2026年江苏省北师大版九年级英语第12单元语法填空题库

2026年江苏省北师大版九年级英语第12单元语法填空题库一、单项选择题（总共10题，每题2分，共20分）1.Mr.Smithisinterestedincollectingstamps,______hespendsmostofhisfreetime.A.becauseB.soC.butD.although解析：本题考查连词辨析。句意为“史密斯先生对收集邮票很感兴趣，______他大部分空闲时间都花在这上面。”空格前后为转折关系，故选C。A表示原因，B表示结果，D表示让步，均不符合语境。2.Theteacheraskedthestudents______theyhadfinishedtheirhomeworkbeforetheclassstarted.A.ifB.whetherC.thatD.what解析：本题考查宾语从句。句意为“老师问学生们上课前是否完成了作业。”ask后需跟宾语从句，且从句中不缺成分，故用whether或if引导，选A。that引导宾语从句时，从句必须缺成分；what引导宾语从句时，从句中必须缺主语或宾语。3.______sheisyoung,sheworksmuchharderthanherclassmates.A.BecauseB.ThoughC.AsD.Since解析：本题考查让步状语从句。句意为“______她很年轻，她比同学们工作努力得多。”空格后主句为一般现在时，从句需用一般现在时，故选B。though表示让步，且主句和从句时态一致。4.Theboy______Ispoketoyesterdayismynewneighbor.A.whoB.whomC.thatD.which解析：本题考查定语从句。句意为“我昨天和______说话的那个男孩是我的新邻居。”先行词为boy，且在从句中作宾语，应用whom或that，但whom在口语中较少用，故选C。which指代物，不符合语境。5.Itisimportantforus______wecanhelpothers.A.thatB.ifC.whetherD.when解析：本题考查主语从句。句意为“对于我们______能够帮助他人是很重要的。”空格后为从句，且从句中不缺成分，故用that引导，选A。if和whether引导从句时，从句中必须缺成分；when表示时间，不符合语境。6.Thebook______Iborrowedfromthelibraryisveryinteresting.A.whichB.thatC.whoD.whom解析：本题考查定语从句。句意为“我向图书馆借的______书很有趣。”先行词为book，且在从句中作主语，应用which或that，故选A。who和whom指代人，不符合语境。7.______itisraining,wewillgohikingthisweekend.A.BecauseB.ThoughC.IfD.Unless解析：本题考查状语从句。句意为“______在下雨，我们这周末将去远足。”空格后主句为一般将来时，从句需用一般现在时，故选C。unless表示条件，若不下雨则不会远足，与句意不符。8.Thegirl______yousawatthepartyismysister.A.whoB.whomC.whoseD.which解析：本题考查定语从句。句意为“你在派对上看到的______女孩是我的姐姐。”先行词为girl，且在从句中作宾语，应用whom或that，但whom在口语中较少用，故选D。whose表示所属关系，不符合语境。9.Theteachertoldthestudents______theyshouldbequietinthelibrary.A.thatB.whatC.ifD.whether解析：本题考查宾语从句。句意为“老师告诉学生们______他们在图书馆应该保持安静。”tell后需跟宾语从句，且从句中不缺成分，故用that引导，选A。what引导宾语从句时，从句中必须缺主语或宾语；if和whether引导宾语从句时，从句中必须缺成分。10.Theman______Ispoketolastnightisafamouswriter.A.whoB.whomC.whoseD.which解析：本题考查定语从句。句意为“我昨晚和______说话的那个男人是一位著名作家。”先行词为man，且在从句中作宾语，应用whom或that，但whom在口语中较少用，故选D。whose表示所属关系，不符合语境。二、填空题（总共10题，每题2分，共20分）1.Ifyou______(notstudy)hard,youwillfailtheexam.参考答案：don’tstudy解析：本题考查一般现在时。if引导条件状语从句，从句用一般现在时，主句用一般将来时，故填don’tstudy。2.Thestudentsarediscussing______(go)tothezoonextSunday.参考答案：whethertogo解析：本题考查不定式。discuss后跟whethertodosth或whethernottodosth，故填whethertogo。3.______Ihaveenoughmoney,Iwilltravelaroundtheworld.参考答案：Although/Though解析：本题考查让步状语从句。空格后主句为一般将来时，从句需用一般现在时，故填Although或Though。4.Thegirl______Iamtalkingtoismybestfriend.参考答案：whom/that解析：本题考查定语从句。先行词为girl，且在从句中作宾语，应用whom或that，故填whom或that。5.Itisimportant______weshouldprotecttheenvironment.参考答案：that解析：本题考查主语从句。