问题描述：
高中英语非谓语动词的用法
The bell ( )the end of period rang ,( ）our heated discussion
A indicating ,interrupting B,indicated ,interrupting
C,indicating ,interrupted,D,indicated,interrupted
不是应该选b吗?可是老师说是选a
The bell ( )the end of period rang ,( ）our heated discussion
A indicating ,interrupting B,indicated ,interrupting
C,indicating ,interrupted,D,indicated,interrupted
不是应该选b吗?可是老师说是选a
问题解答：
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