The chairman, together with the older leaders, stood on the Tian’anmen Tower , _________ the parades _________along the Chang’an Avenue.
A.watched, being marched
B.watching , marching
C.watches, marching
D.matching, being marched
网友回答
B解析考查分词用法。主语the chairman与watch构成主动关系，使用现在分词watching或者and watched。Parade游行队伍与march也构成主动关系。