Question

The man we followed suddenly stopped and looked as if ________ whether he was going in the right direction．

[　　]

A．

seeing

B．

having seen

C．

to have seen

D．

to see

Answer 1

答案：D
解析：

本题省略的部分是主语和谓语的一部分。完整的句子应是“as if he wanted to see…”。