It was a pity that when we hurried to the lecture hall the lecture so we heard only the

问题补充：

It was a pity that when we hurried to the lecture hall, the lecture, so we heard only the end and missed most part of it.

A. was finishing

B. has just finished

C. just finished

D. had just finished

答案：

(答案→)A. was finishing

B. has just finished

C. just finished

D. had just finished

解析：考查时态。根据后半句内容：我们只听到结尾，错过了大部分内容。可知当我们到演讲大厅的时候，演讲就要结束，用过去进行时表示过去将来时。