Many problems concerning the improvement of our school remain ________. A．solving B．solved C．to solv...
2023-01-28 21:41:44 130次 2010年吉林省高二上学期第一次月考英语卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Many problems concerning the improvement of
our school remain ________.
|
A．solving
|
B．solved
|
C．to solve
|
D．to be solved
|
本题链接：
