2026年苏教版初中英语八年级上册第5单元语法练习题及答案

2026年苏教版初中英语八年级上册第5单元语法练习题及答案第1页共1页2026年苏教版初中英语八年级上册第5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.Ifyourfriendasksforhelpcarryingheavyboxes,whichofthefollowingexpressionsismostappropriate?A.I'mbusynow,pleaseasksomeoneelse.B.Sure,I'dbehappytohelpyou.C.It'snoneofmybusiness.D.Whyareyouaskingme?参考答案：B2.Whenyouagreetodosomethingyourfriendhasaskedyoutodo,whichofthefollowingphrasescanyouuse?A.Idon'tthinkso.B.I'mnotsureaboutthat.C.Iagreetodoit.D.It'snotmyproblem.参考答案：C3.Toexpresssurpriseaboutsomethinggoodthathappened,whichofthefollowingsentencesiscorrect?A.Whatapity!B.Howamazing!C.Idon'tcare.D.Itdoesn'tmatter.参考答案：B4.Ifyouwanttosuggestmeetingatadifferenttime,whichofthefollowingisagoodwaytosayit?A.Idon'twanttomeet.B.Let'smeettomorrow.C.It'suptoyou.D.Ican'tdecide.参考答案：D5.Toapologizeforbeinglate,whichofthefollowingexpressionsissuitable?A.I'msorry,butit'snotmyfault.B.It'sokay,Iunderstand.C.I'msorryforbeinglate.D.Itdoesn'tmatter.参考答案：C6.Whenyouwanttoinvitesomeonetoaparty,whichofthefollowingisagoodinvitation?A.Youarenotinvited.B.Idon'twanttoinviteanyone.C.Wouldyouliketocometomyparty?D.It'syourfault.参考答案：C7.Ifyouwanttoofferhelptosomeone,whichofthefollowingisapolitewaytodoit?A.Idon'tneedyourhelp.B.It'snoneofyourbusiness.C.CanIhelpyou?D.Ican'thelpyou.参考答案：C8.Toexpressyouropinionaboutamovieyouwatched,whichofthefollowingisagoodwaytosayit?A.Idon'thaveanyopinion.B.Ithinkit'sboring.C.Ireallyenjoyedit.D.It'snotmyfavorite.参考答案：C9.Ifyourfriendasksforhelpwithhomework,whichofthefollowingisahelpfulresponse?A.Idon'tknowtheanswer.B.It'syourresponsibility.C.Letmehelpyou.D.I'mtoobusytohelp.参考答案：C10.Whenyouwanttoaskforsomeone'sopinion,whichofthefollowingisagoodwaytodoit?A.Idon'tcarewhatyouthink.B.It'syourdecision.C.Whatdoyouthinkaboutthis?D.It'snoneofyourconcern.参考答案：C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.Sheoften______(go)tothelibraryafterschool.参考答案：goes2.Myfather______(watch)TVeveryeveninglastweek.参考答案：watched3.What______you______(do)whenitrainedyesterday?参考答案：were,doing4.Ifit______(rain)tomorrow,wewillstayathome.参考答案：rains5.Theboy______(play)basketballnow.参考答案：isplaying6.They______(notfinish)theirhomeworkyet.参考答案：haven'tfinished7.I______(be)busyyesterdayafternoon.参考答案：wasbusy8.He______(notbe)atschoollastMondaybecausehewasill.参考答案：wasn't9.Wewillgototheparkifit______(notrain)tomorrow.参考答案：doesn'train10.Mysisterusually______(cook)dinnerforthefamily.参考答案：cooks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.Ifyouwanttoasksomeoneabouttheiropinion,youcanuse"Whatdoyouthinkabout...?"