Unit2单元测试

单元测试(满分120分，时间100分钟) 题 快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题 号第一部分第二部分第三部分总分ⅠⅡⅢⅣⅤⅠⅡⅢⅣⅠⅡⅢ得分第一部分听力（25分）Ⅰ.听句子，选择正确图片。每个句子读一遍。（5分）1._____2._____3._____4._____5._____Ⅱ.听句子，选择正确答语。每个句子读一遍。（5分）()6.A.SinceIwasborn.B.Fourtimes.C.Intwoweeks.()7.A.He’sgonehome.B.Hewillgotohishometown.C.He’sonthewayhome.()8.A.They’llreturnnextmonth.B.They’llvisittheirparents.C.They’redoingsomeshopping.()9.A.No,Ididn’t.B.Yes,Iwenttherelastmonth.C.Yes,Iwill.()10.A.It’sveryinteresting.B.Yes,Ido.C.It’sabigcity.Ⅲ.听对话，选择正确 答案 八年级地理上册填图题岩土工程勘察试题省略号的作用及举例应急救援安全知识车间5s试题及答案 。每段对话读两遍。（5分）听第一段对话，回答第11-12小题。()11.Howlonghasthemantaughtattheschool?A.Fortenyears.B.Since1990.C.Sincefiveyearsago.()12.Howlonghasthemanworkedthere?A.Foraboutsevenyears.B.Sincethefactoryopened.C.Since20yearsago.听第二段对话，回答第13-15小题。()13.WherehasJackbeen?A.Toacarfactory.B.Toapark.C.Toafarm.()14.Whyhasthelakebecomedirty?A.Becausetherewasnoonetoprotectit.B.Becausethereweretoomanydeadfish.C.Becausethevisitorsthrewrubbishintothelake.()15.WhatdidJacktaketotheleaderofthepark?A.Somenews.B.Abottleofwaterandsomedeadfish.C.Areport.Ⅳ.听短文，选择正确答案。短文读两遍。（5分）()16.Thereareabout_____publicbeachesinHongKong.A.fourB.fourteenC.forty()17.Youcangetto_____ofthebeachesbybus.A.someB.allC.most()18.Thereare_____onmanyofthebeaches.A.shopsandchangingroomsB.kitchensandtoiletsC.classroomsandchangingrooms()19.Youcanswim_____.A.rightafteramealB.aloneC.withsomeofyourfriends()20.Youmustremember:Never_____.A.swimwhenyouarehungryB.getoutoftheboatifyoucanswimC.havearestwhenyouswimⅤ.听短文，填空。短文读三遍。（5分）Therearealotoftreesaroundus.Treesare21inthreeveryimportantways.Thefirstimportantwayisthatthey22humanwithfood.23trees,manyanimalscouldnotliveontheearth,andit’snoteasyforhuman24,either.Thesecondimportantwayisthattreesgiveusshade.Thethirdimportantwayisthattrees25droughtsandfloods.21.________22.________23.________24.________25.________第二部分基础知识运用（65分）Ⅰ.单项选择。（15分）()1.Hesaidthathe_____toCanadaafewyearsago.A.hadbeentoB.havebeentoC.wentD.go()2.—Can’tyoustopmakingsomuchnoise?Ireallycan’t_____it.—I’mterriblysorryforgivingyousomuchtrouble.A.keepB.standC.hearD.make()3.Treescanstopthesand_____towardstherichfarmlandinthesouth.A.movingB.tomoveC.frommovingD.moves()4.Don’tgiveup_____youwillneversucceed.A.andB.butC.whileD.or()5.Therearefivepeopleintheroom,butIknow_____.A.bothofthemB.noneofthemC.allofthemD.neitherofthem()6.—Howlonghaveyoulivedinthistown?—_____2001.A.SinceB.InC.ToD.Until()7.Whatcanwestudentsdo_____theenvironment?A.toprotectB.protectedC.protectingD.protects()8.—Doyouknowhim?