2026年部编版初中八年级英语第5单元课后练习题及答案

2026年部编版初中八年级英语第5单元课后练习题及答案第1页共1页2026年部编版初中八年级英语第5单元课后练习题及答案一、单项选择题（共10小题，每题2分）（每小题只有一个选项符合题意，请把正确选项的字母填在题后括号内）1.Whatshouldwedotoprotecttheenvironment?A.ThrowtrasheverywhereB.RecyclepaperandplasticC.UsedisposablechopsticksD.Drivecarseveryday参考答案：B2.Howoftendoyouexerciseeveryweek?A.NeverB.OnceamonthC.TwiceaweekD.Everyday参考答案：C3.WhatisthebestwaytolearnEnglish?A.OnlylistentoEnglishsongsB.OnlyreadEnglishbooksC.PracticespeakingeverydayD.NeverstudyEnglish参考答案：C4.Whichofthefollowingisahealthyhabit?A.EatingjunkfoodB.DrinkingsodaC.GettingenoughsleepD.Stayinguplate参考答案：C5.Whatdoyouthinkaboutprotectinganimals?A.It'snotimportantB.It'simportantbutwecan'tdoanythingC.It'sourresponsibilitytoprotectthemD.Onlyrichpeopleshouldcareaboutanimals参考答案：C6.Howcanwesavewaterathome?A.TakelongshowersB.LetthetaprunwhilebrushingteethC.FixleakingfaucetsD.Usemorethannecessary参考答案：C7.Whatisthemainideaofthispassage?A.PeopleshouldnotexerciseB.ExerciseisimportantforhealthC.EatingjunkfoodisgoodforyouD.Sleepisnotnecessary参考答案：B8.Whichofthefollowingisagoodwaytoreducestress?A.WatchTValldayB.PlayvideogamesC.ExerciseandtalktofriendsD.Avoidpeople参考答案：C9.Whatdoyouthinkaboutusingpublictransportation?A.It'salwayscrowdedB.It'sbetterthandrivingacarC.It'stooexpensiveD.It'snotconvenient参考答案：B10.Howcanwehelpourcommunity?A.Ignoreothers'problemsB.VolunteeratalocalcharityC.SpendalldayplayinggamesD.Complainabouteverything参考答案：B二、填空题（共10小题，每题2分）（请把正确答案直接填写在题中横线上，填写不完整的不得分）1.Whatdoyouusuallydoafterschool?参考答案：dohomework/playsports/readbooks/helpparents2.Howoftendoyouplaybasketball?参考答案：onceaweek/twiceaweek/threetimesaweek3.Whattimedoyouhavelunch?参考答案：12:00/12:30/1:004.Canyouplaythepiano?参考答案：Yes,Ican/No,Ican't5.Whatisyourfavoritesubject?参考答案：English/Math/Science/History6.Howdoyougotoschooleveryday?参考答案：bybus/bybike/onfoot7.Whatdoyouthinkaboutprotectingtheenvironment?参考答案：It'simportant/Weshouldrecycle/Weshouldplanttrees8.Howcanwesavewaterathome?参考答案：turnoffthetap/takeshortshowers/useawater-savingshowerhead9.Whatisthemainideaofthispassage?参考答案：It'saboutprotectingtheenvironment/It'saboutsavingwater10.Whichofthefollowingisahealthyhabit?参考答案：eatingvegetables/exercising/gettingenoughsleep三、判断题（共10小题，每题2分）（正确的打“√”，错误的打“×”，把判断符号填在题后括号内）1.Ifyouwanttobeagoodbasketballplayer,youshouldpracticeeveryday.参考答案：√2.Manypeoplethinkthatplayingcomputergamesisbadforyourhealth.参考答案：√3.It'simportanttoprotecttheenvironmentbecauseweonlyhaveoneEarth.参考答案：√4.Learningaforeignlanguagecanhelpyouopenyoureyestoanewworld.