2025年春九年级英语下册 UNIT 13 单元测试卷（人教安徽版）

2025年春九年级英语下册UNIT13单元测试卷（人教安徽版）第一部分　听力(四大题，20分)一、短对话理解(共5小题；每小题1分，满分5分)1.Whichoneisn'tmentionedinthedialogue?2.Whatcausesmoreseriousairpollutioninbigcitiesaccordingtothegirl?3.Whatpollutionaretheytalkingabout?A．Airpollution.　　　B．Waterpollution.C．Litterpollution.4.Howistheweather?A．Itisbecomingbetter.　　　B．Itisfine.C．Itisbecomingworse.5.Whatwilltheydotomorrow?A．Cleanthebeach.　　　B．Helptocleanthepark.C．Collectrubbishinthestreet.二、长对话理解(共5小题；每小题1分，满分5分)听下面一段对话，回答第6、7小题。6.Howmanyphotosdotheytalkabout?A．One.B．Two.C．Three.7.Wheredidthemansavethecat?A．Inthestreet.　　　B．Intheforest.C．Inthegarden.听下面一段对话，回答第8至10小题。8.Whooftengoestoschoolonfoot?21,A．Jack.B．Maria.　C．Jack'sbrother.9.WhatdoesJackadviseMariatodo?A．Todomoreexercise.B．Tobeagreenerperson.C．Totakeabustoschool.10.WhendidMariastarttorideabiketoschool?A．Abouttwoweeksago.　　　B．Abouttwomonthsago.C．Lastterm.三、短文理解(共5小题；每小题1分，满分5分)11.Whatcolorwastheplanet?A．Green.B．Blue.C．Grey.12.Wheredidtheboyfindtheflower?A．Bythelake.　　　B．Inthepark.C．Inthemountains.13.Whydidn'ttheboygrowtheflowerontheplanet?A．Becausetherewasnowaterontheplanet.B．Becausetherewasrubbisheverywhere.C．Becauseitwastoohotontheplanet.14.Howwasthefloweronthemoon?A．Itbecamesick.　　　B．Itdied.C．Itgrewwell.15.Whatdoesthestorytellus?A．Flowersmakeourplanetbeautiful.B．It'simportanttoprotectourplanet.C．Weshouldloveplantsandanimals.四、信息转换(共5小题；每小题1分，满分5分)21,InterviewJaneShehasworkedinaprintingfactoryfor16.____________years.Thereissomethingwrongwithher17.____________.NickHebuilds18.____________．Hesometimeshastoworkinthestronglight.Itisbadforhiseyes.PaulHeisa19.____________．Hefeels20.____________whenworkingalongthepollutedriver.第二部分　语言知识运用(三大题，35分)五、单项填空(共10小题；每小题1分，满分10分)21.—Whodoyouthinkwillhavethisjob,HelenorGrace?—Grace.Shehasthe____ofagoodeducation.A．friendshipB．developmentC．advantageD．discovery22.—Excuseme,isthiscoatyours?—Yes.It____me188yuan.A．tookB．costC．paidD．spent23.—Whydon'tyoubuythehat?Itlooksverywarm.—Er,it's____．Idon'tlikeitatall.A．uglyB．easyC．niceD．safe24.Whenourparentsbecometoooldtotakecareofthemselvesoneday,they____belookedafterwellbyus.A．mayB．can'tC．shouldn'tD．should25.—Learningtoloveislikelearningtowalk.—Yes,____westepoutbravely,wecanfinditeasy.A．although　B．whenC．becauseD．unless21,26.—We'resoproudthatChinaisgettingstrongerandstronger.—Yes.Asyoucansee,Chinese____bymoreandmoreforeigners.A．learnsB．learnedC．islearnedD．waslearned27.Junkfoodis____ourteeth,butsomepeopledon'tcare.A．harmfultoB．famousforC．carefulaboutD．differentfrom28.—Tinaisknown____hergreatperformance,isn'tshe?—Yes.Andshehasalsoplayedapart____protectingtheenvironment.A．for;ofB．from;withC．for;inD．of;in29.It'sdangeroustouseamobilephoneinaplane.Rememberto____beforeyougetontheplane.A．finditoutB．turnitoffC．putitdownD．giveitup30.—Ithinkeveryoneshouldreadebookstosavepaper.—____．Readingebooksmaybebadforoureyes.A．You'rerightB．Itdoesn'tmatterC．IdisagreeD．