—I’msureI’veseenhim_____,butIcan’tremembertherightplace.A.anywhereB.nowhereC.everywhereD.somewhere()9.It’sagoodsong,_____thelyrics（歌词）arenotgoodenough.A.whichB.althoughC.andD.so()10.Shefinishedthework_____assoonaspossible.She’sveryhappynow.A.succeedB.successfullyC.successD.successful()11.Therewasarainstormyesterday.Theflood_____theoldbridgeoverthesmallriver.A.washedawayB.wentawayC.blewawayD.putaway()12.Imetmyteacher_____Iwaswalkinginthestreet,butIdidn’tsayhellotohim.A.beforeB.afterC.untilD.while()13.Hisclosefriend_____fortwoyears.A.diedB.hasdiedC.hasbeendeadD.hasbeendied()14.Thebookcostso_____thatshedidn’tbuyit.A.manyB.muchC.bigD.expensive()15.Shepreferstooffermoremoneyforabetterdress_____paylessforthisone.A.ratherthanB.insteadofC.nottoD.ratherⅡ.情景交际。（10分）(A)选择句子，补全对话，其中有两项是多余的。A:Wehavetomeettheothersat7:30atthebotanicalgarden(植物园),don’twe?B:16A:Doyouknowhowtogetthere?B:17Itwilltakeusaboutthreehourstogettherebytrain.A:18B:It’sanareathatlotsofdifferentplantsareprotected.A:19B:I’mnotreallysure.IknowtherearemanydifferentkindsoftreesandflowersandI’mgoingtotakemycamerawithme.A:That’sagoodidea.Whatclothesareyougoingtowear?B:Well,ifit’swet,Iwillwearmystrongshoesandtakeanumbrellawithme.A:20Ithinkwewillenjoyourselves.A:SowillI.B:Whatkindofplantscanweseethere?C:NeitherwillI.D:Yes,I’vegotamap.E:Whatdoyouknowaboutthegarden?F:Yes,that’sright.G:Whydoyouknowit?16.________17.________18.________19.________20.________(B)在横线上填入适当的句子，补全对话。A:HaveyouseenJimthesedays?B:No,he’sgonetoJapantoseehisgrandfather.A:21.____________________________B:Yes,helivedtherebeforehecamehere.A:22.____________________________B:Aboutonemonth.A:23.____________________________B:Yes,I’vejustreceivedaletterfromhim.A:24.____________________________B:Hesaidhehadaverygoodtimethereandhealsowantedmetogivehisbestwishestoyou.A:25.____________________________Ⅲ.完形填空。（10分）Whenpeopletalkaboutairpollution,theyareusuallythinkingaboutoutdoorair26.Butdoyouknowthatthereisalsoairpollutioninsidehomes,offices,hotelsandotherbuildings?Theairinyourhomecanbe2to100timesmorepollutedthantheairoutdoors!Infact,someAmericandoctorssaythat50%ofillnesseshave27todowithpollutedindoorair.Alotofpollutioncomesfromindooractivities28smokingandcooking.Asmostpeople29about80%-90%oftheirtimeinsidebuildings,itisimportanttotakeindoorairpollutionseriously,too.Airpollutioninfluencesourhealth30.Whentheairispolluted,notonlyyoungchildrenandoldpeople31fromit,32peoplewithhealthproblemssufferaswell.Indoorairpollutioncan33people’seyes,nosesandthroats.Airpollution,bothindoorandoutdoor,canalso34tolungcancerandheartdisease!InthegreatLondonfogin1952,4,000peoplediedinafewdays35thepollution!ItissaidthathalfamillionyoungchildrenandwomendieeachyearinIndiabecauseofindoorairpollution!()26.A.pollutionB.polluteC.pollutingD.polluted()27.A.nothingB.everythingC.somethingD.anything()28.A.aswellasB.suchasC.insteadofD.soas()29.A.takeB.costC.spendD.give()30.A.inmanywaysB.inmanythingsC.inmanyhousesD.inmanyyears()31.A.endureB.bearC.standD.suffer()32.A.andB.butC.orD.while()33.A.hitB.hurtC.polluteD.beat()34.A.causeB.getC.giveD.lead()35.A.becauseofB.thankstoC.relatedtoD.becauseⅣ.阅读理解。（30分）（A、B两篇每小题1分，C、D两篇每小题2分）(A)TheladiesclubalwayshadameetingeveryFridayafternoonandsomeonecametotalktothemaboutsomeimportantthings.Afterthat,theyhadteaandaskedquestions.OneFriday,amancameandtalkedintheclubaboutthefoodproblem.