空格后为从句，且从句中不缺成分，故用that引导，填that。6.Thebook______Iborrowedfromthelibraryisveryinteresting.参考答案：which/that解析：本题考查定语从句。先行词为book，且在从句中作主语，应用which或that，故填which或that。7.______itisraining,wewillgohikingthisweekend.参考答案：If解析：本题考查条件状语从句。空格后主句为一般将来时，从句需用一般现在时，故填If。8.Thegirl______yousawatthepartyismysister.参考答案：whom/that解析：本题考查定语从句。先行词为girl，且在从句中作宾语，应用whom或that，故填whom或that。9.Theteachertoldthestudents______theyshouldbequietinthelibrary.参考答案：that解析：本题考查宾语从句。tell后需跟宾语从句，且从句中不缺成分，故用that引导，填that。10.Theman______Ispoketolastnightisafamouswriter.参考答案：whom/that解析：本题考查定语从句。先行词为man，且在从句中作宾语，应用whom或that，故填whom或that。三、判断题（总共10题，每题2分，共20分）1.Theboywhoiswearingablueshirtismybrother.(正确)解析：定语从句中，先行词为boy，且在从句中作主语，应用who或that，此处用who符合语境。2.Ifitrainstomorrow,wewillnotgotothepark.(正确)解析：if引导条件状语从句，主句用一般将来时，从句用一般现在时，符合语法规则。3.Thegirlthatyousawatthepartyismysister.(正确)解析：定语从句中，先行词为girl，且在从句中作宾语，应用whom或that，此处用that符合语境。4.ThebookwhichIborrowedfromthelibraryisveryinteresting.(正确)解析：定语从句中，先行词为book，且在从句中作主语，应用which或that，此处用which符合语境。5.Theteachertoldthestudentsthattheyshouldbequietinthelibrary.(正确)解析：told后需跟宾语从句，且从句中不缺成分，用that引导符合语法规则。6.ThemanwhoIspoketolastnightisafamouswriter.(正确)解析：定语从句中，先行词为man，且在从句中作宾语，应用whom或that，此处用who符合语境。7.Ifyoustudyhard,youwillpasstheexam.(正确)解析：if引导条件状语从句，主句用一般将来时，从句用一般现在时，符合语法规则。8.Thegirlwhomyousawatthepartyismysister.(正确)解析：定语从句中，先行词为girl，且在从句中作宾语，应用whom或that，此处用whom符合语境。9.ThebookthatIborrowedfromthelibraryisveryinteresting.(正确)解析：定语从句中，先行词为book，且在从句中作主语，应用which或that，此处用that符合语境。10.ThemanwhomIspoketolastnightisafamouswriter.(正确)解析：定语从句中，先行词为man，且在从句中作宾语，应用whom或that，此处用whom符合语境。四、简答题（总共8题，每题2分，共16分）1.Explainthedifferencebetween"that"and"which"inrelativeclauses.参考答案："That"canbeusedasarelativepronouninrestrictiveclausestorefertobothpeopleandthings,anditcanalsobeusedasaconjunctiontointroducenounclauses.Forexample,"ThebookthatIborrowedisinteresting.""Which"isusedasarelativepronouninnon-restrictiveclausestorefertothings,anditcanalsobeusedtointroduceadverbialclauses.Forexample,"Thebook,whichisonthetable,isinteresting."解析：本题考查定语从句中that和which的区别。that可指代人和物，用于限制性定语从句；which指代物，用于非限制性定语从句。2.Howcanyouformaconditionalsentencetype1?参考答案：Conditionalsentencetype1consistsofan"if"clauseandamainclause.The"if"clausestatesapossiblefuturesituation,andthemainclausestatesthelikelyresult.Bothclausesusethesimplepresenttense.Forexample,"Ifitrainstomorrow,wewillcancelthepicnic."解析：本题考查条件状语从句类型1的构成。if引导条件状语从句，主句用一般将来时，从句用一般现在时。3.Whatisthefunctionof"whether"inasentence?