Question

He may not even drink water at night, _______ swallowing insects possibly floating on the surface．

A．in case of

B．for fear of

C．for the sake of

D．in line with

Answer 1

B 

考查介词短语。In case of 以防，以免；for fear of 为了避免，害怕；for the sake of 为了；in line with 跟……一致，符合。