular8theseareashavebecomeoases(绿洲).Althoughtheprojectmainlyhelpswithreforestation(植树造林),Luo’steamdiscoveredthatitwasmoreimportanttostartachangefromwithin.SothesloganofMillionForestwaschangedto“Plantatreeinyour9”.“It’snotpossibleforyoutoplantatreeeveryday,butifyouhaveatreeinyourheartthenyoucantakecareofthewholeenvironment.Ifwemaketheefforttochangethe10,wecanalsochangetheoutsideworld,”Luosaid.1．A．awful B．careful C．meaningful2．A．few B．little C．much3．A．something B．anything C．everything4．A．comeupwith B．takepartin C．giveup5．A．increase B．keep C．prevent6．A．Without B．With C．For7．A．provide B．give C．ask8．A．unless B．because C．before9．A．hands B．feet C．heart10．A．place B．inside C．outside（23-24九年级上·福建泉州·期中）阅读下面短文，从每小题所给的A、B、C三个选项中，选出可以填入空白处的最佳答案。GenesisButlerhasbeenavegan(素食主义者)sinceshewas6.Astimegoesby,nowher11istoprotectanimalsandtheenvironment.Andshehasbeen12otherkidstojointhiseffort.“WhenIfirstbecameavegan,Iknewanimalswerebeingkilledtoproduceourfood.ThenIfoundouteatinganimalswasalsobadforour13.Iwantedmorepeopletoknowthatwhenthey’reeatinganimalproducts,they’remakingachoicethataffectshowthefuturewillbefor14.”shesaidtoTimeforKids.Tospreadherideas,GenesispresentedfortheTEDxprogramattheageof10,becomingoneofthe15TEDxspeakersever.Shealso16behaviorslikeprovidingplant—basedmealstohospitalsandbanning(禁止)thedissection(解剖)ofanimalsinclassrooms.In2020,Genesisstartedherownorganization,GenesisforAnimals.Anditraisesmoneytosupportanimalsanctuaries(收容所)aroundtheworld.ShealsoledYouthClimateSave,acampaign(运动)thataskspeopleto17buyinganimalproducts.“It’sgreatthatkidstakeanactivepartanditshowsthey’re18worriedabouttheirfuture,”saidGenesis,“Alotofyoungpeoplearethinkingwhattheycandoaboutclimatechange.IstartedYouthClimateSave19Iknewtherewerekidswhoneededhelptobecomeactivists.”Genesisisa20girl.Herstoryshowshowayoungherocanworktomakeadifferenceintheworld.11．A．goal B．reason C．problem12．A．lookingafter B．shoutingat C．callingon13．A．space B．planet C．industry14．A．nobody B．somebody C．everybody15．A．youngest B．tallest C．slimmest16．A．punishes B．supports C．bears17．A．start B．reduce C．enjoy18．A．really B．nearly C．suddenly19．A．if B．but C．because20．A．shy B．kind C．serious（23-24九年级上·福建漳州·期中）从每小题所给的A、B、C三个选项中，选出可以填入空白处的最佳答案。March22ndisWorldWaterDay.Itstartedin1993.Itnotonlymakesusthinkabouttheimportanceofwater,butalsocallsonusto21andprotectwater.Today,we’refacingterriblewaterproblems.Amongthem,wastewaterproblemisespecially22.Whatiswastewater?Itisusedwater.Usually,wastewatercomesfromhomes,23,hospitalsandsoon.Itisproducedbydifferentkindsofactivities,includingwashingthemachines,takingshowersandusingthekitchen.Therainalso24wastewaterwhenitisrunningdownthestreetduringastorm.Nomatterwhereitcomesfrom,thiskindofwaterissuretohave25harmfulinit.26mustwetreatwastewater?Wastewaterhasabiginfluenceonourlife.Itcausesbothillnessforus27pollutionfortheenvironment.Wemustcareforourenvironmentandourown28.Howcanwetreatwastewater?Differentkindsofwastewaterneeddifferentwaysoftreatment.Wastewater29homescanbereused.Thentherewillbe30wastewater.Also,factorywastewaterhastobecleanedbeforeitgoesbacktonature.21．A．drink B．save C．watch22．A．easy B．popular C．serious23．A．factories B．lakes C．rivers24．A．getsback B．handsin C．changesinto25．A．nothing B．something C．anything26．A．What B．Who C．Why27．A．but B．and C．or28．A．work B．interest C．health29．A．from B．for C．with30．A．less B．more C．worse（22-23九年级上·福建宁德·期中）Adesertdoesn’tsoundliketheproperplacetoplantatree.Yet,since1978,Chinahasplantedatleast66billiontreesinthenorth,hopingtochangeits31intoagreatgreenwall.IanTehrecordedthisgreatprogramwhiletravelingthroughnorthernChinain2016.Hissurprisingpicturesshowworkers32youngtreeandwateringthem.“Plantingtreessoundsgreatonpaper,butyoumaythinkitimpossibleindeserts,”Tehsays.Thetreeplantingplanisa33programtotrytohelpfightdesertification(荒漠化).AboutamillionsquaremilesofChina—aquarterofthecountry—iscoveredwith34.Drought,deforestationandotherproblemsshow35tomanycitiessuchasBeijingandDunhang.Manyscientistsdon’tbelievethatplantingtreescanmakea36inthelongrun.ButtheChinesegovernmentsaidthatplantingtreeshascutdowndesertification,bynearly5,000squaremilesinrecentyears.TaplivesinMalaysia37worksthroughthewholeAsia.OversixdaysinMay,2016,hephotographed(拍摄)treeplantingplansintheGobidesertinnorthernChina.Theyseemed38inplaceslikeDuoluncounty,wherethegovernmenthasplanted2.6milliontreesoverthepast17years.Theplacelook39now.Tehhadtostophiscaronthesideofthehighwayandhikeseveralminutesoverhillsjusttoseewherethegrass40andthesandbegan.“Tobehonest,itwashardtoimagineitwaseveradesertatall”hesaid.31．A．land B．desert C．river32．A．planting B．pulling C．cutting33．A．strange B．simple C．great34．A．water B．sand C．litter35．A．love B．interest C．danger36．A．difference B．mistake C．decision37．A．and B．so C．but38．A．successful B．possible C．careful39．A．yellow B．black C．green40．A．started B．ended C．kept（22-23九年级上·福建宁德·期中）Theforestplaysanimportantroleontheearth.Treesmakeuptheforestand41oxygen.Asweallknow,wecan’tlive42oxygen.Treesarethesourceofcreationstosurvive(生存)ontheearth.Theforest43animalsacomfortableandwarmhome.Itcannotonlyprovideusoxygenbutalsokeepusfrombeingpolluted.Butalotofpeoplecan’trealizethe44offorest.Theycutasmanytreesastheycanformore45fortheirown.Ifwegooncuttingthemdown,thewildanimalswilllosetheirhomesandtheweatherwillbecome46.Ourenvironmentisgettingworseandworse.