“Thereisnotenoughfoodintheworldforeverybody,”hesaid,“morethanhalfofthepeopleintheworldarehungry,andwhenthesepeoplegetmorefood,theyhavemorebabies,asaresulttheyneverstopbeinghungry.Somewhereintheworld,awomanishavingababyeveryminute,dayandnight.Whatarewegoingtodoaboutit?”Hewaitedforafewseconds.Thenoneoftheladiessaid,“Whydon’twefindthatwomanandstopher?”根据短文内容，回答下列问题，每空一词。36.Whatdidpeopleoftendointheladiesclub?Theyoften_____ameeting,talked,hadteaand_____questions.37.WhatdidthemancometotalkaboutoneFriday?Hecametotalkaboutthe__________.38.Whatdidthemanthinkaboutthefoodproblem?Somepeopleneverstop__________.39.Whatisthewoman’sanswertotheman’squestion?Shesaidtheyshould_____thatwomanand_____her_____havingbabies.40.Doyouthinkthewoman’sanswerishelpful?_____,it_____.(B)Whatdopeopledowiththeirold,outofdatebutstillusefulcomputers?Mostpeopledon’tknowhowtodealwiththem.Manyoldcomputersareputaway.Manymorearesimplythrownawayasrubbish.Finally,somecompaniesarethinkingofwaystobringdownthenumberofoldcomputers.SonyhasagreedtohelprecycleoldSonyproducts(产品).Dell,HewlettPackardandothercompaniesnowalsotakebacksomeoldcomputersoftheirownbrands.Insomecountries,lawshavebeenpassed,too.Computercompanieshavetopayforcollectingandrecyclingtheirusedproducts.And70%ofcomputerwastemustberecycled.Theideabehindthelawsisthatcomputercompaniesthemselvesshouldpayforthecost.Thatwillencouragethemtomakecomputerswhichareeasierandcheapertorepairandupgrade(升级).Yetmanypeoplearethrowingawaygoodcomputers,whileotherscannotaffordthematall.Hundredsoforganizationsareworkingonthisproblem.Theycollectandrepairoldcomputers.Somealsoteachothershowtorepaircomputers.Theserepairedcomputersthengotoschools,charities(慈善团体)orpeoplewhoneedthem.Givingausedcomputertooneoftheseorganizationscanturnoneperson’srubbishintosomeoneelse’susefulthingsandcutdownwaste,too.根据短文内容，选择正确答案。()41.Whatdomanypeopledowitholdcomputers?A.Theyrepairthem.B.Theysellthem.C.Theysendthemtoothers.D.Theystopusingthem.()42.Howmanycomputercompaniesarementionedinthesecondparagraph？A.One.B.Two.C.Three.D.Four.()43.Accordingtothelawsinsomecountries,computercompaniesmust_____.A.recyclemostoftheirproductsB.collectalltheirusedproductsC.repairandupgradeoldcomputersD.makemorecheapercomputers()44.Whatdotheorganizationsdotosolvetheproblemofoldcomputers?A.Helpthecomputercompaniestocollectthem.B.Repairandsendthemtothosewhoneedthem.C.Helppeopletolearntousethem.D.Turnrubbishintousefulthings.()45.Whatisthemainideaofthispassage?A.Repairingoldcomputers.B.Encouragingtomakecheapcomputers.C.Recyclingoldcomputers.D.Helpingthosewhoneedcomputers.(C)Haveyoueverseenthenewwayofgettingfreshwater?Hereisanexample.First,peoplemakesomelongpondswhichareabouthalfameterdeep.Thentheyputacoverovereachpond.Thecoverismadeofglassthatyoucanseethrough.46._____47._____48._____49._____50._____Peoplethencollectthesebigdropsthroughaspecialconduit(管道).Thenthepondsarereadyforthenextday’swork.Asweknow,thecoversandotherpartsofthepondscostverylittle.Seawaterandthesuncostnothing.Sothisnewwayofgettingfreshwaterseemswonderful.