听力题目:
13.(A). Bill had to return to the library to find a book.
(B). Bill owed money because he had kept the book too long.
(C). It’s fine to keep a book more than a month.
(D). A fee is required for borrowing books.
14. (A). I went to the museum one day.
(B). I heard a concert at the museum.
(C). I’m going to visit the museum soon.
(D). I’d see only a part of the museum in a day.