2026年重庆市苏教版初中英语八年级上册第3单元语法练习题

2026年重庆市苏教版初中英语八年级上册第3单元语法练习题一、单项选择题（总共10题，每题2分，共20分）1.ThenewEnglishteacheroftenasksusto______Englishstoriesinclasstoimproveourspeakingskills.Whichofthefollowingsentencesisgrammaticallycorrect?A.readloudlytheB.readtheloudlyC.loudlyreadtheD.thereadloudly2.Mysister______totheradioeverymorningwhilesheisgettingdressed,butshedoesn’tlistentothemusicactively.Whattenseshouldbeusedheretodescribethishabitualaction?A.listenB.listensC.islisteningD.haslistened3."______youfinishyourhomework,youcangoouttoplaywithyourfriends."Thissentenceisanexampleofwhichgrammaticalstructure?A.sothatB.assoonasC.becauseD.unless4.Theboy______hisbikewhenhesawthepolicecarapproaching.Whichverbformcorrectlycompletesthesentence?A.wasridingB.isridingC.willrideD.rode5.IfI______moretime,Iwouldhelpyoufinishtheprojectearlier.Whichverbformshouldbeusedtoexpressahypotheticalsituation?A.haveB.hadC.havingD.willhave6."Thestudents______tothelibraryyesterdaytoborrowbooksaboutscience."Whattenseisusedtodescribeacompletedactioninthepast?A.goB.wentC.goesD.hasgone7.Mymotheraskedme______thedoorbeforeIenteredtheroom.Whichmodalverbismissinginthesentence?A.tocloseB.closingC.closedD.close8."______itrainedheavily,westillwentforapicnic."Whichconjunctioncorrectlyjoinsthetwoclauses?A.SoB.ButC.BecauseD.Although9.Theteachertoldtheclass______lateagainortheywouldlosethefieldtrip.Whatstructureisusedtogiveawarning?A.nottobeB.tonotbeC.notbeingD.beingnot10."I______toLondonnextmonthforabusinesstrip."Whichverbformcorrectlyexpressesafutureplan?A.willgoB.goC.goingD.goes二、填空题（总共10题，每题2分，共20分）1.Thegirloften______(watch)TVafterdinnereveryday.2.Ifyou______(study)harder,youwillpasstheexameasily.3.Myfather______(notgo)totheofficeyesterdaybecausehewassick.4.Sheaskedme______(open)thewindowforher.5.Thechildren______(play)hide-and-seekinthegardenwhenIarrived.6.We______(notfinish)ourhomeworkyet,sowecan’twatchamovie.7.Youmust______(be)ontimeforthemeetingtomorrow.8.Ifit______(rain)tomorrow,wewillcancelthepicnic.9.Theteachertoldthestudents______(nottalk)loudlyinthelibrary.10.Mybrother______(travel)toJapannextyearforavacation.三、判断题（总共10题，每题2分，共20分）1.Thesentence"Hehaseatenbreakfast"isusedtodescribeanactionthathappenedinthepast.(×)2.Themodalverb"must"isusedtoexpressnecessityorobligation.(√)3.Thestructure"subject+will+baseformofverb"isusedtomakepredictionsaboutthefuture.(√)4.Thesentence"IfIwereyou,Iwouldstudymore"isusedtogiveadvice.(√)5.Thepastcontinuoustenseisusedtodescribeanactionthatwasinterruptedbyanotheraction.(√)6.Themodalverb"can"isusedtoexpressability.(√)7.Thesentence"Thestudentswereplayingbasketballwhentheteacherarrived"isanexampleofthepastcontinuoustense.(√)8.Thestructure"subject+presentperfect+pastparticiple"isusedtodescribeanactionthathappenedatanunspecifiedtimeinthepast.(√)9.Themodalverb"might"isusedtoexpresspossibility.(√)10.Thesentence"Youshouldnotleaveyourhomeworkathome"isusedtogiveasuggestion.