2025年主语从句题库及答案

主语从句题库及答案

一、单项选择题（每题2分，共10题）1.__________isafactthatEnglishisbeingacceptedasaninternationallanguage.A.ThereB.ThisC.ThatD.It2.Itworriedherabit__________herhairwasturninggray.A.whileB.thatC.ifD.for3.__________wecan'tgetseemsbetterthan__________wehave.A.What;whatB.What;thatC.That;thatD.That;what4.__________hesaidatthemeetingastonishedeverybodypresent.A.WhatB.ThatC.ThefactD.Thematter5.__________isunknowntousall.A.WheredidhegetitB.WherehegotitC.ThatwherehegotitD.Whichhegotit6.Itisstilldoubtful__________theoldbusstationshouldbereplacedwithamodernhotelornot.A.whetherB.whenC.whichD.where7.__________makesmistakesmustcorrectthem.A.WhatB.ThatC.WhoeverD.Whatever8.__________youdon'tlikehimisnoneofmybusiness.A.WhatB.WhoC.ThatD.Whether9.Itissuggested__________theworkshouldbedonewithgreatcare.A.whichB.whatC.thatD.who10.__________breaksthelawwillbepunished.A.WhoeverB.NomatterwhoC.WhomeverD.Who二、多项选择题（每题2分，共10题）1.Whichofthefollowingcanbeusedassubjectclauses?（）A.WhatyousaidB.ThatheisrightC.WhethershewillcomeD.Whowillwinthegame2.Thefollowingstatementsaboutsubjectclausesarecorrect（）A.Subjectclausescanbeintroducedbythat,whether,what,etc.B.Itcanbeusedasaformalsubjectinsentenceswithsubjectclauses.C.Subjectclausesalwayscomeatthebeginningofasentence.D.Asubjectclausefunctionsasthesubjectofasentence.3.Whichsentencescontainsubjectclauses?（）A.Itisobviousthatheislying.B.Whathedidsurprisedeveryone.C.Thatsheisbeautifulisafact.D.Whethertogoornotdependsontheweather.4.Subjectclausesintroducedbywhatcan（）A.expressthingsoractionsB.functionasthesubjectofasentenceC.beusedtoaskquestionsD.sometimesbereplacedbythat5.Whichofthefollowingaretrueabout“it”asaformalsubjectinsubjectclausesentences?（）A.Itmakesthesentencestructuremorebalanced.B.Itcanreplacetherealsubjectclause.C.Therealsubjectclauseusuallycomesafterthepredicate.D.Ithasnorealmeaning.6.Subjectclausesintroducedbywhether（）A.expressuncertaintyB.canbeusedinsomefixedsentencepatternsC.canbereplacedbyifinallcasesD.oftenappearinsentencestodiscusspossibilities7.Theuseofthatinsubjectclauses（）A.Thathasnorealmeaningintheclause.B.Itcanbeomittedinsomecases.C.Itisusedtointroduceastatement.D.Itmakestheclausemoreformal.8.Whichofthefollowingsentences'subjectclausesexpressaperson?（）A.Whowillbethewinnerisstillunknown.B.Whathewantsisanewbook.C.Thatsheiskindiswell-known.D.Whoevercomeswillbewelcome.9.Subjectclausescanbeusedin（）A.SimplesentencesB.ComplexsentencesC.NegativesentencesD.Interrogativesentences10.Thefollowingsentenceswithsubjectclausesaregrammaticallycorrect（）A.Thathepassedtheexammadehisparentshappy.B.Whatshedoesisnoneofyourbusiness.C.Whetherwewillgotheredependsonthetime.D.Itisimportantwhatyoulearn.三、判断题（每题2分，共10题）1.Subjectclausescanonlybeintroducedbythat,whatandwhether.（）2.Inasentencewithasubjectclause,“it”mustbeusedasaformalsubject.（）3.That-clauseasasubjectclausecan'tbeputatthebeginningofasentencedirectly.（）4.Whathesaidjustnowisasubjectclause.（）5.Whethertoaccepttheinvitationisasubjectclause.（）6.Subjectclausesalwaysfunctionasthesubjectinasentence.（）7.Asubjectclauseintroducedbythatcanbeusedtoexpressaquestion.（）8.Itiswrongtosay“Whatyouneedaresomebooks”becausetheverbshouldbesingular.（）9.Thatsheisrichisafactthatcanbeusedasasubjectclause.（）10.Whoeverbreakstherulewillbepunishedcontainsasubjectclause.（）四、简答题（每题5分，共4题）1.简述主语从句的定义。答案：主语从句是在复合句中充当主语的从句，它可以由that、whether、what等词引导，在句中作主语，谓语动词要用单数形式。2.举例说明it作形式主语代替主语从句的情况。答案：例如Itisclearthatheiswrong.真正主语是thatheiswrong，用it作形式主语，避免句子头重脚轻，使句子结构更平衡。3.说明what引导主语从句与that引导主语从句的区别。答案：what引导主语从句在从句中充当成分，有实际意义，表示“所……的（东西、事情等）”；that引导主语从句无实际意义，在从句中不充当成分，只起连接作用。4.列举三种常见引导主语从句的连接词。答案：常见的有that、whether、what。that无意义不充当成分；whether表“是否”；what有“所……的”意思且在从句中作成分。五、讨论题（每题5分，共4题）1.在实际写作中，如何正确运用主语从句来提升句子质量？答案：写作时，用主语从句可使表达更清晰复杂。比如用that从句陈述事实，what从句表达具体内容。避免句子简单平淡，注意主谓一致，让文章逻辑和层次更好。2.分析在口语交流中，使用主语从句可能遇到的困难及解决方法。答案：困难可能是引导词选择不准、句子结构混乱。解决方法是牢记各引导词用法，多练习简单主语从句句子，逐步熟练，交流前想好句子结构。3.探讨主语从句与其他从句在功能和用法上的主要差异。答案：主语从句作主语，而宾语从句作宾语，表语从句作表语，定语从句修饰名词。用法上，引导词和位置不同，如主语从句在句首或用it代，宾语从句在及物动词等后。4.举例说明主语从句在不同语境中的语义变化。答案：如Whathesaidisimportant.正常语境表话语重要；在质疑语境Whathesaidisimportant?有怀疑语气。Thath