【题目】I hear they’ve promoted Tom， but he didn’t mention when we talked on the phone.
to promoteB.having B. been promotedC.having
C. promoted D.to be promoted
在线课程【答案】B
【解析】句意为：我听说他们提拔了汤姆，但我们在电话中交谈时汤姆并未提及被提拔之事。mention后跟名词或动名词作宾语，此处要用动名词的完成被动式表示，“被提拔”的动作在mention前发生。