Noway六、完形填空(共20小题；每小题1分，满分20分)AIneighthgrade,wehadanimportantlessonabouttheenvironment.Ourteachertaughtustheimportanceoflookingafterthe__31__andwhatwecoulddotohelp.Shealsoshoweduspicturesofanimalsandplantsthatwere__32__becauseofproblemslikepollution.Afterthelesson,wealldecidedtodosomething__33__.Westartedaclassprojectwherewewouldcollectrecyclablematerialsandturntheminto__34__projects.Wealsomadeacompostbin(堆肥桶)inwhichwecouldputourwaste.Welearnedhowcompostingcouldturnourwasteintoamaterialthatcouldhelpplants__35__.21,Astheweekswentby,westartednoticing__36__intheclassroom.Wehad__37__litterandmoreartprojectsmadefromrecycledmaterials.Andourcompostbinwasfilledwithdifferentthingslikecarrottopsandbananapeels.Attheendoftheschoolyear,wehadabigcelebrationand__38__alltheartprojectswemadefromrecycledmaterials.Wealsobuiltasmall__39__withcompostwemade.Itwasamazingtoseealltheartprojectsandthegardenwebuilt.Wehadturnedwasteintosomethingbeautifulandwewere__40__ourselves.Welearnedthatevensmallactionscanmakeabigdifference.Byrecyclingandcuttingdownonwaste,wecanallhelpprotecttheearthandmakeitabetterplaceforeveryone.31.A．experimentB．governmentC．instrumentD．environment32.A．indangerB．inpersonC．insilenceD．inpublic33.A．crazyB．usefulC．politeD．magic34.A．foodB．scienceC．artD．toy35.A．growB．wakeC．makeD．hear36.A．activitiesB．decisionsC．problemsD．changes37.A．lessB．moreC．betterD．worse38.A．calledoffB．showedoffC．startedoffD．hurriedoff39.A．bridgeB．libraryC．gardenD．factory40.A．patientwithB．angrywithC．sorryforD．proudofB21,Scientistsareplantingcoralreefs(珊瑚礁)inthedeepseabedaroundtheislandprovinceofHainan.Coralreefsarereallycommonanduseful.Theyhelpkeeptheocean__41__.Theyslowdowntheflow(流动)ofwaterandprotectcoastsfromstrongwaves.Besides,theyare__42__toabout25%ofsealife.Theyprovidefoodandprotectionforit.Actually,theyarenotonly__43__tosealifebutalsotohumanbeings.However,inthepast30years,mostofthecoralreefshavebeenharmedbecauseofglobalwarming,water__44__andhumanactivities.Tosavethem,theHainanSouthChinaSeaInstituteofTropicalOcean__45__aprogramtoplantcoralreefsin2019.Nowover200，000coralreefshavebeen__46__inthedeepseabedaroundtheislandprovinceofHainan.“It'slikeplantingtreesunderthesea.__47__theygrowslowly,theseedlings(幼苗)maybecomecoralreefs.Andtheycangrowas__48__asseveralfootballfields.Theunderwaterecosystemneeds__49__torecover(恢复)．Plantingcoralreefsisonlythefirststep.Hopefully,theywillslowlybecomeaforest,andthefishandshrimp(虾)will__50__，”amemberoftheprogramsays.41.A．dirtyB．silentC．healthyD．hot42.A．homeB．farmC．partyD．school43.A．kindB．cruelC．difficultD．important44.A．pressureB．pollutionC．levelD．position45.A．cancelledB．refusedC．startedD．watched46.A．plantedB．movedC．wateredD．washed47.A．SoB．Because21,C．WhenD．Though48.A．tallB．largeC．fastD．light49.A．powerB．careC．timeD．space50.A．comebackB．giveawayC．cleanoffD．cutup七、补全对话(有两项多余)(共5小题；每小题1分，满分5分)(JeremywasgoingtothrowtherubbishawaywhenhemetBen.)A:Whatareyoudoing,Jeremy?B:Notmuch.I'mjusttakingouttherubbish.There'salotofit.A:51.________B:Whatdoyoumean?It'srubbish!Wecanonlythrowitaway!A:52.________It'sbetterfortheplanet.I'llhelpout.B:Thanks.53.________A:Let'sgetthepaperfirst.Wecanrecyclethat.B:54.________A:Ofcourse!Canyouputalltheglasswareinonebag?B:55.