Question

【题目】The man we followed suddenly stopped and looked around as if ________whether he was going in the right direction.

A. seeing B. having seen

C. to see D. to have seen

Answer 1

【答案】C

【解析】当as if后面直接跟一个动词时，常使用不定式to do来表示目的，相当于as if he were(was)to do sth说明动作的未完成性。答案为C。