It’stimeforustodo47tosaveforestsforourbeautifullife.Pleaseprotectourhomesfromnowon.Let’stake48.Weshouldstopcuttingtoomanytreesandstopusingwoodenthings,suchaswoodenchopsticks.Atthesametime,weshould49moretreesandcreateabeautifulforesthome.Onlyinthiswaycanwelivea50lifeinthefuture.41．A．discover B．produce C．make42．A．besides B．with C．without43．A．offers B．builds C．develops44．A．price B．number C．importance45．A．air B．money C．food46．A．weak B．good C．terrible47．A．something B．anything C．nothing48．A．chances B．advice C．action49．A．pay B．plant C．use50．A．hard B．poor C．comfortable（23-24九年级下·福建福州·阶段练习）从每小题所给的A、B、C三个选项中，选出可以填入空白处的最佳答案。Whenmostkidsgotothebeach,they’retoobusyplayingtonoticerubbish.Butfor7-year-oldCashDaniels,noticingaplasticstraw(吸管)severalyearsagohelpedhim51apassion(热情)forsavingtheplanet.GrowingupalongtheChattanoogaRiver,Cashhasalwaysloved52.Butoncehelearnedthat80percentofallrubbishfromlandandriversendsupintheocean,hecouldn’tsitbackanddo53.ThefirststeptowardchangeincludedthecleanupsoftheTennesseeRiver,somethingthat54wentfromafamilyactivitytoacommunityeffortwithvolunteersandneighbors.Now12yearsold,Cashhasmadeanamazinglypositive(积极的)55onhishometown.Cashwas56oneofAmerica’stop10youthvolunteersof2021.Althoughthere’slotsof57hehasmade,Cashisstillonhiswaytodoingmore.“Iwanttotravelaroundtheworld,58others,andhelpthemfeelconnectedtotheocean.Becauseifyouareconnectedtotheocean—ifyouloveitandknowwhatlivesinit—you’llwanttoprotectit,”hesaid.“Thisismyfun,anditbecomesmorefun59everynewdiscovery.Everylittleaction60.Everyonecanmakeapositivechangeiftheyjuststandupandtakepart.”51．A．organize B．continue C．start52．A．freedom B．exercise C．nature53．A．nothing B．something C．everything54．A．clearly B．quickly C．probably55．A．meaning B．influence C．spirit56．A．named B．told C．thought57．A．energy B．speech C．progress58．A．teach B．believe C．protect59．A．at B．on C．with60．A．does B．counts C．collects（22-23九年级上·福建福州·期末）Seaturtles(海龟)havebeenonEarthformillionsofyears,buttheymaysoondieout.Themain61tothemispeoplewhokillthemforfood,accordingtoDr.WallaceJ.NicholsoftheUniversityofCalifornia.Butthelatestnewsmay62turtlehunting:Dr.Nicholshasfoundthatseaturtleseatalotofpollutedthingsandthepollutionremainsintheirbodies.Thispollutionis63tobothturtlesandhumans.Itcancause64harmtotheirbodiesandleadtodeath.Researchshowsthatmanypeoplegetsickandeven65eatingseaturtlemeat.IntheUS,mostpeoplehave66eatenturtles.Thisisbecauseturtlesare67bytheUnitedStateslaw.68someoneharmsorkillstheseamazinganimals,hewillbepunished.“Butmanypeopleinothercountriesstilleatthem,”explainsNichols.“Ourfirstgoalwastosaveturtles;nowwemustsavepeopletoo.”Nicholssaidhealsowantstosendoutabiggermessagethatweshouldprotectthe69.