________Whatelsecanwerecycle?A:Wecanrecycleplastic.Let'sputalltheplasticinadifferentbag.B:Thanksforyourhelp.I'lltrytobegreenandmakesortingtherubbishahabitinthefuture.A．Noway.B．Noproblem.C．Canwerecycleglass?D．Whatshouldwedofirst?E．Didyousorttherubbishfirst?F．Canwethrowtheplasticaway?G．Weshouldrecycleasmuchaswecan.21,第三部分　阅读(共两节，40分)八、阅读理解(共20小题；每小题2分，满分40分)第一节：A(续表)21,根据材料内容，选择最佳答案。56.Whereisthissurveyprobablyfrom?A．Awebsite.B．Aposter.21,C．Abook.D．Anewspaper.57.Whatinformationdoesthissurveyinclude?A．Yourage,jobandsuggestions.B．Youraddress,questionsandanswers.C．Yourname,questionsandsuggestions.D．Questions,answersandsuggestions.58.IfSamchooses◆mostly,whatdoyouthinkofhimaccordingtothesurvey?A．Hedoeswellinenvironmentalprotection.B．Hedoesn'tcareabouttheenvironmentatall.C．Heoftendoesproperlyandwiselytoprotecttheenvironment.D．Heneedstolearnmoreanddobetterinenvironmentalprotection.BDoyouknowwhatbirdsusetobuildtheirnests(巢)?Youmaysaythatbirdsusuallybuildtheirnestswithsticks,leavesorgrass.Butdoyouknowthatbirdsarealsobuildingtheirnestswithrubbishtheseyears?Therubbishincludescigarettebutts(烟头)andplasticbags.AgroupofEuropeanscientistslookedintoabout35,000studiesonbirdnests.TheyfoundthatbirdshaveusedmanmadethingsinnestsalmosteverywhereonEarth.Somerubbishseemstobehelpful.Thisiswhybirds“like”puttingitintheirnests.Forexample,cigarettebuttshavespecialsmell,sotheycankeepinsectsawaytoprotectthebabybirds.Plasticbagsareusefulinkeepingtheanimalswarm,andotherhardthings,suchaspapercards,canmakenestsstronger.However,intheend,humanrubbishmayonlybringmoreharmtobirds.Thetoxic(有毒的)chemicalsincigaretteshurtthebabybirds.Theymaygetsickorhaveshorterlives,accordingtoastudy.Tomakemattersworse,ifthecigarettestillburnswhenthebirdbringsitbacktoitshome,itmaysetfiretothenest.Piecesoffishingnet(渔网)mayalsotrapbirds,andit'simpossibleforthemtogetoutbythemselves.Ifthebabybirdseatotherkindsofrubbishbyaccident,theywillalsogethurt.Ourbirdfriendsintheairarefeelingthebadeffectsofhumanspollutingtheenvironment.59.Howdoesthewriterleadintothetopicaboutbirds'nestsinParagraph1?21,A．Bytellingajoke.B．Bysettinganexample.C．Byaskingaquestion.D．Bymakingasurvey.60.WhichofthefollowingthingsisNOTusedbythebirdstobuildtheirnestsaccordingtothetext?61.WhatisParagraph3mainlyabout?A．Thebadinfluencethathumanrubbishhasonbirds.B．Theharmthattheenvironmentbringstothewildanimals.C．Thereasonwhybirdslikeusingrubbishtobuildtheirnests.D．Theharmfulactivitiesthathumanshavedonetotheenvironment.62.Whatdoestheunderlinedword“it”referto(指的是)?A．Thecigarette.B．Thebird.C．Theplasticbag.D．Thepapercard.CSouthernwhiterhinosmainlyliveinAfrica.Theyareverylargeinsize,about4metreslong,1.75metreshigh,andovertwotonsinweight.Therearetwohornsonthenose.Thefronthornisoverhalfametrelong,whiletheotheroneissmaller.Southernwhiterhinosarenotreallywhite.Theyaregreyincolour.“White”maycomefromtheAfrikaanswordfor“wide”．Ithassomeconnectionwiththeirwidemouths.Southernwhiterhinosliveongrass,leaves,fruitandsoon.Theyhaveverypooreyesight.However,theyhavegoodhearingandanexcellentsenseofsmell.Theirskinisnearly5cmthickbutisverysensitive．