参考答案：√2.Thestructure"Subject+Verb+Object"isthebasicstructureofasentence.参考答案：√3.Whenwetalkaboutthepast,weusuallyusethesimplepasttense.参考答案：√4.Theword"always"means"sometimes".参考答案：×5.Inthesentence"Heisreadingabook","isreading"isapresentcontinuoustenseform.参考答案：√6.Theword"because"isusedtoconnecttwosentences,showingreasonandresult.参考答案：√7.Thesentence"Theboyisplayingfootball"isanegativesentence.参考答案：×8.Thepastformof"go"is"went".参考答案：√9.Theword"sofa"isauncountablenoun.参考答案：×10.Inthesentence"Theywenttotheparkyesterday","yesterday"isafrequencyadverb.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.WhatisthemainfunctionofthesimplepresenttenseinEnglish?参考答案：Tostategeneraltruths,facts,orhabitualactions.2.Howdoyouformthepastsimpletenseofregularverbs?参考答案：Add"-ed"tothebaseformoftheverb.Forexample,"walk"becomes"walked".3.Canyougiveanexampleofasentenceusingthepresentcontinuoustense?参考答案：Forexample:"IamwatchingTVnow."Thistenseisusedtodescribeactionshappeningatthemomentofspeaking.4.Whatisthedifferencebetween"can"and"may"inEnglish?参考答案："Can"isusedforabilityorpermission,while"may"isusedforpossibilityorpermissioninmoreformalsituations.5.Howdoyoumakeanegativesentenceinthesimplepasttense?参考答案：Forexample:"Shedidnotgotoschoolyesterday."Changethemainverbtoitspastformandadd"not".6.Inwhatsituationsdoweusethefuturewith'will'?参考答案：Forexample:"Iwillcallyoutomorrow."Itisusedforpredictions,decisions,orpromisesaboutthefuture.7.Explaintheuseof"too","either","so",and"very"insentences.参考答案：①"Too"means"also";②"Either"means"too"innegativesentences;③"So"indicatesaresult;④"Very"means"extremely".8.Howdoyouformthepastcontinuoustense?参考答案：Add"was/were"andthepresentparticiple(-ingform)oftheverb.Forexample,"Iwaswalking."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）ThecityofGreenfieldisplanningtoimproveitspublicsafetybyinstallingnewtrafficlightsatkeyintersections.Thelocalgovernmenthasreceivedtwoproposalsfromdifferentcompanies.ProposalAsuggestsusingenergy-efficientLEDlightsthatcost1,200perintersectionbuthavealifespanof10years.ProposalBrecommendstraditionalincandescentlightsthatcost800perintersectionbutneedtobereplacedevery3years.Bothproposalsaimtominimizethetotalcostovera10-yearperiod,includinginstallationandmaintenance.Thecitycouncilneedstodecidewhichproposalismorecost-effective.Tomakeaninformeddecision,theyhavegathereddataontheannualmaintenancecostsforeachtypeoflight.LEDlightsrequire100ofmaintenanceperyear,whileincandescentlightsneed300ofmaintenanceannually.Thecouncilalsoconsiderstheenvironmentalimpact,asLEDlightsconsumelessenergyandproducelesspollution.1.Whatisthemainpurposeofthepassage?A.TodescribethedifferencesbetweenLEDandincandescentlights.B.Tocomparethecostsoftwotrafficlightproposals.C.Toexplainhowtoinstalltrafficlightsinacity.D.Topromotetheuseofenergy-efficientLEDlights.