2025-2026年广东省人教版九年级英语第7单元课后练习题

2025-2026年广东省人教版九年级英语第7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7单元课文内容，Whatisthemainpurposeofthepassage"ProtectingtheEnvironment"?A.Toadvertiseanewenvironmentalproduct.B.Todescribethebeautyofnature.C.Topersuadepeopletotakeactiontoprotecttheenvironment.D.Tointroducefamousenvironmentalscientists.解析：本题考查单元主题理解。正确答案为C，因为全文通过举例说明环境污染问题，并呼吁读者采取行动，如垃圾分类、节约用水等，符合单元核心内容。干扰项A、B、D均与文章主旨不符，A项错误在于文章未涉及产品广告；B项错误在于文章重点在于问题而非美景；D项错误在于未提及具体科学家。2.Inthepassage"MyHometown",theauthormentionsthathishometownusedtobeverypolluted.Whatdoesthissentencemainlyimply?A.Theauthordislikeshishometown.B.Theauthorwantstoshowthecontrastbetweenthepastandpresent.C.Theauthorisproudofhishometown'shistory.D.Theauthorisblamingthelocalgovernment.解析：正确答案为B。根据单元课文，作者通过对比过去和现在的家乡环境，强调环境保护的重要性。干扰项A、C、D均与作者意图不符，A项错误在于作者表达了对家乡的热爱；C项错误在于重点不在历史自豪感；D项错误在于文章未涉及政府责任。3.Accordingtothedialoguein"ADayintheLifeofaStudent",whatproblemdoesLilyfaceeverymorning?A.Shedoesn'tlikegettingupearly.B.Sheisalwayslateforschool.C.Shehasdifficultywakingupontime.D.Sheprefersstayingathomeinsteadofgoingtoschool.解析：正确答案为C。根据单元课文，Lily抱怨每天早上很难准时起床，这与对话内容一致。干扰项A、B、D均与Lily的描述不符，A项错误在于文章未提及不喜欢早起；B项错误在于未说明迟到；D项错误在于未提及不想上学。4.Inthestory"TheSecretoftheOldTree",whydoestheoldmanaskthechildrentoprotectthetree?A.Becausethetreeisverytallandbeautiful.B.Becausethetreecangivethemmoney.C.Becausethetreehasmagicalpowers.D.Becausethetreeisthehomeofmanyanimals.解析：正确答案为D。根据单元课文，老人强调保护古树是因为它是许多动物的家，体现了生态保护意识。干扰项A、B、C均与文章内容不符，A项错误在于未强调美观；B项错误在于未提及金钱；C项错误在于未涉及魔法。5.Whatisthemainideaofthearticle"HowtoSaveWater"?A.WateristhemostimportantresourceonEarth.B.Peopleshoulddrinkmorewatereveryday.C.Simpleactionscanhelpconservewater.D.Waterconservationisonlyforscientists.解析：正确答案为C。根据单元课文，文章列举了日常节水方法，如关紧水龙头、循环利用等，强调普通人也能参与。干扰项A、B、D均与文章主旨不符，A项错误在于未强调资源重要性；B项错误在于未建议多喝水；D项错误在于未限定参与者。6.Intheunit'sgrammarsection,whichsentencecorrectlyusesthepresentperfecttense?A.Ihaveeatenbreakfastat7:00thismorning.B.Shewenttothelibraryyesterday.C.Theyareplayingfootballnow.D.Hewillfinishhishomeworktomorrow.解析：正确答案为A。根据单元语法，现在完成时表示过去动作对现在的影响，A项符合用法。干扰项B为一般过去时；C为现在进行时；D为一般将来时。7.Accordingtotheunit'svocabularylesson,whatdoes"sustainable"mean?A.Short-termandeasytoachieve.B.Long-lastingandenvironmentallyfriendly.C.Expensiveanddifficulttomaintain.D.Temporaryandnotworthdoing.解析：正确答案为B。根据单元词汇，sustainable意为可持续的，与环保相关。干扰项A、C、D均与词义不符。8.Intheunit'swritingtask,whichtopicismostsuitablefora200-wordcomposition?A.Myfavoritemoviestar.B.Thehistoryofmycountry.C.Howtoprotecttheenvironment.D.Adetaileddescriptionofmydreamhouse.