input question: W: No, I haven't. Come in and have a look.  M: Thank you.  W: It's just a simple room. My son used to live in it. Now he is grown and long gone, and my husband died last year. So I thought maybe I'd take in a roomer.  M: A nice, quiet house. That's what I'm looking for.  W: This way, Sir.  M: Oh, this is a very pleasant room. How much is the rent?  W: Fifty dollars a week. I won't charge you anything for electricity, gas and heat. Oh, yes, you can use the kitchen and refrigerator too.  M: Well, I like this place very much. But, you know, my government doesn't give me much money. So you know what I mean.  W: Oh, yes. You seem like a very nice young man. What about $ 40?  M: That's good, Mrs. ...  W: Price. Susan Price.  M: My name is Wang Li. I've just come from China to study at the university.  W: Oh, isn't that lovely?  M: May I move in tomorrow morning. Mrs. Price.  W: Fine. I'll be expecting you around ten. If you don't mind, I'd like to have the first two weeks' rent in advance.  M: OK. I'll give it to you tomorrow morning. See you tomorrow.  What was said before this conversation????
output answer: M: Hello, I have just seen your advertisement. You haven't rented it out yet, have you?

input question: M: Here on the bottom, especially when I bite something cold or hot. I couldn't enjoy ice-cream and hot soup any more. It's a real torture.  What was said before this conversation????
output answer: W: Open wide. Now show me where it hurts.

input question: W: I had intended to. But it was too late when I got back home after meeting my friends.  What was said before this conversation????
output answer: M: I thought you were going to call last night. I was waiting the whole night.

input question: W: It doesn't matter. The next bus will be coming at 9:00. You can catch that one. The museum opens at 9:30.  What was said before this conversation????
output answer:
M: Hello, Nancy. I'm sorry, but I just missed the 8:50 bus to the museum. I'm afraid I'll be a little late.