“Thehealthoftheocean,animalsintheocean,andourownhealthareall70.Acleanoceanisreallyimportanttousbecausewegetfoodfromthere.”61．A．doubt B．thing C．danger62．A．increase B．slow C．improve63．A．harmful B．close C．blind64．A．little B．necessary C．serious65．A．diefrom B．lookforwardto C．giveup66．A．often B．seldom C．never67．A．fed B．protected C．sold68．A．Because B．So C．If69．A．plants B．oceans C．people70．A．disappeared B．exchanged C．connected（2024·福建福州·三模）阅读下面短文，从每小题所给的A、B、C三个选项中，选出可以填入空白处的最佳答案。NoworkersoftheDaheishanForestFarmcouldbearthelonelinessinthewildwatchtower.Andnoonehadevermanagedtodothis71formorethanayear.However,LinShuchunhasbeenatthisposition(职位)formanyyears.Hestartedworkingfortheforestfarmin1982.Aworkerinthewatchtower72thejobinlate1995.ThenLinunexpectedlygottheposition.Themanager73thattherewasnowaterorelectricityinthisoldplace.Linrepliedwithaquick74,“I’llneverregretmydecision.”75Lintookuptheposition,heandhiswifelivedandworkedinabrokentwo-roomhouse.Theirbedroomwasso76thatLincouldn’tstretchhimselfoutfully.Besidesareceiverforfirecontrolcommunicationandaradio,77hadnoothermodernequipment.Winterwasthe78seasonasheavysnowoftencutofftheroadtotheoutsideworld,makingitimpossibletogetnecessarythings.Forexample,afteraheavysnowstormin2012,hedidn’tgetanydailynecessities(必需品)79twomonths,andhehadtoboilsnowtodrink.Hiseffortshavepaidoff.Tilltoday,hehashelped80over50firerisksinthe66,700hectares(公顷)offorests.Theforestcantakeinover300,000metrictonsofCO2ayearbesidestheotherenvironmentalbenefitsitbrings.Linsaidhewouldkeephispromiseandwouldn’tgiveupuntilhereachedtheageof60.71．A．job B．action C．dream72．A．lookedup B．tookup C．gaveup73．A．explained B．promised C．doubted74．A．mistake B．excuse C．answer75．A．Before B．After C．Although76．A．small B．old C．dark77．A．we B．they C．he78．A．quietest B．hardest C．busiest79．A．from B．with C．for80．A．watch B．solve C．build答案第=page11页，共=sectionpages22页答案第=page11页，共=sectionpages22页参考答案：1．C2．B3．A4．B5．C6．A7．A8．B9．C10．B【导语】本文是一篇记叙文，介绍了“百万森林”项目负责人罗佳佳为环境保护所做的努力和贡献。1．句意：她计划回应内心的呼唤，过一种更有意义的生活。awful让人讨厌的；careful仔细的；meaningful有意义的。根据下文罗佳佳为环境保护所做的努力和贡献，可知她计划过一种更有意义的生活。故选C。2．句意：她注意到环境问题越来越严重，但却没有采取什么行动。few很少；little少得几乎没有；much很多。由but表示句意转折可知，没有采取什么行动保护环境，action为不可数名词，应用little修饰。故选B。3．句意：她想她必须做点什么。something某事物；anything任何事物；everything一切。根据“Shenoticedthatenvironmentalproblemswerebecomingmoreserious,but...actionwasbeingtaken.”可知，环境问题越来越严重，却没有采取什么行动，因此她认为自己得做些事情。故选A。4．句意：罗在中国绿色基金会工作，鼓励人们参与中国的环境保护。comeupwith想出；takepartin参加；giveup放弃。根据“encouragespeopleto...environmentalprotectioninChina”可知，鼓励人们参与环境保护。故选B。5．句意：现在已经种植了1亿多棵树来防止沙漠化。increase增加；keep保持；prevent阻止。