Question

【题目】_______ her before, he didn’t know she was his daughter.

A. Not having seen B. Having not seen

C. Not seeing D. Not to see

Answer 1

【答案】A

【解析】

考查非谓语动词。句意：由于以前没有见过她，他不知道她就是他的女儿。he与see之间是逻辑上的主谓关系，表示主动，而且see这个动作发生在didn’t know之前，应该用现在分词的完成式作原因状语，否定词放在最前面，故A项正确。