2026年人教版初中英语八年级下册第9单元语法练习题及答案

2026年人教版初中英语八年级下册第9单元语法练习题及答案第1页共1页2026年人教版初中英语八年级下册第9单元语法练习题及答案一、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.Ifyouwanttodescribehowacityparkchangesafteranewfacilityisbuilt,whichstructureshouldyouuse?A.presentperfecttenseB.pastcontinuoustenseC.simplefuturetenseD.presentperfectcontinuoustense参考答案：A2.Inthesentence"Thenewlibraryoffersfreecomputerclassesforresidents,"whatisthefunctionof"offers"?A.MainverbB.HelpingverbC.AdverbD.Preposition参考答案：A3.Ifyouwanttocomparetwodifferenttypesofrenewableenergysources,whichstructureismostappropriate?A.comparativeadjectiveB.superlativeadjectiveC.possessivepronounD.relativepronoun参考答案：A4.Inthesentence"Manypeoplevisitthemuseumeveryweekend,"whatisthesubjectofthesentence?A.peopleB.visitC.museumD.weekend参考答案：A5.Ifyouwanttoshowthattwoactionshappenedatthesametime,whichstructureshouldyouuse?A.pastperfecttenseB.presentperfecttenseC.simplepasttenseD.presentcontinuoustense参考答案：D6.Inthesentence"Thegovernmentplanstobuildanewbridgeacrosstheriver,"whatistheverbtense?A.presentsimpleB.presentcontinuousC.futuresimpleD.presentperfect参考答案：C7.Ifyouwanttogivereasonswhyacityshouldinvestinpublictransportation,whichstructureisbest?A.conditionalsentencetype1B.conditionalsentencetype2C.conditionalsentencetype3D.imperativesentence参考答案：A8.Inthesentence"Thesolarpanelsgeneratecleanenergyforthecommunity,"whatisthepassivevoiceform?A.solarpanelsgenerateB.generatesolarpanelsC.solarpanelsaregeneratedD.aresolarpanelsgenerated参考答案：C9.Ifyouwanttodescribeachangethathasalreadyhappenedandisstilltrue,whichtenseshouldyouuse?A.simplepasttenseB.presentperfecttenseC.simplepresenttenseD.futuretense参考答案：B10.Inthesentence"Themayorannouncedanewpolicylastweek,"whatisthepasttenseformoftheverb?A.announcesB.announcedC.announcingD.announce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.Ifyou_______someone,youshouldbepoliteandkind.参考答案：respect2.It'simportantto_______yourenvironmentbecauseitkeepsourplanetclean.参考答案：protect3.Whenyou_______abook,youshouldhandleitcarefully.参考答案：read4.Weshould_______waterbecauseitisavaluableresource.参考答案：save5.Ifyouwanttobehealthy,youshould_______exerciseeveryday.参考答案：do6.It'snecessaryto_______yourschoolworkifyouwanttodowellinyourstudies.参考答案：study7.Whenyou_______someone,youshouldlistentowhattheysay.参考答案：talkto8.Weshould_______animalsbecausetheyarepartofourecosystem.参考答案：protect9.Ifyouwanttobesuccessful,youshould_______hardandnevergiveup.参考答案：work10.It'simportantto_______yourfriendsbecausetheysupportyou.参考答案：makefriendswith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.Ifyouwanttoaskaboutsomeone'sopinion,youcanuse"Whatdoyouthinkabout...?"参考答案：×2.Thestructure"subject+think+thatclause"isusedtoexpresssomeone'sopinion.