He's late is often the case. A. as B. what C. it D. this

问题补充：

Hes late, is often the case.

A. as

B. what

C. it

D. this

答案：

(答案→)A. as

B. what

C. it

D. this

解析：考查固定搭配，As is often the case意思“这是常有的事”；句子意思“他迟到了，这是常有的事”