1. It作先行主语和先行宾语的一些句型

She had said what it was necessary to say.

2. 强调句型

It is not who rules us that is important, but how he rules us.

3."All+抽象名词"或"抽象名词+itself"(very+形容词)

He was all gentleness to her.

4. 利用词汇重复表示强调

A crime is a crime a crime.

5. "something(much)of"和"nothing(little)of""something　of"相当于"to some extent"，表示程度。在疑问句或条件从句中，则为"anything of"，可译为"有点"，"略微等。""译为毫无"，"全 无"。"much of"译为"大有"，"not much of"可译为"算不上"，"称不上"，"little of"可译为"几乎无"。 something like译为"有点像，略似。"

They say that he had no university education, but he seems to be something of a scholar.

6. 同格名词修饰是指of前后的两个名词都指同一个人或物，"of"以及它前面的名词构一个形容词短语，以修饰"of"后面的那个名词。如"her old sharper of a father"，可译为："她那骗子般的父亲"。

Those pigs of girls eat so much.

7. as…as…can(may)be

It is as plain as plain can be.

8. "It is in(with)…as in(with)"

It is in life as in a journey.