参考答案：√3.Whentalkingaboutfutureplans,weshouldalwaysusethesimplefuturetense.参考答案：×4."I'mgoingtovisitmygrandparentsnextweekend"expressesadecisionmadeinthepast.参考答案：×5.Thephrase"It'simportanttokeepahealthylifestyle"isacorrectusageofthestructure"It's+adj+todosth".参考答案：√6.Ifyouwanttosuggestdoingsomething,youcansay"Howaboutgoingtothepark?"参考答案：√7.Thestructure"subject+find+it+adj+todosth"isusedtoexpresspersonalfeelingsaboutdoingsomething.参考答案：√8."Hesaidthathewouldgototheparty"isacorrectreportingofafutureplan.参考答案：√9.Thestructure"It's+adj+that+clause"isusedtoexpresssurpriseorimportance.参考答案：×10."Whatdoyouthinkabouttheideaofhavingaschoolconcert?"isacorrectquestionforaskingsomeone'sopinion.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.Whatshouldyoudoifyouwanttoasksomeoneaboutthetime?A.Ask"Whattimeisit?"B.Ask"Howoldareyou?"C.Ask"Whereisthelibrary?"D.Ask"Whatisyourname?"参考答案：A2.Howdoyoumakeasuggestiontoyourfriendaboutwatchingamovie?A."Youshouldwatchamovie."B."Let'snotwatchamovie."C."Whydon'twewatchamovie?"D."Youmustwatchamovie."参考答案：C3.Whatisthecorrectwaytoexpressthatyouaregoingtodosomethinginthefuture?A."Iamdoinghomework."B."Iwilldohomework."C."Idohomework."D."Iamgoingtodohomework."参考答案：D4.Howcanyouaskforsomeone'sopinionaboutsomething?A."Doyouthinkso?"B."Doyouagree?"C."Doyouthinkit'sagoodidea?"D."Doyouthinkit'sbad?"参考答案：C5.Whatshouldyousaywhenyouwanttoofferhelptosomeone?A."CanIhelpyou?"B."Doyouneedhelp?"C."Icanhelpyou."D."Youneedhelp."参考答案：A6.Howdoyouexpressthatyouneedtodosomething?A."Ineedtodohomework."B."Ineeddohomework."C."Ineeddoinghomework."D."Ineedtohomework."参考答案：A7.Whatisthecorrectwaytoexpressthatyoumustdosomething?A."Imustdohomework."B."Ihavetodohomework."C."Ineedtodohomework."D."Ishoulddohomework."参考答案：B8.Howcanyouasksomeonetodosomethingpolitely?A."Youmustcleanyourroom."B."Youshouldcleanyourroom."C."Youcancleanyourroom."D."Youmaycleanyourroom."参考答案：D五、应用题（共8小题，每题3分）（请写出必要的文字说明、方程式和重要的演算步骤，只写最后结果不得分）1.Acitylibraryisplanningtoimproveitsservices.Theyhavecollectedfeedbackfrom200students.120studentssaidtheywantmorebooksonscienceandtechnology,while80studentssaidtheywantmorebooksonliterature.Thelibraryalsoaskedaboutonlineresources.60studentssaidtheyneedmoree-books,and40studentssaidtheyneedmorevideocourses.Ifthelibrarywantstoimplementchangesbasedonthisfeedback,whataretwospecificactionstheycouldtake?Explainyouranswerusingthedataprovided.参考答案：Thelibrarycouldaddmorebooksonscienceandtechnologyandoffermoree-books.2.Aschoolisorganizingareadingweek.Theywanttoencouragestudentstoreadmore.Theyhavetwomainideas:1)Offerrewardsforstudentswhoreadthemostbooks,and2)Invitefamousauthorstotalktostudents.Theysurveyed100students.70studentssaidtheywouldbeinterestedinrewards,and50studentssaidtheywouldbeinterestedinauthortalks.Whataretwowaystheschoolcouldcombinetheseideastomakethereadingweekmoresuccessful?Explainyouranswer.