单项选择题

We are studying English hard ______ our country better in the future.

A. serve
B. to serve
C. serving

D. served
<上一题 目录 下一题>
热门 试题

单项选择题
It was the holding of the APEC conference______made Shanghai the focus of the world.
A) that
B) which
C) what
D) when
单项选择题
She was praised by her father for ______the exam.
A) pass
B) to pass
C) to passing
D) having passed
相关试题