one English problemThe task will take at least a month to finish,because several problems remain________A.solving B.being solved C.to be solved D.solved
问题描述：
one English problem
The task will take at least a month to finish,because several problems remain________
A.solving B.being solved C.to be solved D.solved
答
C
这项任务至少还需要一个月才能完成,因为还有些问题待解决.