__he works hard,__ he can't catch up with others
问题描述:
__he works hard,__ he can't catch up with others
A but;although
B although;but
C although;/
D because;but
答
选 C
Althouth he works hard,he can't catch up with others.
虽然你努力工作(学习),但是他还是赶不上别人.