-----Why can’t you answer my question? I gave you some tips just now.
-----Sorry. I a magazine.
A. read
B. had read
C. was reading
D. am reading
网友回答
A. read
B. had read
(答案→)C. was reading
D. am reading
解析：考察时态.句意:你为什么不能回答我的问题?我刚才已经给了你提示了._对不起,正在读一本杂志.故选C.