Duringtheday,theytrytofindacoolplacetoavoidsunburn.Southernwhiterhinoslieinmudwhentheycan,asitstickstotheir21,skinandprotectsthemfromthebrightAfricansun.Somehumanskillrhinosfortheirhorns.Theysellhornstothosewhobelievehornshavemagicpowersorcantreatsickness.Itputssouthernwhiterhinosindanger.Nowmanyactionsaretakentoprotectsouthernwhiterhinos.Theinternationaltradeinrhinohornshasbeenstoppedintheworld.Besides,manyprotectedareashavebeenbuilt,especiallyinSouthAfrica.Upto2020,morethan20countrieshavemaderulestoprotectsouthernwhiterhinos.Todaythenumberofsouthernwhiterhinoshasincreasedtoover20，000inthewild.63.Wheredosouthernwhiterhinosmainlylive?A．InAmerica.B．InAfrica.C．InAsia.D．InEurope.64.Whatisthelastparagraphmainlyabout?A．Waystofeedsouthernwhiterhinos.B．Thenumberofsouthernwhiterhinos.C．Placesforsouthernwhiterhinostolivein.D．Actionsofprotectingsouthernwhiterhinos.65.Inwhichpartofanewspapercanwereadthetext?A．Culture.B．History.C．Environment.D．Education.D21,AbigsandstormhitnorthernChinaonFebruary13.Itcoveredmanycitieswiththickcloudsofyellowdust(尘土)．Thestorm,whichcamefromMongolia(蒙古国),wasthefirstsandstormtohitChinain2024.Manyflightsandclasseswerecanceledbecausethevisibility(能见度)waslowerthan500meters.Thestormwastheresultofwarmanddryweatherinthearea,togetherwiththestrongwindsfromMongolia.“Therehasbeenlittlerainfallsofarthisspringandthetemperatureisrising.Sonowisaworryingtimeforsandstorms，”saidanexpertfromBeijing.Inrecentyears,sandstormshaven'tbeenascommoninnorthernChinaasbefore.Thelandwithdesertification(荒漠化)hasbeenfallingby7，585km2peryearinChina,andtheareaofsandylandhasbeendecreasingby1，284km2ayear.ThisisthankstoChina'sThree－NorthShelterForestProgram(TNSFP，三北防护林工程)whichstartedinthe1970s.MillionsoftreeshavebeenplantedinnorthernChinatopreventsandstormsandprotecttheenvironment.Besides,Chinahasacolorgradedwarningsystem(预警系统)forsandstorms(asshowninthepicture),withredmeaningthemostserious,followedbyorange,yellow,blueandgreen.Therefore,peoplewouldhavetimetogetpreparedforthesandstorm.21,66.Accordingtothepassage,thesandstorminFebruary____．A．coveredmanycitieswithrainB．camefromnorthernChinaC．wasthebiggestonein2024D．camewithpoorvisibility67.Paragraph3mainlytalksaboutthe____ofsandstorms.A．resultsB．causesC．historyD．areas68.Ifthevisibilityinyourcityis400m,a(n)____warningwillbegivenout.A．redB．orangeC．yellowD．blue69.ThepassageintroducesTNSFPandthewarningsystemtoshow____．A．howtohelppeoplegetpreparedforsandstormsB．whypeopleshouldprotecttheenvironmentC．howtoprotectourselvesduringsandstormsD．whatChinadidtofightagainstsandstormsEEverydaythereislessandlessspaceonEarthforrubbish.Yeteverydaywemakemoreandmorerubbish.Whatcanwedo?Wecanrecyclesomeofourrubbish.Recyclingmeansthattherubbishwillbemadeintosomethingthatcanbeusedagain.RecyclinghelpsEarth.Anditsavesspaceinrubbishdumps.Halfofeverythingthatweputintolandfillscouldberecycled.Infact,mostthingsmadeofpaper,metal,glassandplasticcanberecycled.Papercanbebrokenintosmallpiecesandmadeintonewpaper.Steeland21,aluminumcans(金属罐)canbemelteddown(熔化)andmadeintonewcans.Thesameistrueofglassbottles.Thiscanbedoneoverandoveragain.Recyclingdoesn'ttakeasmuchenergyasmakingthesethingsforthefirsttime.SowecanuselessofEarth'sfuelresources.Plasticcanbemelteddown,too.Thenitcanbeformedintoparkbenches,playgroundsandsoon.Somepeoplecallplasticthe“wood”ofthefuture.Thingsmadeofplasticwilllastabout400years—eveniftheystayoutsideinallweathers.Nowoodcandothat!70.Theunderlinedword“landfills”inParagraph2probablymeans____.A．