9.请听下面一段对话,回答第13至15小题. 13.Is the man a doctor? A.Yes,he is. B.No,he isn't. C.I don't know. 14.What kind of programs does the man like best? A.Talk shows. B.Sports. C.Music. 15.What does the man think of talk shows? A.Interesting. B.Exciting. C.Boring.