W: Do you know how I can stop drinking too much coffee?
M: No, but I wish I did. I spend too much money at café’s.
Q: What can we learn from the conversation?
A. Both of them drink too much coffee.
B. The woman doesn’t like coffee at all.
C. They help each other stop drinking coffee.
D. The man is uninterested in the woman’s story.
上面的内容是2012年的上海高考英语听力题。请问对话中的 at café’s作何理解?我的疑问是:它与at the butcher’s, at the doctor’s 等的用法是一样的吗?但这里为什么不用冠词呢?如说 at the café’s?