参考答案：Theschoolcouldofferrewardsforreadingthemostbooksandinviteauthorstotalkduringtheweek.3.Alanguageclubwantstoimproveitsactivities.Theysurveyed150members.90memberssaidtheywantmoreEnglishspeakingpractice,and60memberssaidtheywantmoreEnglishwritingpractice.Theclubalsoaskedaboutthetimeofmeetings.70membersprefereveningmeetings,and80memberspreferweekendmeetings.Basedonthissurvey,whataretwospecificchangestheclubcouldmaketoitsactivities?Explainyouranswer.参考答案：TheclubcouldaddmoreEnglishspeakingpracticeintheeveningsandorganizearecyclingproject.4.AcompanyislaunchinganewEnglishlearningapp.Theywanttoknowwhatfeaturesstudentswouldfindmostuseful.Theysurveyed200students.110studentssaidtheywantagrammarquizfeature,and90studentssaidtheywantavocabularybuilderfeature.Thecompanyalsoaskedabouttheapp'sdesign.100studentssaidtheypreferacolorfuldesign,and100studentssaidtheypreferasimpledesign.Whataretwofeaturesthecompanyshouldincludeintheappbasedonthissurvey?Explainyouranswer.参考答案：Thecompanyshouldincludeagrammarquizfeatureandasimpledesignfortheapp.5.Ateacherisplanningaunitonenvironmentalprotection.Shewantstomakethelessonsinteractiveandengaging.Shehastwoideas:1)Organizeadebateonenvironmentalissues,and2)Conductaprojectonrecycling.Shesurveyed100students.60studentssaidtheywouldbeinterestedinadebate,and40studentssaidtheywouldbeinterestedinarecyclingproject.Whataretwowaystheteachercouldcombinetheseideastomaketheunitmoreeffective?Explainyouranswer.参考答案：Theteachercouldorganizeadebateonenvironmentalissuesandconductarecyclingprojectaspartoftheunit.6.Acommunitycenterisplanningasummerprogram.Theywanttoofferactivitiesthatarebothfunandeducational.Theyhavetwomainideas:1)Organizesportstournaments,and2)Arrangescienceworkshops.Theysurveyed150people.90peoplesaidtheywouldbeinterestedinsportstournaments,and60peoplesaidtheywouldbeinterestedinscienceworkshops.Whataretwowaysthecommunitycentercouldcombinetheseideastomakethesummerprogrammoreappealing?Explainyouranswer.参考答案：Thecommunitycentercouldarrangesportstournamentsandscienceworkshopsonweekends.7.Abookstoreistryingtoattractmoreyoungreaders.Theywanttoknowwhattypesofbooksaremostpopularamongteenagers.Theysurveyed100teenagers.70teenagerssaidtheypreferfantasynovels,and30teenagerssaidtheyprefermysterynovels.Thebookstorealsoaskedaboutthepriceofbooks.60teenagerssaidtheyarewillingtopayupto20dollarsforabook,and40teenagerssaidtheyarewillingtopayupto30dollarsforabook.Whataretwostrategiesthebookstorecouldusetoattractmoreyoungreadersbasedonthissurvey?Explainyouranswer.