M: You seem to admire Mike a great deal. Why? ,F: Well, he's really talented. He plays the piano very well and he can sing beautifully, too. ,M: That's true. But he often gets quite low grades in exams.
(A) F: Yeah，he isn't good at playing the piano. (B) F: Exactly,he always sings poorly (C) F: You are right,he is not only poor at studying,but also singing. (D) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that?
D