benchfactoriesB．placesforrubbishC．greenmountainsD．recyclingcentres71.Accordingtothepassage,whathappenslasttothecan?A．Thecanisputintoarecyclingbin.B．Thecanismelteddownandreused.C．Asteelcangetsfilledwithcorn.D．Apersonusesthecorninthecan.72.Whatisthemainideaofthepassage?A．Cansshouldbemelteddown.B．Oldnewspaperscanbereused.C．Wecanbuildbenchesthatlast400years.D．Weshouldrecycleeverythingthatwecan.第二节：阅读下面短文，并用英语回答问题(请注意每小题的词数要求)。FLongago,aboyheardasadcrywhenhewaswalkingthroughaforest.Followingthesound,hecametoapool.Theboysweptasidethepool'sdirtysurfaceandsawagroupofgreyfishswimmingslowly.Theboytriedtocatchoneofthesefish.Butwhenheputhisarmintothewater,itturnedgrey,andahugesadnessenteredintohim.Asthishappenedhesuddenlyunderstoodhowsadthefishwasfeeling.Hefeltjustliketheearthonhisarm:dirty21,andpolluted.Hequicklypulledhisarmoutofthewater.Butthearmstayedgrey,andtheboycontinuedfeelingunhappy.Hetriedmanywaystocheerhimselfup,butnothingworked.Hefinallyrealizedthatifheweretomaketheearthhappy,happinesswould,inturn,comebacktohim.Fromthenon,hestartedtokeeptheenvironmentfrombeingpolluted.Hewassosuccessfulthathisarmstartedtochangeitscolor.Whenthegreydisappearedcompletely,hestartedfeelinghappyagain,andhedecidedtovisitthepool.Whenhearrivedthere,heheardthefishsinginghappily.73.Whathappenedtotheboywhenheputhisarmintothewater?(不超过10个词)_________________________________________________________________74.Whatdidtheboydotomaketheearthhappy?(不超过10个词)_________________________________________________________________75.Whatdoesthestorymainlytellus?(不超过10个词)_________________________________________________________________第四部分　写(两大题，25分)九、单词拼写(共5小题；每小题1分，满分5分)76.Thisbluecaristooexpensive,soIcan'ta________(买得起)it.77.Let'smeetattheschoolg________(大门)tomorrowmorning,shallwe?78.Asananimallover,Ican'tstandpeoplewhoarec________(残忍的)tothem.79.Readtheinstructions(说明书)ontheseb______(瓶子)carefullybeforetakingthemedicine.80.Nowwehavetothinkofas________(科学的)waytosolvetheproblem.十、书面表达(共1小题；满分20分)保护环境人人有责。为了增强同学们的环保意识，你校环保俱乐部将开展一次以“环境保护”为主题的英语演讲比赛。假如你是参赛者，请你根据下列海报提示，写一篇英语演讲稿参加比赛。词数80～100。21,Dearfriends，Asweallknow,rubbishcausesalotofpollution.____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________That'sall.Thankyou.21,参考答案一、1.W：Whatshouldwedotoprotecttheenvironment?M：Wecancareforwildanimals,plantmoretrees,collectrubbishandsoon.2.M：Theairpollutionismoreandmoreseriousinourcity.W：Yeah.Ithinkitiscausedbycars.Therearemoreandmorecarsontheroad.Weshouldusecarsless.3.W：Look！Thereissomuchlitteraroundourcity.M：Yeah.Thepollutionhascausedlotsofproblems.4.W：Theweatherisbecomingworseandworse.Whatshouldwedotoimproveit?M：Ithinkplantingmoretreesisagoodway.Treesareveryimportant.5.W：TomorrowisCleanUpDay.Willwecleanthebeach?M：No，wewillhelptocleanthepark.