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、表语从句概述1用作表语的从句叫作表语从句,它位于主句中的连系动词之后引导表语从句的词有从属连词、、;关系代词that whetheras thoughifwho,what,which,whom,whose,whatever,whoever,whomever,whichever等;关系副词等when,where,why,how,however,whenever,wherever可以接表语从句的连系动词由等引导表语be,look,remain,seem That从句时,在口语中,间或可以省略困难是我们资金短缺The troubleis thatwe areshort ofmoney.That is why stonewalls areused insteadof fencesaround New这就是为什么在新英格兰用石头墙而不用栅栏的原因England fields.At thattime,it seemedas ifI couldntthink ofthe rightword anyhow.当时我似乎怎么也想不出一个恰当的字眼来,、由从属连词,引导的表语从句2that whether在引导表语从句时无词义,而有词义,意为、是否that whether“”这时主句的主语常常是些抽象名词,如问题,麻烦,questiontrouble问题,结果,可能性,建议,想problemresultchancesuggestionidea法,理由等表语从句对主句主语进行说明、解释,使主语的内reason容具体化麻烦的事是他丢了钱The troubleis thatshe haslost hismoney.问题是我们是否还The questionis whetherwe needmore icecream.需要一些冰淇淋问题是它The problemwas thatit wastoo valuablefor everydayuse.作为日常之用太贵重了What shecouldn’t understandwas thatfewer andfewer students我们不能理解越来越少的学生对他的课不showed interestin herlessons.感兴趣、由关系代词引导的表语从句3关系代词who,what,which,whom,whose,whatever,whoever,等引导表语从句,在句中作主语、宾语、表语,关whomever,whichever系代词不能省略问题是我们哪一个应该去The questionis whichof usshould go.问题是谁能做这项工作The problemwas whocould dothe work.那就是他在担心的事Thats what he isworrying about.那是我们应该做的Thats whatwe shoulddo.、由关系副词引导的表语从句4去把雨衣拿来就在你Go andget yourcoat.Its whereyou leftit.原来放的地方I hadneither araincoat noran umbrella.That’swhyI gotwet我们既没伞也没雨衣,这是我们淋湿的原因through.那就是老鼠是That ishow miceruin manystores ofgrain everyyear.怎样每年损害大量粮食的那就是他所担心的That iswhatheis worriedabout.、由连词,等引导的表语从句5because as if/as though看起来好像要下雪了It lookedas ifit wasgoing tosnow.这是因为我们从未想过此事Thats becausewe neverthought ofit.好像他不知道答案It seemsasifhe didn’t knowthe answer.。