Nothing could be done at the meeting the chairman absent.A. beingB. wasC. to be D. be

问题补充：

Nothing could be done at the meeting, the chairman absent.

A. being

B. was

C. to be

D. be

答案：

(答案→)A. being

B. was

C. to be

D. be

解析：句意：由于主席缺席了，所以会上什么都没干。前后主语不一致，故是独立主格结构，所以选A。