参考答案：Thebookstorecouldofferfantasynovelsatapriceofupto20dollarsandhosteventstopromotereading.8.Alanguageschoolwantstoimproveitscurriculum.Theywanttoincludemorepracticallanguageuse.Theyhavetwomainideas:1)Addmorespeakingandlisteningexercises,and2)Includemoreculturalactivities.Theysurveyed120students.80studentssaidtheywouldbenefitfrommorespeakingandlisteningexercises,and40studentssaidtheywouldbenefitfrommoreculturalactivities.Whataretwowaysthelanguageschoolcouldcombinetheseideastomakethecurriculummoreeffective?Explainyouranswer.参考答案：Thelanguageschoolcouldaddmorespeakingandlisteningexercisesinthemorningclassesandincludeculturalactivitiesintheafternoonclasses.标准答案与解析一、单项选择题1.参考答案：A解析：本题考查〈时态的运用〉。描述城市公园在新建设施后的变化，应使用现在完成时态，表示变化已完成且与现在有关。B项过去进行时表示过去某时正在进行的动作；C项简单将来时表示将来要发生的动作；D项现在完成进行时表示动作从过去开始一直持续到现在。故A正确。2.参考答案：A解析：本题考查〈动词的种类〉。在句子"Thenewlibraryoffersfreecomputerclassesforresidents"中，"offers"是谓语动词，直接表达主语"library"的动作。B项助动词帮助主要动词构成时态；C项副词修饰动词、形容词或其他副词；D项介词表示名词或代词与其他句子成分的关系。故A正确。3.参考答案：A解析：本题考查〈形容词的比较级〉。比较两种可再生能源，应使用比较级形容词，表示两者之间的差异。B项最高级用于三者或以上比较；C项物主代词表示所属关系；D项关系代词引导定语从句。故A正确。4.参考答案：A解析：本题考查〈主语识别〉。在句子"Manypeoplevisitthemuseumeveryweekend"中，"people"是动词"visit"的主语，执行动作的主体。B项"visit"是谓语动词；C项"museum"是宾语；D项"weekend"是时间状语。故A正确。5.参考答案：D解析：本题考查〈时态的运用〉。表示两个动作同时发生，应使用现在进行时，强调动作的实时性。A项过去完成时表示过去动作先于另一个过去动作；B项现在完成时表示动作完成且与现在有关；C项简单过去时表示过去发生的动作。故D正确。6.参考答案：C解析：本题考查〈时态的运用〉。在句子"Thegovernmentplanstobuildanewbridgeacrosstheriver"中，"plans"是动词，表示将来要发生的计划，使用简单将来时。A项现在简单时表示经常性动作；B项现在进行时表示正在进行的动作；D项现在完成时表示动作完成。故C正确。7.参考答案：A解析：本题考查〈条件句的运用〉。给出城市投资公共交通的理由，应使用条件句类型1，表示将来可能发生的条件。B项条件句类型2表示对现在不可能实现的假设；C项条件句类型3表示对过去不可能实现的假设；D项祈使句表示命令或请求。故A正确。8.参考答案：C解析：本题考查〈被动语态〉。在句子"Thesolarpanelsgeneratecleanenergyforthecommunity"中，被动语态应为"aregenerated"，表示太阳能板被用来发电。A项主动语态；B项主谓颠倒；D项语序错误。故C正确。9.参考答案：B解析：本题考查〈时态的运用〉。描述已经发生且与现在相关的变化，应使用现在完成时。A项简单过去时表示过去动作；C项简单现在时表示经常性动作；D项将来时表示未来计划。故B正确。10.参考答案：B解析：本题考查〈动词的过去式〉。在句子"Themayorannouncedanewpolicylastweek"中，"announced"是动词"announce"的过去式形式。A项现在式；C项现在分词；D项原形。故B正确。二、填空题1.参考答案：respect解析：本题考查“如何表达对他人的尊重”。根据题干中的“youshouldbepoliteandkind”可以判断，这里需要填入一个表示“尊重”的动词。在八年级下册第9单元中，我们学习了如何表达对他人的尊重，所以正确答案是“respect”。2.参考答案：protect解析：本题考查“如何保护环境”。根据题干中的“itkeepsourplanetclean”可以判断，这里需要填入一个表示“保护”的动词。在八年级下册第9单元中，我们学习了如何保护环境，所以正确答案是“protect”。3.参考答案：read解析：本题考查“如何正确对待书籍”。根据题干中的“youshouldhandleitcarefully”可以判断，这里需要填入一个表示“阅读”的动词。在八年级下册第9单元中，我们学习了如何正确对待书籍，所以正确答案是“read”。4.参考答案：save解析：本题考查“如何节约资源”。根据题干中的“itisavaluableresource”可以判断，这里需要填入一个表示“节约”的动词。在八年级下册第9单元中，我们学习了如何节约资源，所以正确答案是“save”。5.参考答案：do解析：本题考查“如何保持健康”。根据题干中的“exerciseeveryday”可以判断，这里需要填入一个表示“做”的动词。在八年级下册第9单元中，我们学习了如何保持健康，所以正确答案是“do”。6.参考答案：study解析：本题考查“如何取得好成绩”。根据题干中的“youwanttodowellinyourstudies”可以判断，这里需要填入一个表示“学习”的动词。在八年级下册第9单元中，我们学习了如何取得好成绩，所以正确答案是“study”。7.参考答案：talkto解析：本题考查“如何与他人交流”。