The lecture_____,he left his seat so quietly,he left his seat so quietly that no one complained ...

Question

The lecture_____,he left his seat so quietly,he left his seat so quietly that no one complained that his leaving disturbed the speaker.
A.began B.beginning C.having begun D.being begining
为什么我觉得选BC都行？

Answer 1

上面的解释是错的。
在这里是一个独立主格结构，即有两个主语，分别是lecture和he。要用一个进行时，选C。

Answer 2

应该选C，因为会议已经是过去时了是已经完成的状态，他离开的动作是在会议上发生的，也就是过去完成进行时，所以选C。本回答被网友采纳