2025-2026年天津市人教版八年级英语上册第6单元课后练习题

2025-2026年天津市人教版八年级英语上册第6单元课后练习题一、单选题（总共10题，每题2分，共20分）1.根据第6单元课文内容，Whatdoesthepassagemainlytalkabout?A.Theimportanceofprotectingendangeredanimals.B.Howpeoplecanreducepollutionincities.C.Thebenefitsofusingpublictransportation.D.Thereasonswhysomeanimalsareindanger.解析：本题考查单元主题。第6单元课文主要围绕“环境保护”展开，重点讨论了城市污染问题及解决方案。选项A涉及动物保护，但非核心主题；选项C是解决方案之一，但非全文主旨；选项D是部分内容，但未涵盖城市污染的讨论。正确答案为B，符合单元核心内容。2.Inthepassage,"sustainabledevelopment"isclosesttothemeaningof:A.Fasteconomicgrowth.B.Protectingtheenvironmentwhileimprovinglife.C.Buildingmorefactories.D.Reducingalltypesofpollution.解析：根据单元词汇部分，“sustainabledevelopment”意为“可持续发展”，即平衡经济发展与环境保护。选项A和C强调经济优先，与概念不符；选项D过于绝对，原文未提全面减少污染。正确答案B准确概括了该概念的核心。3.Accordingtothetext,whichofthefollowingisNOTasolutiontoreduceairpollution?A.Usingelectriccarsinsteadofgasolinecars.B.Plantingmoretreesincities.C.Encouragingpeopletousepublictransport.D.Buildingmorecoal-firedpowerplants.解析：单元课文明确反对高污染能源，而煤电是典型污染源。选项A、B、C均为环保措施，唯有D与环保背道而驰。正确答案为D。4.Thesentence"Ifeveryonedoesalittle,wecanmakeabigdifference"suggests:A.Individualactionsareuseless.B.Smalleffortshavenoimpact.C.Collectiveresponsibilityisimportant.D.Onlygovernmentscansolveproblems.解析：该句强调个人责任对环境改善的作用，体现单元“人人参与环保”的主题。选项A、B与文意相反；选项D忽略公民作用。正确答案C符合单元价值观。5.Whatisthebesttitleforthepassage?A.CityLifeandProblems.B.ProtectingOurPlanet.C.NewTechnologiesforEnvironment.D.WhyAnimalsAreEndangered.解析：全文围绕城市污染及解决方案展开，选项B“保护地球”最全面。选项A、C、D仅涉及部分内容。正确答案为B。6.Theword"endangered"inthepassagemeans:A.Expensive.B.Indangerofdisappearing.C.Veryrare.D.Popularamongpeople.解析：单元课文提及“endangeredspecies”，指濒危物种。选项B“濒危”最贴切，A、C、D均与词义无关。正确答案为B。7.Accordingtothepassage,whichisadirectcauseofwaterpollution?A.Recyclingwastepaper.B.Factoriesreleasingchemicals.C.Peoplesavingwater.D.Usingsolarenergy.解析：课文提到工业废水污染，选项B符合。选项A、C、D均为环保行为。正确答案为B。8.Thepassagesuggeststhatstudentscanhelptheenvironmentby:A.WatchingTVallday.B.Reducingplasticuse.C.Eatingmoremeat.D.Leavinglightsonatnight.解析：单元强调减少塑料、节约资源。选项B符合；A、C、D均浪费资源或加剧污染。正确答案为B。9.Whatistheauthor'sattitudetowardenvironmentalprotection?A.Negative.B.Indifferent.C.Supportive.D.Uncertain.解析：全文通过解决方案和呼吁展现积极态度。选项C“支持”最符合。正确答案为C。10.Thephrase"takeactionnow"implies:A.Waituntiltheproblemisworse.B.Startsolvingproblemsimmediately.C.Onlygovernmentsshouldact.D.It'stoolatetochangeanything.解析：单元强调行动紧迫性。选项B“立即行动”最贴切。正确答案为B。二、填空题（总共10题，每题2分，共20分）1.Thepassagementionsthatusingpublictransportationcan____________airpollution.参考答案：reduce解析：课文明确指出公共交通可减少空气污染，填“reduce”。2.Toprotectendangeredanimals,weshould____________themfromtheirnaturalhabitats.参考答案：keepawayfrom解析：单元提到保护动物需远离栖息地破坏，填“keepawayfrom”。3.Sustainabledevelopmentmeansbalancingeconomicgrowthwith____________.参考答案：environmentalprotection解析：单元核心概念为“可持续发展”，即平衡经济与环保，填“environmentalprotection”。4.Thesentence"Everysmallstepcounts"means____________canmakeabigchange.参考答案：Everyone'ssmallactions解析：该句强调个人微小的环保行为的重要性，填“Everyone'ssmallactions”。5.Toreducewaterpollution,factoriesshould____________wastewaterbeforereleasingit.