精选优质文档-倾情为你奉上it用作形式主语和形式宾语一、用作形式主语当不定式、动名词、从句等用作主语时，避免头重脚轻，通常在句首使用形式主语it，而把真正的主语放在句子末尾。如：It is stupid to do such a thing. 做这种事真蠢。Its no good sitting up too late. 熬夜没有好处。It is necessary that he should be sent there at once. 有必要马上派他到那里去。注：类似以下句子中的it也可视为形式主语：It happened that the harvest was bad in 1988. 碰巧1988年的收成很不好。It seems that she is afraid to tell them about it. 似乎她怕将此事告诉他们。二、用作形式宾语当不定式、动名词、从句等用作宾语且其后跟有宾语补足语时，就应在宾语补足语前使用形式宾语，而将真正的宾语移至句末。如：Ive made it a rule neve
