问题补充:
Though I am improving in my study,I still have a long way to go some of my classmates.
A. to compare with
B. to compare to
C. comparing with
D. compared with
答案:
A. to compare with
B. to compare to
C. comparing with
(答案→)D. compared with
解析:过去分词短语在句中作状语。句意为:虽然我的学习进步了,但是和一些同学比起来我仍然有很长的路要走。