参考答案：B2.Accordingtothepassage,whatisthemainadvantageofLEDlightsoverincandescentlights?A.Theyarecheapertopurchase.B.Theylastlonger.C.Theyrequirelessmaintenance.D.Theyaremoreenvironmentallyfriendly.参考答案：D3.HowmuchwillProposalAcostovera10-yearperiod,includinginstallationandmaintenance?A.12,000B.20,000C.32,000D.40,000参考答案：C4.HowmuchwillProposalBcostovera10-yearperiod,includinginstallationandmaintenance?A.8,000B.16,000C.28,000D.36,000参考答案：D5.Whichproposalismorecost-effectiveovera10-yearperiod?A.ProposalAB.ProposalBC.Bothproposalscostthesame.D.Itisimpossibletodeterminewithoutmoreinformation.参考答案：A6.WhatisthetotalmaintenancecostforLEDlightsover10years?A.1,000B.3,000C.10,000D.30,000参考答案：C7.Whatisthetotalmaintenancecostforincandescentlightsover10years?A.2,400B.4,500C.9,000D.27,000参考答案：D8.Whatfactorbesidescostismentionedinthepassagethatthecitycouncilconsiderswhenmakingtheirdecision?A.Thecolorofthelights.B.Thebrightnessofthelights.C.Theenvironmentalimpact.D.Thebrandofthelights.参考答案：C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“如何礼貌地帮助他人”。A选项表达拒绝，不礼貌；B选项表达愿意帮助，符合题意；C选项表达冷漠，不礼貌；D选项表达疑惑，不符合题意。故选B。2.参考答案：C解析：本题考查“如何表达同意”。A选项表达不同意；B选项表达不确定；C选项表达同意；D选项表达不关心。故选C。3.参考答案：B解析：本题考查“如何表达惊讶”。A选项表达遗憾；B选项表达惊讶；C选项表达不关心；D选项表达不重要。故选B。4.参考答案：D解析：本题考查“如何建议改变时间”。A选项表达不想见面；B选项表达建议明天见面；C选项表达让对方决定；D选项表达无法决定，不符合题意。故选D。5.参考答案：C解析：本题考查“如何道歉”。A选项表达不承认错误；B选项表达理解；C选项表达道歉；D选项表达不重要。故选C。6.参考答案：C解析：本题考查“如何发出邀请”。A选项表达不邀请；B选项表达不想邀请；C选项表达邀请；D选项表达不关心。故选C。7.参考答案：C解析：本题考查“如何提供帮助”。A选项表达不需要帮助；B选项表达不关你的事；C选项表达提供帮助；D选项表达无法提供帮助。故选C。8.参考答案：C解析：本题考查“如何表达对电影的看法”。A选项表达没有意见；B选项表达觉得无聊；C选项表达喜欢；D选项表达不是最喜欢的。故选C。9.参考答案：C解析：本题考查“如何帮助他人”。A选项表达不知道答案；B选项表达是你的责任；C选项表达帮助；D选项表达太忙无法帮助。故选C。10.参考答案：C解析：本题考查“如何询问意见”。A选项表达不关心你的想法；B选项表达是你的决定；C选项询问意见；D选项表达不关你的事。故选C。二、填空题1.参考答案：goes解析：本题考查一般现在时的第三人称单数形式。主语是She，动词go的第三人称单数形式是goes，表示经常性动作。2.参考答案：watched解析：本题考查一般过去时。时间状语lastweek表示过去的时间，动词watch用一般过去时形式watched。3.参考答案：were,doing解析：本题考查一般过去时的疑问句结构。What引导的疑问句中，主语you是复数，谓语动词用were，do的过去式是did，但在疑问句中用do。4.参考答案：rains解析：本题考查一般现在时的条件状语从句。If引导的条件状语从句中，主语it是第三人称单数，动词rain用一般现在时形式rains。5.参考答案：isplaying解析：本题考查现在进行时。时间状语now表示动作正在进行，动词play的现在进行时是isplaying。6.参考答案：haven'tfinished解析：本题考查现在完成时的否定形式。主语they是复数，助动词have的过去分词是haven't，动词finish的过去分词是finished。7.参考答案：wasbusy解析：本题考查一般过去时。时间状语yesterdayafternoon表示过去的时间，动词be的过去式是was，表示状态。8.参考答案：wasn't解析：本题考查一般过去时的否定形式。主语he是第三人称单数，助动词be的过去式否定形式是wasn't。