I hear they've promoted Tom．but he didn't mention when we talked on the phone．A. to promo

问题补充：

I hear theyve promoted Tom．but he didn mention when we talked on the phone．

A. to promote

B. having been promoted

C. having promoted

D. to be promoted

答案：

A. to promote

B. having been promoted

C. having promoted

D. to be promoted

解析：mention后跟动名词做宾语，promote应用被动形式，表示“被提拔”。 注：下列动词后常用动名词做宾语：advise，avoid(避免)，appreciate(感激)，admit(承认)，consider(考虑)，complete，delay，deny(台认)，enjoy，excuse，escape，finish，forbid，forgive，imagine，miss，mind，mention，permit，practice，risk(冒险)，suggest(建议)，understand等。