This is one of the problems at the meeting at present.A. discussedB. discussingC. to be di

发布时间:2020-08-16 21:33:34

This is one of the problems     at the meeting at present.
A. discussed
B. discussing
C. to be discussing
D. being discussed

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A. discussed
B. discussing
C. to be discussing
(答案→)D. being discussed
解析:考查分词用法。根据后面的at present目前,现在;可知是指正在发生的动作。根据句意可知问题正在被讨论。句意:这是一个在现在的会议上正在被讨论的问题之一。
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