2026年人教版初中英语下册第8单元语法重点习题

2026年人教版初中英语下册第8单元语法重点习题一、单项选择题（总共10题，每题2分，共20分）1.根据语境，选择合适的词填空：Mybrotheroftenhelpsmewithmyhomework,andheisvery______.A.happyB.helpfulC.heavyD.high解析：根据句意“我的哥哥经常帮助我做作业，他非常______”，此处应填形容词表示“乐于助人”，正确选项为B。A项“快乐的”、C项“沉重的”、D项“高的”均不符合语境。干扰项设计：A项利用“h”发音干扰，C项利用“he”同音干扰，D项利用“help”同音干扰。2.选择正确的时态填空：Theteachertoldusthatthemeeting______at9o'clockyesterdaymorning.A.willstartB.startedC.hasstartedD.wouldstart解析：根据“yesterdaymorning”可知句子描述过去发生的事，应用一般过去时，正确选项为B。干扰项设计：A项一般将来时与时间状语矛盾，C项现在完成时错误，D项过去将来时不符合语境。3.选择合适的介词填空：Sheisgoodatplayingthepiano,butshedoesn'tlike______musicverymuch.A.listentoB.listeningtoC.tolistenD.listenedto解析：固定搭配“likedoingsth”中应用动名词，正确选项为B。干扰项设计：A项缺少动名词形式，C项“tolisten”错误，D项“listenedto”为过去分词形式。4.选择合适的情态动词填空：You______bringyourownlunchtoschoolifyouwanttosavemoney.A.mustB.canC.maynotD.needn't解析：根据“ifyouwanttosavemoney”可知句子表示“不需要”，正确选项为D。干扰项设计：A项“必须”与语境矛盾，B项“可以”错误，C项“可能不”与句意相反。5.选择合适的形容词比较级填空：Thisbookis______thanthatone,butit'smoreinteresting.A.expensiveB.expensiveerC.moreexpensiveD.themostexpensive解析：比较级结构“than”前应用形容词原级，正确选项为A。干扰项设计：B项拼写错误，C项缺少“than”，D项应用最高级。6.选择合适的动词形式填空：Ifit______tomorrow,wewillgotothepark.A.doesn'trainB.won'trainC.rainedD.isn'training解析：if引导的条件状语从句中，主句用一般将来时，从句用一般现在时，正确选项为A。干扰项设计：B项缺少“doesn't”，C项一般过去时错误，D项现在进行时错误。7.选择合适的名词填空：Myfatherboughtmeabirthday______formy16thbirthday.A.presentB.presentsC.giftD.gifts解析：不可数名词“present”前不用复数形式，正确选项为A。干扰项设计：B项复数错误，C项“gift”与“present”同义但需单数，D项复数错误。8.选择合适的代词填空：ThisisthefirsttimeI______toLondon.A.goB.wentC.havegoneD.willgo解析：固定句型“thefirsttime”后接现在完成时，正确选项为C。干扰项设计：A项一般现在时错误，B项一般过去时错误，D项一般将来时错误。9.选择合适的非谓语动词填空：Theboysittingnexttome______veryfriendly.A.isB.beingC.isbeingD.arebeing解析：现在分词作形容词修饰名词，正确选项为B。干扰项设计：A项缺少分词，C项“isbeing”为被动语态，D项主谓不一致。10.选择合适的宾语补足语填空：Shemadeherchildren______homeworkafterdinnereveryday.A.doB.doesC.didD.doing解析：makesbdosth固定结构，正确选项为A。干扰项设计：B项第三人称单数错误，C项一般过去时错误，D项缺少不定式符号。二、填空题（总共10题，每题2分，共20分）1.Mysisteris______thanme.Shecanspeakthreelanguages.______sheisveryshy.2.Ifyou______moreexercise,youwillbehealthier.3.TheteachertoldusthattheEarth______aroundtheSun.4.He______totheconcertlastnight,buthewastootiredtoenjoyit.5.Myfather______meanewbikeformybirthdaynextmonth.6.Sheisgoodatsingingandsheoften______inschoolconcerts.7.You______bringanumbrellawithyoubecauseitmightrainthisafternoon.8.Thisbookis______interestingthanthatone,althoughitismoredifficult.9.Ifit______tomorrow,wewillhaveapicnicinthepark.10.Theboy______nexttomeismybestfriend.Healwayshelpsmewithmyproblems.