根据“Nowover100milliontreeshavebeenplantedto...desertification(沙漠化).”可知，种植1亿多棵树的目的是为了防止沙漠化。故选C。6．句意：如果没有这个项目，许多当地人将被迫离开家园。Without没有；With有；For为了。根据“manylocalswouldbeforcedtoleavetheirhomes”可知，没有这个项目，许多当地人会因为土地沙漠化，不得不离开家园。故选A。7．句意：该项目还为当地人提供了就业机会。provide提供；give给；ask询问。根据“Theycanmakemoneybysellingthefruitthatthetreesproduce.”可知，这个项目为当地人提供了就业机会，providesthforsb“为某人提供某物”。故选A。8．句意：生态旅游更受欢迎，因为这些地区已经成为绿洲。unless除非；because因为；before在……之前。前后句为因果关系，应用because连接。故选B。9．句意：因此，“百万森林”的口号改为“在你心中种一棵树”。hands手；feet脚；heart心脏。根据“ifyouhaveatreeinyourheart”可知，此处指在心中种一棵树。故选C。10．句意：如果我们努力改变内心，我们也可以改变外部世界。place地方；inside内部；outside外部。根据“wecanalsochangetheoutsideworld”可知，此处指我们内心世界的改变，即内心要有环保的意识，这样我们才能更好地改变外部世界的环境。故选B。11．A12．C13．B14．C15．A16．B17．B18．A19．C20．B【导语】本文主要介绍了小女孩GenesisBulter为保护动物和环境所做的努力。11．句意：随着时间逝去，现在她的目标是保护动物和环境。goal目标；reason原因；problem问题。根据“istoprotectanimalsandtheenvironment”可知，保护动物和环境是她的目标。故选A。12．句意：她一直呼吁其他孩子加入一起努力。lookingafter照顾；shoutingat大喊；callingon呼吁。根据“otherkidstojointhiseffort”可知，是呼吁其他孩子加入一起努力。故选C。13．句意：然后我发现吃动物对我们的星球也是不好的。space太空；planet星球；industry工业。根据“eatinganimalswasalsobadforour”可知，吃动物对我们的星球也是不好的。故选B。14．句意：我想让更多的人知道，当他们吃动物产品时，他们正在做出一个影响每个人未来的选择。nobody没有人；somebody某人；everybody每个人。根据“they’remakingachoicethataffectshowthefuturewillbefor”可知，这是影响每个人未来的选择。故选C。15．句意：为了传播她的想法，Genesis在10岁时就为TEDx项目做了演讲，成为TEDx有史以来最年经的演讲者之一。youngest最年轻的；tallest最高的；slimmest最苗条的。根据“attheageof10”可知，是最年轻的。故选A。16．句意：她还支持向医院提供植物性膳食和停止解剖动物在教室等行为。punishes处罚；supports支持；bears承受。根据“GenesisButlerhasbeenavegan”可知，她是支持这一行为。故选B。17．句意：她还领导了青年气候保护运动，该运动要求人们减少购买动物产品。start开始；reduce减少；enjoy享受。根据“buyinganimalproducts”可知，是要求人们减少购买动物产品。故选B。18．句意：孩子们积极参与是件好事，这表明他们对自己的未来真地感到担忧。really真地；nearly几乎；suddenly突然。根据“worriedabouttheirfuture”可知，积极参加表明他们对自己的未来真地感到担忧。故选A。19．句意：我创办了青年气候拯救组织，因为我知道有些孩子需要帮助才能成为积极分子。if如果；but但是；because因为。根据“Iknewtherewerekidswhoneededhelptobecomeactivists”可知，这是她创办了青年气候拯救组织的原因。故选C。20．句意：Genesis是一个善良的女孩。shy害羞的；kind善良的；serious严肃的。根据全文可知，小女孩GenesisBulter为保护动物和环境作出巨大的努力，故是一个善良的女孩。故选B。21．B22．C23．A24．C25．B26．C27．B28．C29．A30．A【导语】本文主要讲述了废水的来源以及如何处理废水。21．句意：它不仅让我们思考水的重要性，也呼吁我们节约和保护水。drink喝；save节约；watch观看。根据“WorldWaterDay”和“callsonusto...andprotectwater”可知，此处指节约水资源，故选B。22．句意：其中，废水问题尤为严重。easy简单的；popular流行的；serious严重的。根据“Today,we’refacingterriblewaterproblems.Amongthem,wastewaterproblemisespecially...”可知，废水的问题尤其严重；故选C。23．句意：通常，废水来自家庭、工厂、医院等。factories工厂；lakes湖；rivers河。根据“wastewatercomesfromhomes...hospitalsandsoon”可知，此处是介绍废水的来源，应是来自工厂，故选A。24．句意：在暴风雨中，雨水流经街道时也会变成废水。getsback回来；handsin上交；changesinto改变。根据“whenitisrunningdownthestreetduringastorm”可知，雨水也会变成废水；故选C。25．句意：无论它来自哪里，这种水肯定有有害的东西在里面。nothing什么都没有；something某些东西；anything任何东西。根据“thiskindofwaterissuretohave...harmfulinit.”