We could have done something meaningful in the time it to watch that boring movie.
A. has taken
B. took
C. had taken
D. takes
网友回答
A. has taken
(答案→)B. took
C. had taken
D. takes
解析：虚拟语气题。主句用到could have done“本能做过某事”是对过去的事情的描述，所以时间句要用过去时。 句意为：我们本可以用看那部无聊的电影的时间做些有意义的事。 选B