--- Steve is good at writing stories.
--- So he is. But he writes than us. So he can get good grades in writing.
A. careful
B. more careful
C. carefully
D. more carefully
网友回答
A. careful
B. more careful
C. carefully
(答案→)D. more carefully
解析：考查副词的比较级。此题句中有than，意思是写得比我们仔细认真，故用副词的比较级。