将下列句子按正确的顺序排列，使文章意思连贯通顺。A.Ontheinsideofeachcover,thelittledropsofmist(薄雾)runtogethertomakebigdrops.B.Thenextday,thehotsunshinesthroughthecovers.C.Asitgoesup,thevapor(水蒸气)becomesmist.D.Thesunlightturnsthewaterintovaporthatgoesupfromtheponds.E.Atnight,seawateristakenintotheponds.(D)Onverycoldwinterdays,agroupofJapanesechildrentraveledalongwayandarrivedatasmallislandwherenobodylived.Aftersettingupacamp,theycaughtfishinthesea,andwalkedonthesnowtofindfirewood,wildfruitandfreshwater.Thentheymadeafiretodosomecooking.TheywerenothomelesschildrenormodernRobinson(鲁滨逊).Theywereallpupilsfromaprimaryschoolandcampersofspecial“hardship（苦难）camp”.EveryyearprimaryandmiddleschoolsinJapanorganizesuchcampstotrainthechildren’sspiritofbearinghardships.Suchplaceslikethickforestsandfar-off（遥远的）mountainsareoftenchosenascampplaces.TheJapaneseeducationcircles(教育界)usuallythinkitnecessarytogivechildrenchancesofsuffering（经历）hardships.ChildreninJapannowmayhardlyfindtimesofhardships,becauseoftherapidgrowthofnationaleconomy（经济）andimprovementinpeople’slivingconditions.Theexperts（专家）thinkthatsuchhardshipcampscanhelpchildrenlearntoliveanddevelopinthestruggleagainstnature.It’ssaidthatsuchhardshipcampsarewarmlyacceptedbybothJapaneseschoolchildrenandtheirparents.根据短文内容，回答下列问题。51.WhydoprimaryandmiddleschoolsinJapanorganizethecamps?_______________________________________________________52.Whichplacesdotheyoftenchooseascampplaces?_______________________________________________________53.Arethereanyteacherswhocanhelpthechildrentocookinthecamp?_______________________________________________________54.WhydothechildreninJapanhardlyfindtimesofhardships?_______________________________________________________55.What’stheexperts’opinion(观点)ontheidea?_______________________________________________________第三部分写作（30分）Ⅰ. 词汇 英语3500词汇语境记忆pets3考试词汇二年级反义词和近义词初中词汇词汇大全考研英语二高频词汇表 。（10分）(A)根据句意及首字母提示补全单词。1.Mr.Smithcano_____hisguestssomecoffeeorteawhentheycometohishome.2.Today,everyoneo_____tobeagreenerperson.3.Ifeltasharppaininmyc_____.4.Heisthes_____ofpersonwhoonlycaresaboutmoney.5.Wemustrememberthatn_____ofusisinfallible(永无过失的).Weallmakemistakes.(B)根据句意，用所给单词的适当形式填空。develop,produce,die,spit,pollute6.Canyouseethesign“No________”overthere?7.Air________isthemostseriousproblematthemoment.8.Asweknow,Chinaisstilla________countryintheworld.9.Janefeltfrightened(害怕)assoonasshesawthe________snake.10.DoyouknowAmericaisoneoftheworld’slargest________ofoil?Ⅱ.英汉互译。（5分）11.我想阻止她抓那个球，但是她没有听到。Iwantto_____her__________theball,butshedidn’thearme.12.打电脑游戏不但耗费时间，而且有害健康。Playingcomputergamesnotonlytakesmuchtimebutalsois_______________.13.我想要茶而不是咖啡。Iwouldliketea__________coffee.14.我叔叔离开家乡已有好几年了。Myuncle____________________hishometownforquiteafewyears.15.