◎ 题干
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
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“Theman we followed suddenly stopped and looked around as if_____ whether he was going in theright direction.[ ]A. seeing B. having seenC. to seeD. to have s…”主要考查了你对  【不定式】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。