大学六级对话理解

大耳朵英语　 http://www.ebigear.com　 2003-09-01 15:35:47　 【打印】

A)She goes home for lunch.
B)She spends her time shopping.
C)She gets interested in what she is reading.
D)She doesn’t wake up in time.
M: You have been getting back from lunch later every day. You do your shopping, don’t you?

W: No. I spent most of my lunch hour at the library, but it’s so quiet that I fall asleep.

Q: Why does the woman come back late from lunch now?