解析：正确答案为C。根据单元写作要求，环保主题符合单元内容，且适合200字篇幅。干扰项A、B、D均超出单元范围，A项偏个人兴趣；B项偏历史；D项偏建筑。9.WhatisthebestwaytoimproveyourEnglishspeakingskillsaccordingtotheunit'sspeakingsection?A.OnlywatchEnglishmovieswithoutspeaking.B.Practicespeakingwithnativespeakersasmuchaspossible.C.Memorizeallnewwordsbeforetryingtospeak.D.Avoidspeakinguntilyouareperfect.解析：正确答案为B。根据单元口语部分，与母语者交流能提高口语能力。干扰项A、C、D均与建议不符，A项错误在于缺乏实践；C项错误在于死记硬背；D项错误在于过度焦虑。10.Intheunit'sreadingpassage"ATriptotheForest",whatdoestheauthormainlywanttoconvey?A.Theforestisverybeautiful.B.Theforestisdangerousfortourists.C.Peopleshouldvisittheforestmoreoften.D.Theforestneedsmoreprotection.解析：正确答案为D。根据单元阅读，作者通过描述森林生态，呼吁保护。干扰项A、B、C均与主旨不符，A项错误在于未强调美景；B项错误在于未提及危险；C项错误在于未鼓励旅游。二、填空题（总共10题，每题2分，共20分）1.Thepassage"ProtectingtheEnvironment"tellsusthat_______isveryimportantforourfuture.解析：答案为"environmentalprotection"，根据单元课文，全文强调环保的重要性。2.In"MyHometown",theauthorsays,"Now,theairisfreshandtheriverisclean."Thisshowsa_______inthehometown'senvironment.解析：答案为"positivechange"，根据课文，环境得到改善。3.Lilyin"ADayintheLifeofaStudent"findsithardto_______everymorningbecauseheralarmclockdoesn'twork.解析：答案为"getupontime"，根据对话内容，Lily抱怨起床困难。4.Theoldmanin"TheSecretoftheOldTree"tellsthechildrenthatthetreeisthe_______ofmanybirdsandinsects.解析：答案为"home"，根据课文，古树是动物栖息地。5.Thearticle"HowtoSaveWater"suggeststhatweshouldturnoffthetapwhile_______.解析：答案为"brushingourteeth"，根据课文，这是节水方法之一。6.Theunit'sgrammarlessonexplainsthatthepresentperfecttenseisformedwith_______andapastparticiple.解析：答案为"have/has"，根据语法规则。7.Theword"sustainable"intheunitmeanssomethingthatcanbe_______foralongtimewithoutcausingharmtotheenvironment.解析：答案为"maintained"或"sustainable"，根据词汇定义。8.Inthewritingtask,youshoulduse_______tosupportyourideasandmakeyourcompositionmoreconvincing.解析：答案为"examples"或"data"，根据写作指导。9.Thespeakingsectionadvisesstudentsto_______theirmistakesandkeeppracticing.解析：答案为"notbeafraidof"，根据口语建议。10.In"ATriptotheForest",theauthordescribesthe_______andsoundsoftheforesttohelpthereaderimaginethescene.解析：答案为"sights"，根据阅读内容，作者描述了视觉景象。三、判断题（总共10题，每题2分，共20分）1.Thepassage"ProtectingtheEnvironment"onlygivesreasonswhypeopleshouldnotpollute.(×)解析：错误。文章不仅说明污染原因，还提出解决方案，如垃圾分类。2.In"MyHometown",theauthorthinkshishometownisthemostbeautifulplaceintheworld.(×)解析：错误。作者强调的是环境变化，未做绝对评价。3.Lilyin"ADayintheLifeofaStudent"isveryhappyaboutherschoollife.(×)解析：错误。文章表达她对早起的烦恼，未提及其他方面。4.Theoldmanin"TheSecretoftheOldTree"wantstocutdownthetreefortimber.(×)解析：错误。文章强调保护古树，未提砍伐意图。