题目

I hear they’ve promoted Tom, but he didn’t mention ________ when we talked on the phone. A. to promote                           B. having been promoted C. having promoted                     D. to be promoted   答案： B   考查时态和语态。句意：我听说他们已经提拔了汤姆，但我们打电话时他却没有谈及被提拔的事。mention为及物动词，后接动名词作宾语，“被提拔”是已经发生的动作，且为被动语态，故选B。

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