参考答案：treat解析：课文建议处理工业废水，填“treat”。6.Thepassagesuggeststhatplantingtreescan____________airpollution.参考答案：reduce解析：单元提到树木可吸收污染物，填“reduce”。7.Ifwewanttoliveinacleancity,weneedto____________more.参考答案：recycle解析：课文提倡垃圾分类回收，填“recycle”。8.Theword"solutions"inthepassagerefersto____________toenvironmentalproblems.参考答案：waysofsolving解析：单元讨论解决污染的方法，填“waysofsolving”。9.ToprotecttheEarth,weshould____________usingdisposableplastics.参考答案：reduce解析：课文建议减少一次性塑料，填“reduce”。10.Thepassageimpliesthat____________canhelpimprovetheenvironment.参考答案：everyone解析：单元强调全民参与，填“everyone”。三、判断题（总共10题，每题2分，共20分）1.Thepassagemainlydiscussesthebenefitsofusingcoal-poweredcars.(×)解析：课文反对煤电，选项与事实相反。2.Accordingtothepassage,governmentsalonecansolveenvironmentalproblems.(×)解析：单元强调个人责任，选项与文意矛盾。3.Plantingtreesisaneffectivewaytoreduceairpollution.(√)解析：课文支持树木净化空气的观点。4.Theword"sustainable"meanslastingforalongtime.(√)解析：单元解释“sustainable”为可持续性。5.ThepassagesuggeststhatwatchingTVisagoodwaytohelptheenvironment.(×)解析：课文未提看电视与环保的关系，选项无依据。6.Endangeredspeciesareindangerofdisappearingforever.(√)解析：单元定义“endangered”为濒危灭绝。7.Usingsolarenergyisasolutiontoreducepollution.(√)解析：课文提及太阳能是清洁能源。8.Theauthorbelievesindividualactionsareuseless.(×)解析：单元强调个人努力的重要性。9.Thepassagesuggeststhateatingmeatisharmfultotheenvironment.(√)解析：单元未直接说明，但畜牧业污染是隐含主题。10.Thephrase"takeactionnow"meanswaitingforthefuture.(×)解析：该短语强调立即行动，选项与文意相反。四、简答题（总共4题，每题4分，共16分）1.Whatarethreeproblemscausedbyairpollutionincities?参考答案：-Respiratorydiseases(e.g.,asthma).-Acidraindamagingbuildings.-Climatechange.解析：根据单元内容，空气污染导致健康、环境问题，需列举具体例子。2.Howcanstudentshelpreduceplasticwaste?参考答案：-Bringreusablebagstoschool.-Avoiddisposablecutlery.-Participateinrecyclingprograms.解析：单元提倡减少塑料，需结合学生日常行为。3.Whatdoes"sustainabledevelopment"meaninthepassage?参考答案：Itmeansmeetingcurrentneedswithoutharmingfuturegenerations.Forexample,usingrenewableenergyinsteadoffossilfuels.解析：需解释概念并举例，体现单元核心思想。4.Whyisprotectingendangeredanimalsimportant?参考答案：-Biodiversitylossaffectsecosystems.-Someanimalshavemedicinalvalue.-Theyarepartofourplanet'sheritage.解析：需从生态、经济、文化角度回答。五、应用题（总共4题，每题6分，共24分）1.Supposeyourschoolwantstoreducewaste.Writeashortproposal(50words)suggestingthreeactions.参考答案：Dearteachers,Toreducewaste,weshould:2.Startarecyclingprogram.3.Usereusablecupsinsteadofdisposableones.4.Promotea"noplastic"day.Thesesmallstepscanmakeabigdifference!解析：需提出具体、可行的环保措施，语言简洁。5.Readthesentence:"Ifeveryonedoesalittle,wecanmakeabigdifference."Explainitsmeaning(60words).参考答案：Thismeansindividualactionsmatter.Forexample,savingwaterorplantingtreeshelpstheenvironment.Ifmanypeoplejoin,theimpactgrows.Itencouragesresponsibilityandteamwork.解析：需解释句子含义并联系实际，体现单元价值观。6.Imagineyouseeafriendthrowingplasticbottlesonthestreet.Whatwillyousay?Writeadialogue(60words).参考答案：Friend:"Hey,whyareyouthrowingthat?"Me:"It'sbadfortheenvironment.Let'stakeittotherecyclingbin."Friend:"Okay,I'llchange."解析：需设计合理对话，体现环保意识。7.Designaposter(textonly)toencouragepeopletousepublictransport(50words).参考答案：[Title:ChoosePublicTransport]-Savesmoney.-Reducespollution.