一、名词性从句名词性从句即指从句相当于名词用,包括主语、宾语、表语及同位语从句,由连词引出
that引出一个陈述句,that在从句中无意义,也无成份,引导宾语从句时可省略
if“是否”只引导宾语从句,不能省,所引导的从句还原是一般疑问句
Whether…ornot“是否”,引导各名词性从句,不能省,引导宾语从句时与if可互换,但与ornot连用时不能用if
who,whom,whose,what,whichwhen,where,why,how都有疑问词本来的意义,在从句中有成份也有意义,不能省略,从句还原都是特殊疑问句
whatever,whichever,whoever,whomever,whosever等,也可引导名词性从句,不能省,在从句中有成份,也有意义,与不加ever的连词用法一样,但语气较强,可拆开成“先行词+定语从句”句式二、名词性从句练习1
—Wehaven'theardfromJaneforalongtime
—Whatdoyousuppose_______toher
washappeningB
tohappenC
hashappenedD
havinghappened(91)2
Noonecanbesure______inamillionyears
whatmanwilllooklikeB
whatwillmanlooklikeC
manwilllooklikewhatD
whatlookwillmanlike(91)√√3
_____the2000OlympicGameswillbeheldinBeijingisnotknownyet
WheneverB
WhetherD
That(92)4
Goandgetyourcoat
It's_____youleftit
thereB
whereC