非谓语动词：动词不定式、动名词、现在与过去分词与独立主格结构作主语、宾语、表语、宾语补足语与状语

1. I think it wrong ________ our advice.

  A) for him not to take                B) of him not to take

  C) of him not taking                  D) for him not taking

the chair is very comfortable to sit on该句中的不定式与主语有动宾关系，因此必须是及物动词，不及物动词则该加上适当的介词。

用动词不定式完成句子

对不起让你久等了．I am sorry ________.

用动词不定式完成句子

昨天晚上，我除了看电视别的什么也没有干．

Last night I did nothing but ________.