15. A) He is rather disappointed. B) He is highly ambitious.
C) He can't face up to the situation. D) He knows his own limitations.
答案：15. D He knows his own limitations.
原文：
15.
Woman: Aren’t you disappointed that you didn’t get the promotion?
Man: Maybe a little. But I know I need more experience before I’m ready for that kind of responsibility.
Question: What do we learn about the man from this conversation?