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.

9． “as good as…”相等于，就像，几乎如；实际上，其实，实在。
The merchant as good as promised the orphan boy, that he would adopt him.

10．”many as well…as”和”might as well …as” “many as well…as”可译为”与其……，不如……，更好”，”以这样做……为宜”，”如同……，也可以……”等等。”might as well …as”表示不可能的事，可译为”犹如……”，”可与……一样荒唐”，”与其那样不如这样的好”等等。
One may as well not know a thing at all as know it imperfectly.

11．”to make…of”的译法（使……成为……，把……当作）
I will make a scientist of my son.

12． oo…+不定式”，not（never）too…+不定式”，”too…not+不定式
She is too angry to speak.