----I hear that Tom was badly injured in a car accident and is in hospital now.
----- , let’s pay a visit to him.
A. If any
B. If so
C. When possible
D. When necessary
网友回答
A. If any
(答案→)B. If so
C. When possible
D. When necessary
解析：考查省略句： If so“如果这样的话”是常见省略结构。这句话里相当于if Tom was badly injured in a car accident and is in hospital now. A如果有一些、C当可能的时候、D 当有必要的时候，三项也是常见的省略形式。选B。