2026年重庆市人教版初中英语八年级下册第9单元语法练习题库

2026年重庆市人教版初中英语八年级下册第9单元语法练习题库一、单项选择题（每题2分，共20分）1.ThenewEnglishteacheroftenasksstudentsto______storiesinclasstoimprovetheirspeakingskills.A.writedownB.putdownC.readoutD.writeup【解析】本题考查动词短语辨析。readout意为“朗读”，符合“讲故事”的语境；writedown意为“写下”；putdown意为“放下”；writeup意为“撰写”。根据单元主题“Storytelling”，正确答案为C。2.Mysister______totheradioeverymorningwhileshegetsdressed,butshedoesn’tlistentothewords.A.listensB.islisteningC.listenstoD.islistenedto【解析】本题考查现在进行时的被动语态。根据“whileshegetsdressed”可知，动作同时发生，需用现在进行时；又因“radio”是动作的承受者，需用被动语态。正确答案为D。3.Ifyou______morecarefully,you______theexamquestionclearly.A.read/wouldhaveseenB.hadread/wouldseeC.read/wouldseeD.weretoread/wouldhaveseen【解析】本题考查虚拟语气。前句为真实条件，用一般现在时；后句表示与过去事实相反的假设，用“would+动词原形”。正确答案为C。4.Theboy______inthegardenwhenhismothercalledhimfordinner.A.playsB.wasplayingC.playedD.hasplayed【解析】本题考查过去进行时。根据“when”表示过去某个时间点正在进行的动作，需用过去进行时。正确答案为B。5.______youfinishyourhomework,youcanwatchTV.A.AssoonasB.UntilC.BeforeD.After【解析】本题考查时间状语从句。根据句意“一完成作业就能看电视”，需用assoonas引导。正确答案为A。6.TheteachertoldthestudentsthattheEarth______aroundtheSun.A.goesB.wentC.hasgoneD.hadgone【解析】本题考查一般现在时的被动语态。that从句描述客观事实，用一般现在时。正确答案为A。7.Mybrother______toAustralialastyear,buthehasn’treturnedyet.A.hastraveledB.traveledC.hasbeenD.wasgone【解析】本题考查现在完成时。根据“lastyear”和“hasn’treturned”可知，动作完成但结果持续，需用现在完成时。正确答案为C。8.IfI______you,Iwouldapologizetoherimmediately.A.amB.wereC.ambeingD.willbe【解析】本题考查虚拟语气中的第二人称假设。在if从句中，第二人称用were。正确答案为B。9.Thestudents______theclassroomwhenthefirealarmrang.A.werecleaningB.cleanedC.havecleanedD.hadbeencleaning【解析】本题考查过去进行时。根据“when”表示过去某个时间点正在进行的动作。正确答案为A。10.Sheaskedme______Ihadfinishedmyproject.A.ifB.thatC.whetherD.what【解析】本题考查宾语从句。asked后需用if或whether引导宾语从句，且从句用陈述语序。正确答案为A。二、填空题（每题2分，共20分）1.Themoviestar______(be)veryfamouswhenshe______(start)hercareerin2005.【答案】was/started【解析】第一空用一般过去时，第二空用过去时。2.Ifit______(rain)tomorrow,we______(go)hiking.【答案】rains/willgo【解析】if从句用一般现在时，主句用一般将来时。3.Myparents______(notwatch)TVveryoftenbecausetheypreferreadingbooks.【答案】don’twatch【解析】否定句用don’t加动词原形。4.Thechildren______(play)happilyintheparkwhenyou______(arrive).【答案】wereplaying/arrived【解析】when从句用过去进行时，主句用一般过去时。5.IfI______(have)moretime,I______(study)Englisheveryday.【答案】had/wouldstudy【解析】虚拟语气，if从句用过去时，主句用would+动词原形。6.Theteacheraskedthestudents______(open)theirbookstopage45.【答案】toopen【解析】asksb.todosth.结构。7.Bythetimetheyreachedthestation,thetrain______(alreadyleave).【答案】hadalreadyleft【解析】bythetime引导的从句用过去完成时。8.Shewishesshe______(be)abletospeakthreelanguagesfluently.【答案】couldbe【解析】wishes后需用虚拟语气，用could+动词原形。9.______youcallmenow,Iwillgotothelibraryimmediately.【答案】Assoonas【解析】assoonas引导时间状语从句。10.Theman______(notlive)inthisneighborhoodsince2010.【答案】hasn’tlived【解析】since引导的从句用现在完成时。三、判断题（每题2分，共20分）1.Thestudentswerelisteningtomusicwhentheteacherenteredtheclassroom.(×)【解析】应为过去进行时，表示过去某个时间点正在进行的动作。2.Ifitrainstomorrow,wewillcancelthepicnic.(√)【解析】虚拟语气条件句与主句时态正确。3.ShehasbeentoLondontwice,butshehasn’tvisitedParisyet.(√)【解析】现在完成时与过去完成时的正确使用。4.Theboywhoisplayingfootballismybrother.(√)【解析】定语从句关系代词使用正确。