9.参考答案：doesn'train解析：本题考查一般现在时的条件状语从句。If引导的条件状语从句中，主语it是第三人称单数，动词rain的否定形式是doesn'train。10.参考答案：cooks解析：本题考查一般现在时的第三人称单数形式。主语Mysister是第三人称单数，动词cook的第三人称单数形式是cooks，表示经常性动作。三、判断题1.参考答案：√解析：本题考查宾语从句。题干表述正确，"Whatdoyouthinkabout...?"是宾语从句的常见用法，用于询问对方对某事的看法。2.参考答案：√解析：本题考查简单句的基本结构。题干表述正确，简单句的基本结构是主语+谓语+宾语。3.参考答案：√解析：本题考查时态的用法。题干表述正确，当我们谈论过去发生的事情时，通常使用一般过去时。4.参考答案：×解析：本题考查副词的用法。题干表述错误，"always"的意思是“总是”，表示频率，而不是“有时”。5.参考答案：√解析：本题考查时态的用法。题干表述正确，"isreading"是现在进行时，表示正在进行的动作。6.参考答案：√解析：本题考查连词的用法。题干表述正确，"because"用于连接两个句子，表示原因和结果。7.参考答案：×解析：本题考查句子的类型。题干表述错误，"Theboyisreadingabook"是一个肯定句，不是否定句。8.参考答案：√解析：本题考查动词的过去式。题干表述正确，"go"的过去式是"went"。9.参考答案：×解析：本题考查名词的类别。题干表述错误，"sofa"是一个可数名词，不是不可数名词。10.参考答案：×解析：本题考查时态的用法。题干表述错误，"yesterday"是一个时间副词，不是频率副词。四、简答题1.参考答案：Tostategeneraltruths,facts,orhabitualactions.解析：本题考查〈简单现在时态的用法〉。简单现在时主要用来陈述一般真理、事实或习惯性动作。例如："Thesunrisesintheeast.""ShestudiesEnglisheveryday."这些句子都表达了普遍规律或经常发生的动作。2.参考答案：Add"-ed"tothebaseformoftheverb.Forexample,"walk"becomes"walked".解析：本题考查〈规则动词过去式构成〉。规则动词的过去式是在动词原形后加"-ed"。例如："play"变成"played"，"clean"变成"cleaned"。3.参考答案：Forexample:"IamwatchingTVnow."Thistenseisusedtodescribeactionshappeningatthemomentofspeaking.解析：本题考查〈现在进行时态的用法〉。现在进行时态用来描述说话时正在发生的动作。例如："Heiseatingdinner.""Thechildrenareplayinginthepark."4.参考答案："Can"isusedforabilityorpermission,while"may"isusedforpossibilityorpermissioninmoreformalsituations.解析：本题考查〈can和may的用法区别〉。"Can"表示能力或请求允许，而"may"在更正式场合表示可能性或请求允许。例如："Canyouhelpme?""MayIuseyourphone?"5.参考答案：Forexample:"Shedidnotgotoschoolyesterday."Changethemainverbtoitspastformandadd"not".解析：本题考查〈简单过去时态的否定句构成〉。否定句是在主语后加助动词"didnot"（didn't），然后将主要动词变回原形。例如："Hedidnotseeme."6.参考答案：Forexample:"Iwillcallyoutomorrow."Itisusedforpredictions,decisions,orpromisesaboutthefuture.解析：本题考查〈will用于未来的用法〉。will用于表达预测、决定或承诺。例如："Itwillraintomorrow.""Iwillfinishmyhomeworktonight."7.参考答案：①"Too"means"also";②"Either"means"too"innegativesentences;③"So"indicatesaresult;④"Very"means"extremely".解析：本题考查〈too,either,so,very的用法〉。too表示"也"，用于肯定句；either在否定句中表示"也"；so表示"因此"；very表示"非常"。例如："Heistootired.""Iamtoo.""Youareeitherrightorwrong.""Itissohot.""Sheisverybeautiful."8.参考答案：Add"was/were"andthepresentparticiple(-ingform)oftheverb.Forexample,"Iwaswalking."解析：本题考查〈过去进行时态的构成〉。过去进行时态由"was/were"加动词的现在分词(-ing形式)构成。例如："Theyweresleeping.""Shewasreadingabook."五、阅读理解题1.参考答案：B解析：本题考查文章主旨。文章主要目的是比较两个交通灯提案的成本。选项A、C、D虽然提到了文章中的某些信息，但不是文章的主要目的。正确答案对应材料中的“Bothproposalsaimtominimizethetotalcostovera10-yearperiod”。2.参考答案：D解析：本题考查对细节的理解。文章提到LED灯消耗更少的能量，产生更少的污染，这是它们的主要优势。选项A、B、C虽然都是LED灯的特点，但不是文章强调的主要优势。正确答案对应材料中的“asLEDlights