可知，这类水有危害，里面含有有害的东西，故选B。26．句意：为什么我们必须处理废水？What什么；Who谁；Why为什么。根据“mustwetreatwastewater?Wastewaterhasabiginfluenceonourlife.”可知，此处是解释为什么要处理废水，故选C。27．句意：它给我们带来疾病和环境污染。but但是；and和；or或者。此处是both...and...“两者都”的结构，故选B。28．句意：我们必须爱护我们的环境和我们自己的健康。work工作；interest兴趣；health健康。根据“careforourenvironmentandourown...”可知，要关心环境也要关心我们的健康；故选C。29．句意：家庭废水可以重复使用。from来自；for为了；with和。根据“Wastewater...homescanbereused”可知，来自家庭的水可以被重新使用，故选A。30．句意：这样就会有更少的废水。less更少；more更多；worse更糟糕。根据“Wastewater...homescanbereused.Thentherewillbe...wastewater”可知，因为家庭废水可以重新利用，因此浪费的水就少了；故选A。31．B32．A33．C34．B35．C36．A37．C38．A39．C40．B【导语】本文讲述了，1978年以来，中国已在干旱的北方地区种植了至少660亿棵树，黄色沙丘有望改造成绿色长城。来自马来西亚的Teh用相机记录了这一壮举。31．句意：自1978年以来，中国已经在北方种植了至少660亿棵树，希望把它的沙漠变成一道绿色的长城。land土地；desert沙漠；river河流。根据“Adesertdoesn’tsoundliketheproperplacetoplantatree.”可知，中国想把沙漠变成绿色的长城，故选B。32．句意：他令人惊叹的照片展示出正在种两棵小树和给它们浇水的工人们。planting种植；pulling拉；cutting砍。根据“Yet,since1978,Chinahasplantedatleast66billiontrees.”可知，这里指种植树木，故选A。33．句意：植树计划是一个伟大的项目，旨在帮助防止沙漠化。strange陌生的；simple简单的；great伟大的。根据“agreatgreenwall”和常理可知，这是一项伟大的计划，故选C。34．句意：大约一百万平方英里的中国的四分之一土地被沙子覆盖。water水；sand沙子；litter垃圾。根据“helpfightdesertification(荒漠化)”可知，这里指被沙子覆盖。故选B。35．句意：干旱、森林砍伐和其他问题向北京和敦煌等许多城市展现出危险。love爱；interest兴趣；danger危险。根据“Drought,deforestationandotherproblems”可知，这些问题会带来了危险。故选C。36．句意：许多科学家怀疑，从长远来看，植树会起作用。difference不同，作用；mistake错误；decision决定。根据“makea”可知，此处用makeadifference表示“有影响；有作用”。故选A。37．句意：Tap住在马来西亚，但是在亚洲各个地方工作。and和；so所以；but但是。根据“livesinMalaysia”和“worksthroughthewholeAsia”可知，二者为转折关系，因此用but。故选C。38．句意：在多伦县等地，植树造林计划似乎取得了成功，在过去的17年里，政府在那里已经种植了260万棵树。successful成功的；possible可能的；careful仔细的。根据“thegovernmenthasplanted2.6milliontreesoverthepast17years.”推断，植树造林计划似乎取得了成功。故选A。39．句意：这个地方看起来绿油油的。yellow黄色的；black黑色的；green绿色的。根据“thegovernmenthasplanted2.6milliontreesoverthepast17years.”可知，这个地方被植被覆盖，看起来绿油油的。故选C。40．句意：Teh不得不把他的车停在公路边，徒步走过山几分钟，只为看看草地的尽头和沙漠的起点在哪里。started开始；ended结束；kept保持。根据“thesandbegan.”可知，与“沙漠开始的地方”对应的是“草地的尽头”。故选B。41．B42．C43．A44．C45．B46．C47．A48．C49．B50．C【导语】本文主要讲述了森林的重要性，呼吁我们要采取措施保护森林。41．句意：树木构成森林并产生氧气。discover发现；produce生产；make制作。根据“Treesmakeuptheforestand...oxygen”可知树木构成森林并产生氧气。故选B。42．句意：众所周知，我们不能没有氧气生活。besides除此之外；with和；without没有。根据“wecan’tlive...oxygen”和常识，可知没有氧气我们不能生存。故选C。43．句意：森林为动物提供了一个舒适温暖的家。offers提供；builds建造；develops发展。根据“animalsacomfortableandwarmhome”可知森林为动物们提供了家，offersb.sth.“给某人提供某物”。故选A。44．句意：但许多人无法意识到森林的重要性。price价格；number数字；importance重要性。根据“alotofpeoplecan’trealize(意识到)the...offorest”可知是没有意识到森林的重要性，引出下面人们仍然砍伐森林来牟利。故选C。45．句意：他们砍伐尽可能多的树来赚钱。air空气；money钱；food食物。根据“Theycutasmanytreesastheycan”和常识可知，人们砍伐森林是为了牟利和赚钱。故选B。46．句意：如果我们继续砍伐它们，野生动物将失去家园，天气将变得可怕。weak虚弱的；good好的；terrible糟糕的。