F: Professor Jones, you're a well-known professor of mathematics at the City College. May I ask you a few questions about your favorite hobby? ,M: Sure, I like collecting coins the most. ,F: How long have you been collecting coins? ,M: Since I was 12 years old when my uncle gave me a book with spaces to put coins into.
(A) F: At he age of 13, how do you feel when you first saw the book from your uncle? (B) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (C) F: When you get the stamps book from your uncle, you were 12, weren't you? (D) F: Lucky you! Those rare coins you picked from road must arouse your interest to collect coins.
B