参考答案："Whether"isusedtointroducealternativesordoubts.Itcanbeusedinnounclauses,adjectiveclauses,andadverbialclauses.Forexample,"Idon’tknowwhetherhewillcome."解析：本题考查whether的用法。whether用于引导名词性从句，表示选择或不确定性。4.Howdoyouformapassivevoicesentence?参考答案：Apassivevoicesentenceconsistsofasubject,apassiveverb(be+pastparticiple),andanoptionalagent(by+noun/pronoun).Forexample,"Thebookwaswrittenbyhim."解析：本题考查被动语态的构成。被动语态由主语、be动词的过去分词和可选的by短语构成。5.Whatisthedifferencebetweenarestrictiveandanon-restrictiverelativeclause?参考答案：Arestrictiverelativeclauseisessentialtothemeaningofthesentenceandisnotseparatedbycommas.Forexample,"Thegirlwhoiswearingablueshirtismysister."Anon-restrictiverelativeclauseprovidesadditionalinformationandisseparatedbycommas.Forexample,"Thegirl,whoiswearingablueshirt,ismysister."解析：本题考查限制性定语从句和非限制性定语从句的区别。限制性定语从句对句子意义至关重要，非限制性定语从句提供额外信息。6.Howcanyouformanounclause?参考答案：Anounclausecanbeformedwith"that,""whether,""if,""how,""what,""where,""when,"etc.Forexample,"Iknowthatyouareright."解析：本题考查名词性从句的构成。名词性从句由that、whether、if等引导，在句中作主语、宾语、表语或状语。7.Whatisthefunctionof"if"inasentence?参考答案："If"isusedtointroduceconditionalsentences,expressingapossibleconditionanditsresult.Forexample,"Ifyoustudyhard,youwillpasstheexam."解析：本题考查if的用法。if用于引导条件状语从句，表示条件和结果。8.Howdoyouformarelativeclausewith"whom"?参考答案："Whom"isusedastheobjectofarelativeclausetorefertopeople.Forexample,"Thegirlwhomyousawismysister."解析：本题考查whom的用法。whom在定语从句中作宾语，指代人。五、应用题（总共8题，每题4分，共24分）1.Completethefollowingsentencewithasuitablerelativepronoun:"Thebook______Iborrowedfromthelibraryisveryinteresting."参考答案：which/that解析：先行词为book，且在从句中作主语，应用which或that，故填which或that。2.Completethefollowingsentencewithasuitableconjunction:"Theteachertoldthestudents______theyshouldbequietinthelibrary."参考答案：that解析：told后需跟宾语从句，且从句中不缺成分，用that引导符合语法规则，故填that。3.Completethefollowingsentencewithasuitableverbform:"Ifyou______(study)hard,youwillpasstheexam."参考答案：study解析：if引导条件状语从句，从句用一般现在时，主句用一般将来时，故填study。4.Completethefollowingsentencewithasuitablerelativepronoun:"Thegirl______yousawatthepartyismysister."参考答案：whom/that解析：先行词为girl，且在从句中作宾语，应用whom或that，故填whom或that。5.Completethefollowingsentencewithasuitableconjunction:"Idon’tknow______hewillcome."参考答案：whether解析：whether用于引导名词性从句，表示选择或不确定性，故填whether。6.Completethefollowingsentencewithasuitableverbform:"Thebook______Iborrowedfromthelibraryisveryinteresting."参考答案：which/that解析：先行词为book，且在从句中作主语，应用which或that，故填which或that。7.Completethefollowingsentencewithasuitableconjunction:"Theteachertoldthestudents______theyshouldbequietinthelibrary."