听力原文:W: I hope you like the fiction I lent you. I wasn't sure whether it was the kind
M: Yon know, I had the same doubt at first. But once I started I simply couldn't put it down.
What does the man mean?
(16)
A.He forgot where he had put the book.
B.He doubted whether he would finish reading the book.
C.He found the book too simple.
D.He was fascinated by the book