三、判断题（总共10题，每题2分，共20分）1.Youmustfinishyourhomeworkbeforeyougotobed.（×）解析：根据单元语法“must”表示“必须”，但句子缺少时间状语从句，应改为“Youmustfinishyourhomeworkbeforeyougotobed.”2.Shecanplaythepianoverywell.（√）解析：固定搭配“candosth”表示“能够做某事”，符合单元语法“情态动词can”的用法。3.Themeetingwillstartat8o'clocktomorrowmorning.（×）解析：根据单元语法“will”表示“将来”，但句子缺少时间状语从句，应改为“Ifitwillstartat8o'clocktomorrowmorning,wewillbelate.”4.Hewenttotheconcertlastnight.（√）解析：一般过去时符合单元语法“一般过去时”的用法，表示过去发生的动作。5.Sheboughtmeabirthdaypresentformy16thbirthday.（√）解析：固定搭配“birthdaypresent”符合单元语法“名词的用法”，且时态正确。6.Youcanbringyourownlunchtoschoolifyouwanttosavemoney.（×）解析：根据单元语法“can”表示“可以”，但句子缺少条件状语从句，应改为“Ifyoucanbringyourownlunchtoschool,youwillsavemoney.”7.Thisbookismoreexpensivethanthatone.（√）解析：比较级结构“moreexpensivethan”符合单元语法“形容词比较级”的用法。8.Shedoesn'tlikelisteningtomusicverymuch.（√）解析：固定搭配“likelisteningtosth”符合单元语法“动名词的用法”。9.TheEarthgoesaroundtheSun.（√）解析：一般现在时符合单元语法“一般现在时的用法”，表示客观事实。10.Theboysittingnexttomeismybestfriend.（√）解析：现在分词作形容词修饰名词符合单元语法“非谓语动词的用法”。四、简答题（总共8题，每题2分，共16分）1.Whattimedoesthemeetingstarttomorrowafternoon?答：Themeetingstartsat3o'clocktomorrowafternoon.解析：根据单元语法“一般将来时”，正确表达为“willstartat3o'clock.”2.Canyouplaytheguitar?答：Yes,Ican.Istartedlearningitlastyear.解析：根据单元语法“情态动词can”，正确回答需用“Yes,Ican.”并补充细节。3.Whydon'tyoulikelisteningtorockmusic?答：Becauseitistooloudanditmakesmenervous.解析：根据单元语法“情态动词don't”，正确回答需用“Because”引出原因。4.Whatdidyoudolastweekend?答：Iwenttothelibrarywithmyfriendsandstudiedfortheexam.解析：根据单元语法“一般过去时”，正确回答需用“wentto”和“studied.”5.Howoftendoyouvisityourgrandparents?答：Ivisitthemeveryweekend.解析：根据单元语法“Howoften”，正确回答需用“everyweekend.”6.Whatareyougoingtodothissummervacation?答：IamgoingtotraveltoShanghaiwithmyfamily.解析：根据单元语法“begoingto”，正确回答需用“amgoingtotraveltoShanghai.”7.Whymustwefinishourhomeworkontime?答：Becauseithelpsuslearnnewthingsandimprovesourgrades.解析：根据单元语法“must”，正确回答需用“Because”引出原因。8.Whatisthefirstthingyoudoeverymorning?答：IdrinkacupofmilkandthenIbrushmyteeth.解析：根据单元语法“一般现在时”，正确回答需用“drink”和“brush.”五、应用题（总共8题，每题4分，共24分）1.Writeashortparagraphaboutyourfavoritehobby.Includewhenyoudoitandwhyyoulikeit.答：Myfavoritehobbyisplayingbasketball.Iplayiteveryafternoonafterschool.Ilikeitbecauseitisfunandithelpsmestayhealthy.解析：根据单元语法“一般现在时”和“情态动词”，正确表达需包含时间状语从句和原因状语从句。2.Makeaplanforyourweekend.Includewhatyouwilldoandwhoyouwillgowith.答：Thisweekend,Iwillgotothecinemawithmyfriends.Wewillwatchanewmovieandeatpopcorn.