(√)四、简答题（总共8题，每题2分，共16分）1.Whatisthedifferencebetweenthesimplepresenttenseandthepresentcontinuoustense?2.Howdoyouformasentenceusingthemodalverb"must"?3.Whatisthepurposeofusingthestructure"if+presentsimple,will+baseformofverb"?4.Howdoyouformasentenceusingthepastcontinuoustense?5.Whatisthedifferencebetween"should"and"oughtto"?6.Howdoyouformasentenceusingthepresentperfecttense?7.Whatisthepurposeofusingthestructure"sothat+clause"?8.Howdoyouformasentenceusingthemodalverb"can"?五、应用题（总共8题，每题4分，共24分）1.Rewritethefollowingsentenceusingthepastcontinuoustense:"Thegirlwasreadingabookwhenhermothercalledher."2.Rewritethefollowingsentenceusingthepresentperfecttense:"Ihavefinishedmyhomework."3.Rewritethefollowingsentenceusingthemodalverb"must":"Youneedtostudyharderfortheexam."4.Rewritethefollowingsentenceusingthestructure"if+presentsimple,will+baseformofverb":"Ifitrainstomorrow,wewillcancelthepicnic."5.Rewritethefollowingsentenceusingthepastcontinuoustense:"Thestudentswereplayingsoccerwhentheteacherarrived."6.Rewritethefollowingsentenceusingthemodalverb"can":"Youareabletoswim."7.Rewritethefollowingsentenceusingthepresentperfecttense:"ShehasvisitedLondonthreetimes."8.Rewritethefollowingsentenceusingthemodalverb"might":"Itispossiblethathewillpasstheexam."【标准答案及解析】一、单项选择题1.D.thereadloudly解析：正确的语序应为"readtheloudly"，表示"大声地读这本书"。选项A和C的语序错误，选项B的副词位置不当。2.B.listens解析：描述日常习惯时，应使用一般现在时。句子意为"我的姐姐每天早上穿衣服时都听收音机"，表示固定习惯。3.B.assoonas解析：句子意为"你一完成作业就可以出去玩"，表示时间上的先后顺序，应使用"assoonas"。4.A.wasriding解析：描述过去某个时间点正在进行的动作，应使用过去进行时。句子意为"那个男孩看到警察车靠近时正在骑自行车"。5.B.had解析：虚拟语气中，表示与过去事实相反的假设，主句应使用"would+baseform"，从句使用"had+pastparticiple"。6.B.went解析：描述过去完成的动作，应使用一般过去时。句子意为"学生们昨天去图书馆借了关于科学的书"。7.A.toclose解析：动词不定式作宾语，表示目的。句子意为"妈妈让我在进入房间前关上门"。8.D.Although解析：句子意为"虽然雨下得很大，我们还是去野餐了"，表示转折关系，应使用"although"。9.A.nottobe解析：情态动词后的动词必须使用原形，否定形式为"not+to+baseform"。句子意为"老师告诉全班如果再迟到，就会失去郊游机会"。10.A.willgo解析：表示将来计划或意图，使用"will+baseform"。句子意为"我下个月将去伦敦出差"。二、填空题1.watches解析：描述日常习惯，使用一般现在时。句子意为"那个女孩每天晚饭后都看电视"。2.study解析：if引导的条件状语从句，描述现在情况，使用一般现在时。句子意为"如果你学习更努力，就会轻松通过考试"。3.didnotgo解析：描述过去未发生的动作，使用一般过去时的否定形式。句子意为"我父亲昨天没去办公室，因为他生病了"。4.toopen解析：动词不定式作宾语，表示目的。句子意为"老师让我帮她打开窗户"。5.wereplaying解析：描述过去某个时间点正在进行的动作，使用过去进行时。句子意为"我到的时候孩子们正在花园里玩捉迷藏"。6.havenotfinished解析：描述动作完成到现在的状态，使用现在完成时。句子意为"我们还没完成作业，所以不能看电影"。7.be解析：情态动词后的动词必须使用原形。句子意为"你必须准时参加明天的会议"。8.rains解析：if引导的条件状语从句，描述将来情况，使用一般现在时。句子意为"如果明天下雨，我们将取消野餐"。9.nottotalk解析：动词不定式作宾语，表示目的。句子意为"老师告诉学生图书馆里不能大声说话"。10.willtravel解析：表示将来计划或意图，使用"will+baseform"。句子意为"我哥哥明年将去日本度假"。三、判断题1.×解析："haseatenbreakfast"是现在完成时，表示动作完成对现在的影响，而非过去发生。2.√解析："must"表示必须或义务，如"youmustleavenow"。3.√解析："will+baseform"用于预测未来，如"itwillraintomorrow"。4.√解析："IfIwereyou"是虚拟语气，表示与现在事实相反的假设。5.√解析：过去进行时描述过去某个时间点正在进行的动作，如"hewassleepingwhenIcalled"。6.√解析："can"表示能力，如"youcanswim"。7.√解析："wereplaying"是过去进行时，描述过去某个时间点正在进行的动作。8.√解析："have+pastparticiple"用于描述过去发生且与现在有关的行为。9.√解析："might"表示可能性，如"hemightbelate"。10.√解析："should"表示建议，如"youshouldstudymore"。四、简答题1.简单现在时用于描述习惯性动作或事实，一般现在时用于主语是第三人称单数时动词变形。过去进行时用于描述过去某个时间点正在进行的动作。2."must+baseform"，如"youmustgonow"。3.用于表示条件关系，如"Ifitrains,wewillcancelthepicnic"。4."subjec