参考答案：√5.Eatingjunkfoodisnotahealthyhabit,butit'sokaytoeatitsometimes.参考答案：×6.IfyouwanttoimproveyourEnglish,youneedtoreadmoreEnglishbooks.参考答案：√7.Playingsportsisonlyforboys,andgirlsshouldstudymore.参考答案：×8.It'spolitetosay"Thankyou"whensomeonehelpsyou.参考答案：√9.Allstudentsshouldhavethesamesubjectsintheirschoolcurriculum.参考答案：×10.WatchingTVisawasteoftimeandyoushouldn'tdoitatall.参考答案：×四、简答题（共8小题，每题2分）（请分点作答，语言简明、要点齐全，写在对应题目下方的横线上）1.PleasebrieflydescribethemaincontentofUnit5intheEnglishtextbookforGrade8.参考答案：Unit5mainlyfocusesonenvironmentalprotectionandhowtoprotecttheenvironment.Itincludesreadingpassagesaboutpollution,recycling,andconservation,aswellaswritingactivitieswherestudentslearntoexpresstheiropinionsonenvironmentalissuesusingthesentencepattern"It'simportantto...".2.WhatarethekeyvocabularywordsyoushouldlearninUnit5?参考答案：ThekeyvocabularywordsinUnit5includeenvironmentalprotectiontermslike"pollution,""recycling,""conservation,"andsentencepatternssuchas"It'simportantto..."and"Weshould..."Thesewordsandphraseshelpstudentsexpressideasaboutenvironmentalissues.3.Howcanyouusethesentencepattern"It'simportantto..."inyourdailylife?参考答案：Youcanusethesentencepattern"It'simportantto..."toexpressthenecessityofcertainactions.Forexample,"It'simportanttoplanttreestoimprovetheenvironment."Thispatternhelpsyougiveadviceorsuggestionsinwritingandspeaking.4.Explainthedifferencebetween"should"and"must"inthecontextofUnit5.参考答案：InUnit5,"should"isusedtogiveadviceormakesuggestions,while"must"isusedtoexpressstrongnecessityorobligation.Forexample,"Youshouldrecyclepapertosavetrees."vs."Youmuststopusingplasticbags."5.DescribethestructureofatypicalreadingpassageinUnit5.参考答案：AtypicalreadingpassageinUnit5usuallyincludesanintroductiontoanenvironmentalproblem,somedataorexamplestosupportthemainidea,andaconclusionwithsuggestions.Thepassagesaredesignedtohelpstudentsunderstandhowtoprotecttheenvironment.6.WhataresomecommonmistakesstudentsmakewhenwritingaparagraphinUnit5?参考答案：Commonmistakesincludeusingthewrongsentencepattern,notorganizingideaslogically,andhavingtoomanygrammaticalerrors.Studentsshouldplantheirparagraphsbeforewritingandcheckformistakes.7.HowcanyouimproveyourlisteningskillsbasedontheactivitiesinUnit5?参考答案：BasedonUnit5,youcanimproveyourlisteningskillsbyparticipatingingroupdiscussionsaboutenvironmentaltopics,listeningtoaudiomaterialsrelatedtoenvironmentalprotection,andpracticingnote-takingwhilelistening.8.DiscusstheroleofgroupactivitiesinlearningEnglishaccordingtoUnit5.