Bob is in a hopeless situation we will keep a very close eye on. A. whichB. whereC. that

问题补充：

Bob is in a hopeless situation, we will keep a very close eye on.

A. which

B. where

C. that

D. when

答案：

(答案→)A. which

B. where

C. that

D. when

解析：考查定语从句。句中which引导非限定性定语从句，指代的前面一句话。句意：Bob处于无望的境地，我们将密切关注这件事情。故A正确。