二、Text1W：Wheredidyoutakethisphoto?M：ItookitwhenItraveledtoAmericalastyear.Allofmyfamilywenttheretogether.W：Soundsgreat!Oh,what'sthatnexttoyouinthephoto?M：It'sacutecat.Isaveditinaforest.Itslegwashurtthatday.W：Oh,youaresokind!Text2M：Hello,Maria!Howdoyouoftengotoschool?W：Bybike.M：Whynottakeabus?It'smuchfaster.W：Ithinkit'sgoodforourenvironment.Ridingabiketoschoolcansaveenergyandreduceairpollution.M：Howlonghaveyoubeenlikethis?W：Forabouttwomonths.Howdoyougotoschool,Jack?M：Ioftenwalktoschool.Iwanttodomoreexercise.21,三、　　Therewasonceaplanet.Peopletherethrewrubbisheverywheresotheplanetbecamegreyanditwasverydirty.Oneday,alittleboyfoundasmallredflowerbythelake.Theflowerwasalmostdying,sotheboycarefullydugitup.Hewantedtolookforsomeplacetogrowit，buthecouldn'tfindaproperplacebecausetheplanetwasfullofrubbish.Thenhelookedupandnoticedthemoon.Theboythoughttheflowermightlivethere,sohewenttothemoonbyspaceshipandgrewtheflowerthere.Farawayfrompollutionandwiththeboy'scare,theflowergrewverywell.Laterpeopleontheplanetknewaboutitandrealizedtheirmistakes.Sotheybegantotakeactiontoprotecttheirplanet.四、　　Allkindsofpollutiondoharmtopeople'shealth.HerearethreepeopleIinterviewedlastweek.Janehasworkedinaprintingfactoryfortenyears.Everydayshehastoworkinaverynoisyenvironment.Recentlyshehasfoundthereissomethingwrongwithherhearing.Sheisthinkingaboutleavingthefactory.Nick'sjobistobuildmachines.Hesometimeshastoworkinthestronglightforalongtime.Itisespeciallybadforhiseyes.Paulisafarmerinthecountryside.Hesometimesfeelssickwhenworkingalongthepollutedriver.第一部分　听力一、1～5:AACCB　二、6～10:ABACB三、11～15:CABCB四、16.ten　17.hearing　18.machines　19.farmer　20.sick第二部分　语言知识运用五、21～25:CBADB　26～30:CACBC六、A)31～35:DABCA　36～40:DABCDB)41～45:CADBC　46～50:ADBCA七、51～55:EGDCB第三部分　阅读21,八、A)56～58:ADDB)59～60:CD61.A　点拨：主旨大意题。根据“However,intheend,humanrubbishmayonlybringmoreharmtobirds.”及本段内容可知，本段主要讲述了人类垃圾对鸟类的不良影响。故选A。62.AC)63～65:BDC　D)66～69:DBBDE)70.B71.B　点拨：根据“Steelandaluminumcanscanbemelteddownandmadeintonewcans.”可知，金属罐可以在熔化之后被制作成新的金属罐，然后再次被使用，故选B。72.D　点拨：主旨大意题。根据第一段中的“Yeteverydaywemakemoreandmorerubbish.Whatcanwedo？Wecanrecyclesomeofourrubbish.(而我们每天都会制造越来越多的垃圾。我们该怎么办？我们能够回收利用其中一些垃圾。)”可知，这篇文章是在呼吁大家积极参与回收利用垃圾这项工作，故选D。F)73.Hisarmturnedgreyandhebecameverysad.74.Hekepttheenvironmentfrombeingpolluted.75.Weshouldprotecttheearth.第四部分　写九、76.afford　77.gate　78.cruel　79.bottles80.scientific十、Onepossibleversion：Dearfriends，Asweallknow,rubbishcausesalotofpollution.Itmaypollutetheair,thewaterandtheland.It'simportanttodealwithrubbishproperly.Asstudents,whatshouldwedotostoprubbishfrompollutingtheenvironment?First,don'tlittereverywhere.Second,learntosortrubbish.Weshoulddevelopthehabitofsortingtherubbishsothatwastepaperandglassbottlescanberecycled.Third,shareouroldbooksandclotheswithothersinsteadofthrowingthemaway.Fourth,21,dealwithewastesuchasmobilephonesorcomputerscarefully.Smallthingscanmakeabigdifferencetoourenvironment.Everyoneshouldplayapartinprotectingtheearth.Let'stakeactionnow!That'sall.Thankyou.21