In order to improve your writing, you’d better write .
A. more or less
B. little by little
C. now and then
D. step by step
网友回答
A. more or less
B. little by little
(答案→)C. now and then
D. step by step
解析：考查短语辨析。A或多或少；B/D逐渐；C时而不时；经常；句意：为了提高你的写作，你最好经常写一写。根据句意说明C正确。