问题
选择题
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 see
D．to have seen
答案
答案：C
as if to see="as" if he were(was) to see，as if引导的表语从句或者方式状语从句可以采用这种省略形式。