参考答案：GroupactivitiesinUnit5helpstudentslearntoworktogether,shareideas,andpracticeEnglishinareal-lifecontext.Theyalsodevelopcommunicationskillsandmakelearningmoreinteresting.五、阅读理解题（共8小题，每题3分）（先阅读下面材料，再根据材料内容作答，答案写在对应题目下方的横线上）The5thunitofthe2026editionoftheMinistryofEducation'sEnglishcurriculumfocusesonenvironmentalprotectionandsustainabledevelopment.Manycountriesarefacingseriousenvironmentalproblems,suchasairpollution,waterpollution,anddeforestation.Toaddresstheseissues,governments,organizations,andindividualsaretakingvariousactions.Recyclingwaste,usingrenewableenergy,andplantingtreesaresomeofthewayspeoplecanhelpprotecttheenvironment.Itisimportantforeveryonetobeawareoftheenvironmentandtotakeactiontomakeadifference.1.Whatisthemaintopicofthepassage?A.TravelandtourismB.EnvironmentalprotectionC.EducationandlearningD.Sportsandfitness参考答案：B2.WhichofthefollowingisNOTmentionedasanenvironmentalprobleminthepassage?A.AirpollutionB.WaterpollutionC.NoisepollutionD.Deforestation参考答案：C3.Accordingtothepassage,whatcanindividualsdotohelpprotecttheenvironment?A.DrivemorecarsB.RecyclewasteC.UsemoreplasticproductsD.Consumemoreenergy参考答案：B4.Whatistheimportanceofbeingawareoftheenvironment,asmentionedinthepassage?A.ItmakespeoplemoreknowledgeableB.IthelpspeopletakeactiontomakeadifferenceC.ItincreasesthecostoflivingD.Itreducestheamountofpollution参考答案：B5.Thepassagesuggeststhatgovernments,organizations,andindividualsareworkingtogethertosolveenvironmentalproblems.Whatdoesthisshowabouttheissue?A.ItistoobigforanyonegrouptosolvealoneB.ItisonlyimportanttogovernmentsC.ItisnotaseriousproblemD.Itcanbesolvedquickly参考答案：A6.Whatisthebesttitleforthepassage?A.TheImportanceofEducationB.TheBenefitsofRecyclingC.EnvironmentalChallengesandSolutionsD.TheRoleofTechnologyinProtectingtheEnvironment参考答案：C7.Thepassagementions"renewableenergy."Whatdoesthistermmostlikelymean?A.Energythatcomesfromnon-renewablesourcesB.EnergythatcanbeusedoverandoveragainC.EnergythatisexpensivetoproduceD.Energythatisonlyavailableincertainplaces参考答案：B8.Whatistheauthor'smainpurposeinwritingthispassage?A.TopersuadepeopletobuymoreproductsB.ToinformpeopleaboutenvironmentalproblemsandsolutionsC.ToentertainpeoplewithstoriesabouttheenvironmentD.Toteachpeoplehowtodrivecarsmoreefficiently参考答案：B标准答案与解析一、单项选择题1.参考答案：B解析：本题考查环境保护。A选项错误，乱扔垃圾会污染环境；B选项正确，回收纸和塑料有助于保护环境；C选项错误，使用一次性筷子会浪费资源；D选项错误，开车会污染环境。故选B。2.参考答案：C解析：本题考查健康习惯。A选项错误，不运动不利于健康；B选项错误，每月运动一次太少；C选项正确，每周运动两次有助于健康；D选项错误，每天开车不是运动。