Though ________ to stop, the ________ speaker kept on ________ at the meeting．
A.told; excited; to talkB.being told; exciting; talkingC.told; excited; talkingD.to be told; exciting; talking在线课程C
the speaker与tell之间是被动关系，told前省略了he had been；speaker前面是修饰人的特征的形容词，应用过去分词形式，即excited；第三空考查短语keep on doing sth．的用法。