单项选择题

After several fruitless attempts, the new approach ______ the tough problem was considered as the last resort.

A．to solve
B．with solving
C．to solving
D．for solving
<上一题 目录 下一题>
热门 试题

单项选择题
A．advanceB．in advanceC．advancedD．advancing
A．advance
B．in advance
C．advanced
D．advancing
单项选择题
A．patch up withB．catch up withC．make up withD．close up
A．patch up with
B．catch up with
C．make up with
D．close up
相关试题