你知道印度人口比美国的还多吗？DoyouknowthatthepopulationofIndiais_____than_____ofAmerica?Ⅲ.书面表达。（15分）(A)加拿大著名专家(expert)JimGreenlaw将于本周日来我校作演讲，演讲主题是SavingOurEarth，假如你是校学生会主席，请写则通知，告诉全校同学。时间:上午9:00地点:学校礼堂要求:带好笔记本并做好笔记；保持会场安静，不要乱扔垃圾。（5分）(B)根据下面表格的提示，写一篇80词左右的短文。（10分）人类的不明智之举1.乱伐树林2.乱扔垃圾3.不加处理排放废物导致的问题1.土地沙化2.河水变脏3.空气质量差4.全球气温升高建议至少两条合理化建议听力材料单元测试Ⅰ.听句子，选择正确图片。每个句子读一遍。1.Wow!I’veneverseensuchabeautifulviewbefore.2.Kangkang,you’dbetterwearyouroldclothestomorrow,becausewearegoingtoplanttreesinthepark.3.MostChinesefamiliesfollowtheone-childpolicy.4.Therearemanypowerstationsintheworldthatproduceelectricitybywind.5.MoreandmoreChineseteenagershavetheirownbicycles.Ⅱ.听句子，选择正确答语。每个句子读一遍。6.Howlonghaveyoulivedinthiscity?7.WherehasMr.Ligone?8.Whenaretheygoingtoreturn?9.HaveyoueverbeentoEngland?10.DoyouliketoliveinHongKong?Ⅲ.听对话，选择正确答案。每段对话读两遍。听第一段对话，回答第11-12小题。W:Areyouteachinginthisschoolnow?M1:Yes.Ibegantoteachherein1990.W:Thisfactoryhasbeenopenforseveralyears.Howlonghaveyoubeenatthefactory?M2:Sincesevenyearsago.听第二段对话，回答第13-15小题。W:Wherehaveyoubeen,Jack?M:I’vebeentoapark.W:Whatdidyoudothere?M:Ifoundthatthevisitorsthrowrubbishintothelakenearby.Thelakehasbecomeverydirty.Lotsoffishhavedied.W:That’sterrible!Whatdidyoudothen?M:Itookabottleofwaterandsomedeadfishtotheleaderofthepark.W:Whatdidhesay?M:Hesaidthattheywoulddosomethingtosolvetheproblem.Ⅳ.听短文，选择正确答案。短文读两遍。HongKonghasaboutfortypublicbeaches.Someofthebeachesareamongthebestintheworld.Peoplecangothereforaswim.Youcangotomostofthembybus.Togotosomebeaches,youhavetotakeaboat.Therearetoilets,changingroomsandplacestobuyfoodanddrinksonmostofthebeaches.Youwillswimtheresafelyifyouremembertheseinstructions:(1)Neverswimalone.(2)Neverswimrightafteramealorwhenyoufeelhungryortired.(3)Donotstayinthewatertoolong.(4)Nevergetoutoftheboatifyoucannotswim.Ⅴ.听短文，填空。短文读三遍。Therearealotoftreesaroundus.Treesareusefulinthreeveryimportantways.Thefirstimportantwayisthattheyprovidehumanswithfood.Withouttrees,manyanimalscouldnotliveontheearth,andit’snoteasyforhumanstolive,either.Thesecondimportantwayisthattreesgiveusshade.Thethirdimportantwayisthattreeshelptostopdroughtsandfloods.参考答案及解析单元测试第一部分听力Ⅰ.1.D2.E3.B4.C5.AⅡ.6.A7.A8.A9.B10.BⅢ.11.B12.A13.B14.C15.BⅣ.16.C17.C18.A19.C20.AⅤ.21.useful22.provide23.Without24.tolive25.helptostop第二部分基础知识运用Ⅰ.1.A本题考查主从句时态问题。主句用过去时，从句也用相应的过去时态。由于他几年前去过加拿大，所以从句要用完成时态。故选A。2.Bkeep保存，保持；stand忍受；hear听说；make使役动词，根据题意选择B项。3.C本题考查stopsb./sth.fromdoingsth.表示“阻止某人/某物做某事”。4.Dor表示否则，只有它符合句意。5.B本题考查noneof表示“一个也没有”；bothof表示“两者都”；all表示“全都”；neitherof表示“两者都不”。根据题意选择B项。6.A在现在完成时中表示一段时间往往用for和since短语，但for+一段时间，而since+过去时间（时间点）。故选A项。7.A动词不定式做目的状语。8.Danywhere任何地方，随便哪里；nowhere无处，任何地方都不；everywhere各地，到处；somewhere某地，在某地。根据题意选择D项。9.B这是一个although（尽管）引导的让步状语从句，全句意为“尽管这首歌的歌词不是很好，但它仍是一首好歌”，此处注意although不可和but连用，故选B。10.B修饰动词应使用副词，故选B。11.A本题考查washaway冲走;goaway离开，走开;blowaway吹走;putaway拿开。由于句意rainstorm是“暴雨”，故选A。12.Dwhile强调“我在街上走的时候”发生的另一个动作。