.We can’t use the bridge now because it .A. has been repairedB. is repairingC. is repaire

问题补充：

.

We can’t use the bridge now, because it .

A. has been repaired

B. is repairing

C. is repaired

D. is being repaired

答案：

A. has been repaired

B. is repairing

C. is repaired

(答案→)D. is being repaired

解析：现在我们不能使用这座桥，因为它正在被维修。首先确定是被动式，排除B。根据汉语意思排除A（已经被维修完). C,D的区别在于一个是被维修，D是正在被维修，是进行时和被动式的结合。例如：The house is being repaired。房子正在被维修。因此选D.