解析：根据单元语法“begoingto”，正确表达需包含时间状语从句和计划内容。3.Writealettertoyourpenpal.Askhimabouthishobbiesandwhathedidlastweekend.答：DearTom,Howareyou?Iwanttoknowaboutyourhobbies.Whatdoyouliketodoinyourfreetime?Lastweekend,whatdidyoudo?Ihopeyouhadafuntime.Bestwishes,LiHua解析：根据单元语法“一般现在时”和“一般过去时”，正确表达需包含疑问句和礼貌用语。4.Describeamemorabletripyoutooklastyear.Wheredidyougoandwhatdidyoudothere?答：Lastyear,IwenttotheGreatWallwithmyfamily.Weclimbedtothetopandtookmanyphotos.Itwasaveryexcitingtrip.解析：根据单元语法“一般过去时”，正确表达需包含地点状语和时间状语从句。5.Makeasuggestionabouthowtoimproveyourschool.Whatdoyouthinkisimportant?答：Ithinkitisimportanttohavemoresportsactivities.Wecanhaveasportsdayeverymonth.Itwillhelpusstayhealthyandhappy.解析：根据单元语法“情态动词should”，正确表达需包含建议内容和原因状语从句。6.Writeashortstoryaboutatimeyouhelpedsomeone.Whathappenedandhowdidyoufeel?答：Lastweek,Isawanoldladydropherkeys.Ihelpedherpickthemup.Shewasverythankful.IfelthappybecauseIcouldhelpher.解析：根据单元语法“一般过去时”和“情态动词can”，正确表达需包含时间状语和情感描述。7.Describeyouridealjob.Whatdoyouwanttodoandwhy?答：Myidealjobistobeateacher.IwanttoteachEnglishbecauseitisinterestingandithelpspeoplelearnnewthings.解析：根据单元语法“一般现在时”和“情态动词would”，正确表达需包含职业描述和原因状语从句。8.Writeaparagraphaboutaprobleminyourcommunityandsuggestasolution.答：Thereisalotofpollutioninmycommunity.Manypeopledrivecarseveryday.Ithinkweshouldencouragepeopletousebikesorpublictransportation.Itwillhelpreducepollution.解析：根据单元语法“情态动词should”和“一般现在时”，正确表达需包含问题描述和解决方案。【标准答案及解析】一、单项选择题1.B2.B3.B4.D5.A6.A7.A8.C9.B10.A解析：每题均根据单元语法“时态”“情态动词”“非谓语动词”“形容词比较级”等知识点设计，干扰项利用同音词、拼写错误、时态错误等常见易错点。二、填空题1.taller;But2.exercise3.goes4.went5.willgive6.sings7.don'tneed8.more9.doesn'train10.sitting解析：每题均根据单元语法“形容词比较级”“情态动词”“一般现在时”“一般过去时”“begoingto”等知识点设计，填空题需结合语境和语法规则。三、判断题1.×2.√3.×4.√5.√6.×7.√8.√9.√10.√解析：每题均根据单元语法“情态动词”“时态”“非谓语动词”等知识点设计，判断题需结合语境和语法规则判断正误。四、简答题1.Themeetingstartsat3o'clocktomorrowafternoon.2.Yes,Ican.Istartedlearningitlastyear.3.Becauseitistooloudanditmakesmenervous.4.Iwenttothelibrarywithmyfriendsandstudiedfortheexam.5.Ivisitthemeveryweekend.6.IamgoingtotraveltoShanghaiwithmyfamily.7.Becauseithelpsuslearnnewthingsandimprovesourgrades.8.IdrinkacupofmilkandthenIbrushmyteeth.解析：每题均根据单元语法“时态”“情态动词”“非谓语动词”等知识点设计，简答题需结合语境和语法规则回答问题。五、应用题1.Myfavoritehobbyisplayingbasketball.Iplayiteveryafternoonafterschool.Ilikeitbecauseitisfunandithelpsmestayhealthy.2.Thisweekend,Iwillgotothecinemawithmyfriends.Wewillwatchanewmoviean