Please answer this: M: Oh, yes. I had a lot of work all day and I had only a small lunch at the office. What was said before this conversation?
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Answer: W: Well, you have cleaned out the refrigerator this time. Nothing is left.
Problem: W: Good morning. How much should I pay for these books to be sent to New York? M: Hm, 20 dollars. Anything else? W: Yes, a two-dollar stamp, please. M: That will be 22 dollars all together. W: Here's 25. M: Thank you. And here's the change. W: Thank you. M: You're welcome. What was said before this conversation?

A: M: Good morning, Madam. What can I do for you?
Problem: Given the question: M: That's wonderful. I'm so jealous. What was said before this conversation?
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The answer is:
W: I'm spending my vacation in Hainan this summer. I've been dreaming about it for a long time.
input question: W: You'd better take it easy for a few days. What was said before this conversation????
output answer: M: Recently, my back's been hurting whenever I lift anything.
W: No doubt it's a great invention. But if it's not properly handled, it may have some side effects. M: What do scientists say about it? W: They also have different opinions. What was said before this conversation?
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Answer: M: What do you think of cloning?
Q: M: Have you been to the Chinese Restaurant near the school? What was said before this conversation?
A:
W: I wonder where I can take my girlfriend for dinner after work tonight.