It作形式宾语

分类：句式

定义

当宾语是不定式或从句时，常用it作形式宾语，将真正宾语后置。

结构

主语 + 谓语 + it + 形容词/名词 + to do/that从句

常用动词

find
think
consider
make
feel
believe

例句

I find it difficult to learn English.
I think it important that we should learn English.
She made it a rule to get up early.

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