听力原文:M: Did you remember to bring the book you promised me?W: I'm sorry. It completely
听力原文:M: Did you remember to bring the book you promised me?
W: I'm sorry. It completely slipped my mind. I'll bring it tomorrow.
Q: Why did the woman apologize?
(15)
A.She had lost the book.
B.He had brought the wrong book.
C.She had forgotten the book.
D.He wasn't able to bring the book.