单选题 In my capacity as general manager, I would like to congratulate you ______ your outstanding performance in the sales section over the past six months.

(A) with
(B) to
(C) on
(D) over

【正确答案】 C

【答案解析】[理由] congratulate sb on sth 恭贺某人某事
[例] We would like to congratulate you on your promotion to manager.
(我们要恭贺你升经理了。)
根据上述，(C)应为正选。