根据题干中的“listentowhattheysay”可以判断，这里需要填入一个表示“与某人交谈”的短语。在八年级下册第9单元中，我们学习了如何与他人交流，所以正确答案是“talkto”。8.参考答案：protect解析：本题考查“如何保护动物”。根据题干中的“theyarepartofourecosystem”可以判断，这里需要填入一个表示“保护”的动词。在八年级下册第9单元中，我们学习了如何保护动物，所以正确答案是“protect”。9.参考答案：work解析：本题考查“如何取得成功”。根据题干中的“youshouldhardandnevergiveup”可以判断，这里需要填入一个表示“工作”的动词。在八年级下册第9单元中，我们学习了如何取得成功，所以正确答案是“work”。10.参考答案：makefriendswith解析：本题考查“如何交朋友”。根据题干中的“theysupportyou”可以判断，这里需要填入一个表示“交朋友”的短语。在八年级下册第9单元中，我们学习了如何交朋友，所以正确答案是“makefriendswith”。三、判断题1.参考答案：×解析：本题考查宾语从句。题干中的"Whatdoyouthinkabout...?"是一个特殊疑问句，不能直接用作宾语从句，正确的宾语从句应该是"Ithink(that)...".宾语从句需要用陈述句语序，即主语+谓语+宾语等。2.参考答案：√解析：本题考查宾语从句。题干中的"subject+think+thatclause"是宾语从句的一种正确结构，用来表达某人的观点或看法。例如"Ithinkthatheisright."3.参考答案：×解析：本题考查时态。题干中的说法过于绝对，表达未来计划时可以使用一般现在时或简单将来时，不一定非要使用简单将来时。例如"Heisgoingtovisithisgrandparentsnextweekend"或"Hevisitshisgrandparentsnextweekend."4.参考答案：×解析：本题考查时态。题干中的说法错误，"I'mgoingtovisitmygrandparentsnextweekend"表达的是将来计划，而不是过去做出的决定。过去做出的决定应该用过去将来时，例如"Iwasgoingtovisitmygrandparentsnextweekend."5.参考答案：√解析：本题考查宾语从句。题干中的"It'simportanttokeepahealthylifestyle"是一个正确的宾语从句，其中"It"是形式主语，真正的主语是"tokeepahealthylifestyle".6.参考答案：√解析：本题考查建议的表达。题干中的"Howaboutgoingtothepark?"是一个正确的建议表达方式，用来询问对方是否愿意做某事。7.参考答案：√解析：本题考查宾语从句。题干中的"subject+find+it+adj+todosth"是宾语从句的一种正确结构，用来表达对做某事的感受。例如"Ifinditimportanttostudyhard."8.参考答案：√解析：本题考查宾语从句。题干中的"Hesaidthathewouldgototheparty"是一个正确的宾语从句，用来转述过去将来时态的句子。9.参考答案：×解析：本题考查宾语从句。题干中的"It's+adj+that+clause"是用来表达建议或请求的结构，而不是表达惊讶或重要性。例如"It'simportantthathegototheparty."10.参考答案：√解析：本题考查宾语从句。题干中的"Whatdoyouthinkabouttheideaofhavingaschoolconcert?"是一个正确的宾语从句，用来询问对方对某个想法的看法。四、简答题1.参考答案：A解析：本题考查八年级下册第9单元如何询问时间。根据教材内容，询问时间通常用"Whattimeisit?"，故A正确。B询问年龄，C询问地点，D询问姓名，均不符合题意。错误选项B、C、D分别对应学生常犯的用词错误、混淆询问对象和场景、用词不当等典型错误。2.参考答案：C解析：本题考查八年级下册第9单元如何提出建议。根据教材，提出建议常用"whydon'twe..."句型，故C正确。A是陈述句，B是否定句，D是将来时态，均不符合建议的表达方式。错误选项B、D、A分别对应学生常犯的建议表达错误、否定建议错误、时态误用等典型错误。3.参考答案：D解析：本题考查八年级下册第9单元将来时态的用法。表示将来计划或意图用"begoingto"结构，故D正确。A是现在进行时，B是将来时，C是一般现在时，均不符合将来计划的表达。错误选项A、B、C分别对应学生常犯的时态混淆、将来时误用、一般现在时误用等典型错误。4.参考答案：C解析：本题考查八年级下册第9单元如何征求他人意见。根据教材，征求意见常用"Doyouthink...?"结构，故C正确。A、B、D的表达方式均不符合征求意见的习惯用法。错误选项A、B、D分别对应学生常犯的用词错误、疑问句结构错误、礼貌用语缺失等典型错误。5.参考答案：A解析：本题考查八年级下册第9单元如何提供帮助。根据教材，提供帮助常用"CanIhelpyou?"，故A正确。B、C、D的表达方式均不符合提供帮助的习惯用法。错误选项B、C、D分别对应学生常犯的疑问句结构错误、用词不当、礼貌用语缺失等典型错误。6.参考答案：A解析：本题考查八年级下册第9单元如何表达需要。根据教材，表达需要用"needtodosomething"结构，故A正确。B缺少"to"，C结构错误，D缺少动词，均不符合语法规则。错误选项B、C、D分别对应学生常犯的语法缺失、结构错误、用词不当等典型错误。7.参考答案：B解析：本题考查八年级下册第9单元如何表达必须。根据教材，表达必须用"havetodosomething"结构，故B正确。A是情态动词，C是need，D是情态动词should，均不符合必须的表达。错误选项A、C、D分别对应学生常犯的情态动词误用、need误用、should误用等典型错误。8.参考答案：D解析：本题考查八年级下册第9单元如何礼貌地提出请求。根据教材，礼貌请求用"MayI..."或"CouldI..."，故D正确。A是命令句，B是建议句，C是允许句，均不符合礼貌请求的表达。错误选项A、B、C分别对应学生常犯的语气错误、建议表达错误、允许表达错误等典型错误。