5.IfIwereyou,Iwouldcallherimmediately.(√)【解析】虚拟语气第二人称假设正确。6.Theywenttothemuseumwhentheywerechildren.(×)【解析】应为过去进行时，表示过去某个时间点正在进行的动作。7.Theteachertoldusthatthesunsetsinthewest.(√)【解析】宾语从句时态正确。8.Shewishesshecouldflylikeabird.(√)【解析】wishes后需用虚拟语气。9.Thestudentswerecleaningtheclassroomwhentheprincipalarrived.(√)【解析】过去进行时使用正确。10.IfIhadmoremoney,Iwouldbuyacar.(√)【解析】虚拟语气与过去事实相反的假设正确。四、简答题（每题2分，共16分）1.Explainthedifferencebetween"will"and"begoingto"infuturetense.【参考答案】"Will"isusedfordecisionsmadeatthemomentofspeakingorpredictionsbasedonpresentevidence.Forexample:"Itwillraintomorrow.""Begoingto"isusedforplansorintentionsmadeinadvance.Forexample:"Iamgoingtovisitmygrandparentsnextweek."【解析】需分别说明两种时态的用法和区别，并举例说明。2.Howdoyouformthepassivevoiceinthepresentperfecttense?【参考答案】Presentperfectpassive:have/has+been+pastparticiple.Forexample:"Thebookhasbeenreadbythestudents."【解析】需说明现在完成时被动语态的构成，并举例。3.Whatisthefunctionof"if"clausesinconditionalsentences?【参考答案】"If"clausesexpressconditions.Firsttype(realcondition):if+present,...will+baseverb.Secondtype(unrealcondition):if+past,...would+baseverb.Forexample:"Ifitrains,wewillstayhome."【解析】需说明if从句的作用和两种基本类型。4.Whydoweusethepastcontinuoustenseinstories?【参考答案】Pastcontinuousshowsactionshappeningatthesametimeinthepast.Forexample:"Whileshewasreading,thecatenteredtheroom."Itcreatesvividscenesandshowsbackgroundactions.【解析】需说明过去进行时的作用和场景。5.HowcanyouexpresswishesinEnglish?【参考答案】Use"wishes+subject+could/would+baseverb."Forexample:"Hewisheshecouldtraveltheworld."Oruse"wouldliketo+baseverb."Forexample:"Iwouldliketobeadoctor."【解析】需说明表达愿望的两种常见结构。6.Whatisthedifferencebetween"since"and"for"?【参考答案】"Since"referstoaspecificpointintime(e.g.,since2020)."For"referstoaduration(e.g.,forthreeyears).Forexample:"Shehaslivedheresince2018."/"HestudiedEnglishforfiveyears."【解析】需说明两个介词的用法区别。7.Howdoyouuse"assoonas"insentences?【参考答案】"Assoonas"introducestimeclauses,meaning"themomentsomethinghappens."Structure:assoonas+presenttense,...will+baseverb.Forexample:"AssoonasIfinishmyhomework,Iwillplaybasketball."【解析】需说明assoonas的用法和结构。8.WhyisthepassivevoiceimportantinEnglish?【参考答案】Thepassivevoicefocusesonthereceiveroftheaction,notthedoer.Itisusefulwhenthedoerisunknownorunimportant.Forexample:"Thewindowwasbrokenbythewind."【解析】需说明被动语态的重要性和使用场景。五、应用题（每题4分，共24分）1.Rewritethefollowingsentenceinpassivevoice:"Thestudentscleanedtheclassroomyesterday."【参考答案】"Theclassroomwascleanedbythestudentsyesterday."【解析】需将主动语态改为被动语态，注意时态和主语变化。2.Completethesentencewiththecorrectformoftheverbinbrackets:"IfI______(have)amilliondollars,I______(travel)aroundtheworld."【参考答案】"IfIhad/wouldtravel"【解析】需用虚拟语气，if从句用过去时，主句用would+动词原形。3.Changethefollowingsentenceintoaquestion:"Sheisreadingabooknow."【参考答案】"Isshereadingabooknow?"【解析】需将陈述句改为一般疑问句，注意助动词位置。4.Transformthefollowingsentenceintothepassivevoice:"Theteachergaveussomehomeworklastnight."【参考答案】"Somehomeworkwasgiventouslastnight."【解析】需将主动语态改为被动语态，注意间接宾语变主语。5.Completethesentencewiththecorrectformoftheverbinbrackets:"Ifit______(rain)tomorrow,we______(notgo)tothebeach."【参考答案】"Ifitrains/won’tgo"【解析】需用一般现在时表示条