故选C。3.参考答案：C解析：本题考查英语学习方法。A选项错误，只听歌无法提高英语能力；B选项错误，只读书无法提高口语；C选项正确，每天练习口语有助于提高英语；D选项错误，不学习英语无法提高。故选C。4.参考答案：C解析：本题考查健康习惯。A选项错误，垃圾食品不健康；B选项错误，汽水含糖量高；C选项正确，充足睡眠有助于健康；D选项错误，熬夜不利于健康。故选C。5.参考答案：C解析：本题考查保护动物。A选项错误，保护环境与动物无关；B选项错误，保护动物需要行动；C选项正确，保护动物是每个人的责任；D选项错误，保护动物与财富无关。故选C。6.参考答案：C解析：本题考查节约用水。A选项错误，长时间淋浴浪费水；B选项错误，刷牙时让水一直流浪费水；C选项正确，修理漏水的水龙头可以节约用水；D选项错误，浪费水不是好习惯。故选C。7.参考答案：B解析：本题考查阅读理解。A选项错误，文章提倡运动；B选项正确，文章强调运动对健康的重要性；C选项错误，文章说垃圾食品不健康；D选项错误，文章说睡眠很重要。故选B。8.参考答案：C解析：本题考查减压方法。A选项错误，整天看电视无法减压；B选项错误，玩游戏可能加剧压力；C选项正确，运动和与人交流有助于减压；D选项错误，避免他人无法解决问题。故选C。9.参考答案：B解析：本题考查公共交通。A选项错误，公共交通不总是拥挤；B选项正确，公共交通比开车环保；C选项错误，公共交通不一定贵；D选项错误，公共交通很方便。故选B。10.参考答案：B解析：本题考查社区服务。A选项错误，忽视他人问题不利于社区；B选项正确，志愿服务有助于社区；C选项错误，整天玩游戏无法帮助社区；D选项错误，抱怨无法解决问题。故选B。二、填空题1.参考答案：dohomework/playsports/readbooks/helpparents解析：本题考查八年级（初二）上册第五单元“学校生活”话题中的“afterschool”相关活动。题干询问放学后通常做什么，答案需为具体活动，如做作业、运动、阅读或帮助父母。考查学生运用一般现在时描述日常活动的能力。2.参考答案：onceaweek/twiceaweek/threetimesaweek解析：本题考查八年级（初二）上册第五单元“频率副词”相关知识点。题干询问打篮球的频率，答案需用频度副词或短语，如每周一次、两次或三次。考查学生区分不同频率表达法的应用能力。3.参考答案：12:00/12:30/1:00解析：本题考查八年级（初二）上册第五单元“时间表达”相关知识点。题干询问午餐时间，答案需为具体时间点。考查学生运用具体时间表达法的能力。4.参考答案：Yes,Ican/No,Ican't解析：本题考查八年级（初二）上册第五单元“能力表达”相关知识点。题干询问是否会弹钢琴，答案需用情态动词can或can't。考查学生运用情态动词表达能力的能力。5.参考答案：English/Math/Science/History解析：本题考查八年级（初二）上册第五单元“喜好表达”相关知识点。题干询问最喜欢的科目，答案需为具体科目名称。考查学生运用名词表达喜好的能力。6.参考答案：bybus/bybike/onfoot解析：本题考查八年级（初二）上册第五单元“交通方式”相关知识点。题干询问每天如何上学，答案需用交通方式介词短语。考查学生运用介词短语表达交通方式的能力。7.参考答案：It'simportant/Weshouldrecycle/Weshouldplanttrees解析：本题考查八年级（初二）上册第五单元“环保话题”相关知识点。题干询问对保护环境的看法，答案需为具体观点或建议。考查学生运用一般现在时表达观点的能力。8.参考答案：turnoffthetap/takeshortshowers/useawater-savingshowerhead解析：本题考查八年级（初二）上册第五单元“节约用水”相关知识点。题干询问如何在家节约用水，答案需为具体节水措施。考查学生运用一般现在时描述建议的能力。9.参考答案：It'saboutprotectingtheenvironment/It'saboutsavingwater解析：本题考查八年级（初二）上册第五单元“阅读理解”相关知识点。题干询问文章主旨，答案需为概括性陈述。考查学生概括文章主旨的能力。10.参考答案：eatingvegetables/exercising/gettingenoughsleep解析：本题考查八年级（初二）上册第五单元“健康习惯”相关知识点。题干询问健康习惯，答案需为具体健康行为。考查学生运用名词短语表达健康行为的能力。三、判断题1.参考答案：√解析：本题考查〈健康生活方式〉。每天练习是成为优秀篮球运动员的关键，因为只有通过持续的努力和训练，才能提高自己的技能和体能。这个陈述是符合健康生活方式的，所以是正确的。2.参考答案：√解析：本题考查〈健康与科技〉。许多人认为玩电脑游戏对健康有害，因为过度玩游戏可能会导致视力下降、缺乏运动、睡眠不足等问题。这个陈述是符合普遍的健康认知的，所以是正确的。3.参考答案：√解析：本题考查〈环境保护〉。保护环境非常重要，因为地球是我们唯一的家园，如果我们不保护它，未来可能会面临严重的环境问题。这个陈述是符合环境保护的重要性的，所以是正确的。4.参考答案：√解析：本题考查〈语言学习的重要性〉。学习外语可以帮助我们开阔视野，了解不同的文化和思想。这个陈述是符合语言学习的重要性的，所以是正确的。5.参考答案：×解析：本题考查〈健康饮食〉。吃垃圾食品不是一种健康的习惯，因为它通常含有高糖、高脂肪和高盐，长期食用会对健康造成负面影响。虽然偶尔吃一些垃圾食品是可以的，但陈述中的“但它是可以接受的”是错误的，所以是错误的。6.参考答案：√解析：本题考查〈英语学习的方法〉。想要提高英语水平，阅读更多的英语书籍是一个有效的方法，因为阅读可以帮助我们扩大词汇量、提高语感和理解能力。