表语从句详解一、概念表语从句是在复合句中作表语的名词性从句
放在系动词之后,一般结构是主语+系动词+表语从句可以接表语从句的连系动词有be,look,remain,seem等
可以接表语从句的系动词有:1
be(being,been,am,is,are,was,were)2
feel,seem,look,appear,sound,taste,smell3
stand,lie,remain,keep,stay4
become,get,grow,turn,go,come,run,fall5
prove,turnoutThetroubleisthatweareshortofmoney
困难是我们资金短缺
ThatiswhystonewallsareusedinsteadoffencesaroundNewEnglandfields
这就是为什么在新英格兰用石头墙而不用栅栏的原因
Atthattime,itseemedasifIcouldn'tthinkoftherightwordanyhow
当时,我似乎怎么也想不出一个恰当的字眼来
引导表语从句的词:从属连词that、whether、asthough、asif(That引导表语从句时,在口语中,间或可以省略
)关系代词who,what,which,whom,whose,whatever,whoever,whomever,whichever等;关系副词when,where,why,how,however,whenever,wherever等
由从属连词that,whether引导的表语从句
that在引导表语从句时无词义,而whether有词义,意为、是否
这时主句的主语常常是些抽象名词,如question(问题),trouble(麻烦),problem(问题),result(结果),chance(可能性),suggest