介词 Preposition
- 搭配
（1）形容词 介词：importan to do sth, live with ...
（2）动词 介词 apeal to, apply for, instead of ... ；动词 宾语 介词 ask sb to do sth, release...from..., stop...from... ；动词 副词 介词 come up with, hold on to ...
（3）名词 介词 solution to, need for, faith in ... ；介词 名词 at your service, on guard ...
- 复杂介词
双词 according to, next to ... ；三词 by means of, in return for ... ；四词 at the expense of, in the event of, in the interest of ...
- 介词词组
（1）=that从句：about his absence=that he is absent ...
（2）=状语从句：because of 名词或名词短语=because 句子
（3）=关系分句：the man with a gun=a man who has a gun ...
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