根据“thewildanimalswilllosetheirhomesandtheweatherwillbecome”可知如果继续砍伐树木，会产生一系列的反应，最终天气将会变坏。故选C。47．句意：现在是我们做点什么来为我们美丽的生活拯救森林的时候了。something一些事，多用于肯定句；anything任何事，多用于否定句和疑问句；nothing没有事。根据“It’stimeforustodo...tosaveforests”可知是做一些事情来拯救森林，句子是肯定句，用something。故选A。48．句意：让我们采取行动。chances机会；advice建议；action行动。根据“Weshouldstopcuttingtoomanytrees”可知要采取行动保护森林，takeactiontodosth.采取行动做某事。故选C。49．句意：同时，我们应该种植更多的树木，创造一个美丽的森林家园。pay付款；plant种植；use使用。根据“moretrees”可知，此处指种植更多的树木来创造美丽家园。故选B。50．句意：只有用这种方式我们在未来才能过一个舒适的生活。hard艰难的；poor贫穷的；comfortable舒服的。livea…life“过一个……的生活”，根据上句的种更多树木可知能过上舒服的生活。故选C。51．C52．C53．A54．B55．B56．A57．C58．A59．C60．B【导语】本文主要介绍了卡什·丹尼尔斯从小就对保护地球充满了热情，他先从清理河流沿岸开始，并将此发展成为一项人们可以广泛参与的活动。51．句意：但对于7岁的卡什·丹尼尔斯来说，几年前注意到一根塑料吸管，让他开始对拯救地球产生了热情。organize组织；continue继续；start开始。根据“Butfor7-year-oldCashDaniels,noticingaplasticstraw(吸管)severalyearsagohelpedhim...apassion(热情)forsavingtheplanet.”可知，一根塑料吸管让他开始对拯救地球产生了热情，故选C。52．句意：卡什在查塔努加河沿岸长大，一直热爱大自然。freedom自由；exercise练习，锻炼；nature自然。根据“apassion(热情)forsavingtheplanet.”以及“ThefirststeptowardchangeincludedthecleanupsoftheTennesseeRiver...”可知，他热爱大自然，故选C。53．句意：但一旦他了解到来自陆地和河流的80%的垃圾最终落入大海，他就不能坐视不管了。nothing没有事情；something某事；everything一切。根据“hecouldn’tsitbackanddo...”可知，此处说的是他不能坐视不管，即不能不做事情，此处应用nothing，故选A。54．句意：改变的第一步包括清理田纳西河，这很快从一项家庭活动转变为志愿者和邻居的社区活动。clearly清楚地；quickly快速地；probably可能地。根据“fromafamilyactivitytoacommunityeffortwithvolunteersandneighbors.”可知，活动很快地变成了志愿者和邻居的社区活动，故选B。55．句意：现在12岁的卡什已经对他的家乡产生了惊人的积极影响。meaning意思，意义；influence影响；spirit精神。根据“hasmadeanamazinglypositive(积极的)...onhishometown”以及下文的介绍可知，产生了积极的影响，故选B。56．句意：卡什被评为2021年美国十大青年志愿者之一。named任命；told告诉；thought认为。根据“Cashwas...oneofAmerica’stop10youthvolunteersof2021”可知，他被称为美国十大青年志愿者之一，故选A。57．句意：尽管卡什已经取得了很多进步，但他仍在努力做得更多。energy能量；speech演讲；progress进步。根据“Althoughthere’slotsof...hehasmade,Cashisstillonhiswaytodoingmore.”可知，他已经做了很多事情，有了很大的进步了，故选C。58．句意：我想环游世界，教别人，帮助他们感受到与海洋的联系。teach教；believe相信；protect保护。根据“Iwanttotravelaroundtheworld...others,andhelpthemfeelconnectedtotheocean.”可知，他想教授别人，帮助他们知道保护环境的重要性，故选A。59．句意：这是我的乐趣，随着每一个新发现，它变得更加有趣。at在；on在……上；with随着。根据“itbecomesmorefun...everynewdiscovery”可知，此处表示“随着”，应用介词with，故选C。60．句意：每一个小动作都很重要。does做；counts重要；collects收集。根据“Everyonecanmakeapositivechangeiftheyjuststandupandtakepart.”可知，每一个小动作都很重要，故选B。61．C62．B63．A64．C65．A66．C67．B68．C69．B70．C【导语】本文主要介绍了海龟处于危险的现状，以及呼吁大家保护海洋环境。61．句意：加州大学的WallaceJ.Nichols博士说，它们面临的主要危险是那些为了食物而杀死它们的人。doubt怀疑；thing事情；danger危险。根据“tothemispeoplewhokillthemforfood,”可知，这是海龟面临的危险，故选C。62．句意：但最新的消息可能会减缓对海龟的捕杀：Nichols博士发现，海龟吃了很多被污染的东西，污染仍留在它们的体内。increase增加；slow减缓；improve提高。根据“Dr.Nicholshasfoundthatseaturtleseatalotofpollutedthingsandthepollutionremainsintheirbodies.”可知，这种新发现会减缓人们对海龟的捕杀，故选B。63．句意：这种污染对海龟和人类都是有害的。harmful有害的；close接近的；