------Why do you turn back?
------ Oh, the bridge ahead .
A. is being repaired
B. is repairing
C. is repaired
D. is being repairing
网友回答
(答案→)A. is being repaired
B. is repairing
C. is repaired
D. is being repairing
解析：
试题分析:根据句意：你为什么返回来了？噢，前面的桥正在维修中。
很明显是被动形式，又因正在被修，用现在进行时的被动。故选A