13.Cdie是短暂性动词不能与表示一段时间的短语fortwoyears连用，故用bedead表状态来代替。14.B书太贵了她没有买，此处用much而不是expensive,如果用expensive原句应为Thebookwassoexpensivethatshedidn’tbuyit.15.A本题考查prefertodosth.…ratherthandosth.与其做……倒不如做……。Ⅱ.（A）16.F17.D18.E19.B20.A（B）21.Hasheeverbeentherebefore?22.Howlongwillhebethere?23.Haveyouheardfromhim?24.Whatdidhesay?25.Itisveryniceofhim.Ⅲ.26.A句意为:他们只关心户外的空气污染。故选A。27.C句意为:美国的医生说50%的疾病来自我们室内的空气污染。故选C。28.B句意为:很多污染来自户内的活动。例如抽烟和做饭。A.也；B.例如；C.代替。故选B。29.C句意为:因为大多数人在室内的时间是他们时间的80%~90%。A项常用于形式主语；B项是某物花费、价值多少。故选C。30.A句意为:空气污染在许多方面影响我们的健康。在许多方面用inmanyways表示。故选A。31.Dsufferfrom意为“遭受”。故选D。32.B考查转折连词。题意为：空气被污染了后，不仅仅是孩子和老人遭受伤害，有健康问题的人也受影响。故选B。33.B题意为:户内的空气污染，能伤害人的眼睛、鼻子和喉咙。A.打击；B.伤害；C.污染；D.敲打。故选B。34.Dleadto意为“引起”。故选D。35.A题意为:在1952年的伦敦大雾中,4,000人在几天后死于污染。becauseof后接名词、代词和动名词。故选A。Ⅳ.（A）36.had,asked37.foodproblem38.beinghungry39.find,stop,from40.No,isn’t（B）41.D根据第一段得知D项符合题意。42.C它们是Sony,Dell和HewlettPackard三家电脑公司。43.A根据Computercompanieshavetopayforcollectingandrecyclingtheirusedproducts.得知。电脑公司必须回收他们的旧产品。44.B根据第四段可知，Theycollectandrepairoldcomputers.Somealsoteachothershowtorepaircomputers.Thecomputersthengotoschools,charitiesandpeoplewhoneedthem.45.C阅读文章，可知道本文主要讲述电脑厂家回收它们产品的事。各选项中只有C项提到recycling。（C）46.E47.B48.D49.C50.A（D）文章大意:本文讲述的是日本的中、小学组织学生们参加的名为“苦难营”活动的故事。该活动主要使学生经历生活中的苦难，磨炼他们的意志，学会在现代生活中的生存之道。51.Theyorganizethecampstotrainthechildren’sspiritofbearinghardships./Inordertotrainthechildren’sspiritofbearinghardships.通过阅读第二段可直接找到该问题的答案。52.Theyoftenchoosethickforestsandfar-offmountains.在第二段的结尾部分可直接找到该问题的答案。53.No,therearen’t.从阅读第一段可知孩子们经过长途跋涉到达荒无人烟的小岛。安营后，他们要去海里捕鱼、行走在雪中拾柴火，找野果和淡水、生火做饭都是他们亲自来做的。54.That’sbecauseoftherapidgrowthofnationaleconomyandimprovementinthepeople’slivingconditions.由于国民经济的快速增长和人民生活水平的提高，日本的孩子们都很难感受到什么是艰苦时光了。55.Theythinkthatsuchhardshipcampscanhelpchildrenlearntoliveanddevelopinthestruggleagainstnature.阅读第三段结尾部分可得知此答案。第三部分写作Ⅰ.（A）1.offer2.ought3.chest4.sort5.none（B）6.spitting7.pollution8.developing9.dead/dying10.producersⅡ.11.stop/keep/prevent,fromcatching12.harmfulto/badforhealth13.insteadof/ratherthan14.hasbeenawayfrom15.larger,thatⅢ.参考 范文 销售月计划范文二年级看图写话和范文歌颂党的朗诵稿语文万能作文党代会闭幕式讲话 :（A）Boysandgirls，AnexpertcalledJimGreenlawfromCanadawillcometoourschoolthisSunday.Hewillgiveareporton“SavingOurEarth”.Thereportwillstart/begininourschoolhallat9:00inthemorning.Remembertobringyournotebooks.Pleasekeepquietanddon’tthrowrubbishabout.That’sall.Thankyou.（B）Astimegoesby,manismakingtheearthsick.Peoplecutdowntoomanytreesandthrowrubbishawayhereandthere.Manyfactoriespourwastewaterintoriversandlakes.Asaresult,alotofrichlandhaschangedintodesert,leavingonlysand.Manyriversandlakesaredeadnow.Theairisbecomingdirtieranddirtier.Thetemperatureontheearthbecomeshigherandhigher.Manypeoplenowareinbadhealth.Ithinkeveryoneissupposedtoreducethewaste.Recyclingcannotonlyprotecttheenvironmentbutalsosavemoney.We’dbetternotbuybottlesorboxeswhichpeoplecanuseonlyonce.Ifwearegreenerpeople,ourworldwillbecomemoreandmorebeautiful.