这个陈述是符合英语学习的方法的，所以是正确的。7.参考答案：×解析：本题考查〈性别平等与体育活动〉。玩体育活动并不仅仅是男孩的事情，女孩也应该积极参与体育活动，因为体育活动对身体健康和全面发展都有益处。这个陈述是错误的，所以是错误的。8.参考答案：√解析：本题考查〈社交礼仪〉。说“谢谢”是一种礼貌的行为，当别人帮助你时，表达感谢是基本的社交礼仪。这个陈述是符合社交礼仪的，所以是正确的。9.参考答案：×解析：本题考查〈教育公平与个性化学习〉。所有学生应该有相同的教育机会和课程，但学校可以根据学生的兴趣和需求提供不同的选修课程。这个陈述是错误的，所以是错误的。10.参考答案：×解析：本题考查〈娱乐与学习平衡〉。观看电视是一种娱乐方式，适度的观看电视可以放松身心，但过度观看电视可能会影响学习和健康。这个陈述是错误的，所以是错误的。四、简答题1.参考答案：Unit5mainlyfocusesonenvironmentalprotectionandhowtoprotecttheenvironment.Itincludesreadingpassagesaboutpollution,recycling,andconservation,aswellaswritingactivitieswherestudentslearntoexpresstheiropinionsonenvironmentalissuesusingthesentencepattern"It'simportantto...".解析：本题考查《2026年部编版初中八年级英语第5单元课后练习题及答案》中单元内容概述。单元主题为环境保护，包含阅读文章、写作活动等。答案需概括单元核心内容，体现教材编排特点。2.参考答案：ThekeyvocabularywordsinUnit5includeenvironmentalprotectiontermslike"pollution,""recycling,""conservation,"andsentencepatternssuchas"It'simportantto..."and"Weshould..."Thesewordsandphraseshelpstudentsexpressideasaboutenvironmentalissues.解析：本题考查单元核心词汇。答案需列举典型词汇并说明其作用，体现教材词汇教学目标。注意区分核心词汇与辅助词汇。3.参考答案：Youcanusethesentencepattern"It'simportantto..."toexpressthenecessityofcertainactions.Forexample,"It'simportanttoplanttreestoimprovetheenvironment."Thispatternhelpsyougiveadviceorsuggestionsinwritingandspeaking.解析：本题考查单元重点句型应用。答案需给出具体例句并说明使用场景，体现句型在交际中的功能。4.参考答案：InUnit5,"should"isusedtogiveadviceormakesuggestions,while"must"isusedtoexpressstrongnecessityorobligation.Forexample,"Youshouldrecyclepapertosavetrees."vs."Youmuststopusingplasticbags."解析：本题考查单元语法重点。答案需对比两个情态动词的用法区别，并给出例句佐证，体现教材语法教学要求。5.参考答案：AtypicalreadingpassageinUnit5usuallyincludesanintroductiontoanenvironmentalproblem,somedataorexamplestosupportthemainidea,andaconclusionwithsuggestions.Thepassagesaredesignedtohelpstudentsunderstandhowtoprotecttheenvironment.解析：本题考查单元阅读文本结构。答案需描述典型阅读文章的组成部分，体现教材阅读教学目标。6.参考答案：Commonmistakesincludeusingthewrongsentencepattern,notorganizingideaslogically,andhavingtoomanygrammaticalerrors.Studentsshouldplantheirparagraphsbeforewritingandcheckformistakes.解析：本题考查单元写作常见问题。答案需列举典型错误并给出改进建议，体现教材写作教学重点。7.参考答案：BasedonUnit5,youcanimproveyourlisteningskillsbyparticipatingingroupdiscussionsaboutenvironmentaltopics,listeningtoaudiomaterialsrelatedtoenvironmentalprotection,andpracticingnote-takingwhilelistening.解析：本题考查单元听力技能训练。答案需结合单元活动给出具体建议，体现教材听力教学策略。8.参考答案：GroupactivitiesinUnit5helpstudentslearntoworktogether,shareideas,andpracticeEnglishinareal-lifecontext.Theyalsodevelopcommunicationskillsandmakelearning