--- He is a very hard-working student．
--- ．As far as I know, he often burns the midnight oil．
A. You can say that again
B. Absolutely not
C. Heaven knows
D. No way
网友回答
(答案→)A. You can say that again
B. Absolutely not
C. Heaven knows
D. No way
解析：交际用语。A你说对了；B当然不是；C天知道；D不可能；结合句意可知A正确。句意：—你是一个非常认真的学生。—你说对了。据我所知，他经常学习到深夜。