The government managed to have two chemical factories built, though by the citizens.
A. being opposed to
B. opposed to
C. was opposed to
D. having been opposed to
网友回答
A. being opposed to
(答案→)B. opposed to
C. was opposed to
D. having been opposed to
解析：由句意可以得知文中，补全句子应该是though （it was） opposed by the citizens，省略掉了it is