5.Thearticle"HowtoSaveWater"sayspeopleshoulddrinkasmuchwateraspossible.(×)解析：错误。文章建议节约用水，未提倡过量饮水。6.Thepresentperfecttensecanonlybeusedforactionsthathappenedinthepast.(×)解析：错误。现在完成时也可用于未完成动作，如"havebeenstudying"。7.Theword"sustainable"meanstemporaryorshort-term.(×)解析：错误。sustainable意为可持续的，与临时性相反。8.Inthewritingtask,youcanwriteaboutanytopicyoulikewithoutfollowingtheunit'stheme.(×)解析：错误。写作任务需围绕单元主题，如环保。9.ThespeakingsectionsuggeststhatstudentsshouldavoidspeakingEnglishuntiltheyareperfect.(×)解析：错误。建议多练习，不怕犯错。10.In"ATriptotheForest",theauthormainlywantstosellforesttickets.(×)解析：错误。文章目的是介绍森林生态，呼吁保护。四、简答题（总共4题，每题4分，共16分）1.Accordingtothepassage"ProtectingtheEnvironment",whatarethreewayspeoplecanhelptheenvironment?解析：答案应包括垃圾分类、节约资源、植树造林等。评分标准：每点1分，共3分。2.In"MyHometown",howhastheenvironmentchangedsincetheauthorwasachild?解析：答案应提及空气质量改善、河流变清等。评分标准：描述合理得3分，逻辑清晰得1分。3.Lilyin"ADayintheLifeofaStudent"hasproblemswithheralarmclock.Whataretwosolutionsshecouldtry?解析：答案应包括更换闹钟、设置多个闹钟等。评分标准：每点1分，共2分。4.Theoldmanin"TheSecretoftheOldTree"asksthechildrentoprotectthetree.Whyisthisimportant?解析：答案应提及保护生物多样性、生态平衡等。评分标准：解释合理得3分，联系实际得1分。五、应用题（总共4题，每题6分，共24分）1.Supposeyouarewritingashortcompositionabout"HowtoSaveElectricityatHome".Writethreesentencesusingthepresentperfecttense.解析：答案示例：-Ihaveturnedoffthelightstosaveelectricity.-Wehaveplantedtreesinourgardentoreduceheat.-Thefamilyhasusedenergy-efficientbulbsfortwoyears.评分标准：每句正确得2分，共6分。2.Imagineyouareinterviewingalocalenvironmentalistabout"ProtectingtheEnvironment".Askthreequestionsusingthepastsimpletense.解析：答案示例：-Didyouparticipateinanyclean-upcampaignslastyear?-Didthegovernmentintroducenewlawstoreducepollution?-Didpeopleusemoreplasticbagsbeforetheban?评分标准：每句正确得2分，共6分。3.Createashortdialoguebetweentwostudents,LilyandTom,discussing"ADayintheLifeofaStudent".Includeonequestionandoneanswerusingthepresentcontinuoustense.解析：答案示例：-Lily:Iamstudyingformymathtestrightnow.-Tom:Areyoudoinghomeworkeveryevening?评分标准：问题正确得2分，回答正确得2分，共4分；补充内容得2分。4.Designaposterabout"TheSecretoftheOldTree".Writethreeslogansusingthepresentperfecttense.解析：答案示例：-Wehaveprotectedthetreefordecades.-Thetreehasgrowntallerandstronger.-Theanimalshavemadehomesinitsbranches.评分标准：每句正确得2分，共6分。【标准答案及解析】一、单选题1.C2.B3.C4.D5.C6.A7.B8.C9.B10.D解析：每题均根据单元课文或语法规则判断，干扰项设置符合学生易错点。二、填空题1.environmentalprotection2.positivechange3.getupontime4.home5.brushingourteeth6.have/has7.maintained/sustainable8.examples/data9.notbeafraidof10.sights解析：答案均来自单元词汇、语法或课文内容，填空格式规范。三、判断题1.×2.×3.×4.×5.×6.×7.×8.×9.×10.×解析：每题均根据单元内容判断，错误项设置符合学生认知盲点。四、简答题1.参考答案：垃圾分类、节约资源、植树造