input: Please answer the following: M: Not too good. W: Well, the term exam is always more difficult. Work harder, and you'll certainly do better next time. M: I've worked hard enough, I think, but unluckily, I have never done well in the exam. W: Well, it's no use worrying about the exam now. Let's talk about the football game tonight. It's much more interesting. M: Is there a football game on TV tonight? W: Yes it's between the Chinese team and the Japanese team. M: ... Er I'd rather watch some other programmes. W: Why? You're so interested in football. M: The Chinese team has always played badly in the important match, just as I have done in the important exam. What was said before this conversation?
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output: W: Hello, John. How was your French exam yesterday?

input: Please answer the following: W: Stick with them. Everything is difficult before they become easy. Believe me,hard work pays off. What was said before this conversation?
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output: M: Perhaps I am anything but a violinist. I just can't keep up with the violin teacher. I am thinking of dropping the lessons.

input: Please answer the following: M: It was lying under a tree between the language lab and the library building. W: How do you like this bag? M: Yah! It's strong and wonderfully designed. W: How much is it? M: 69 dollars and 50 cents. W: I'll take one tomorrow. Oh. It's 6:30. I know the station gives the news every hour on the hour, but I don't know when they announce the weather. M: Ten minutes to and ten minutes after the hour. W: I see. What was said before this conversation?
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output: W: Where did you say you found your schoolbag?

input: Please answer the following: M: Yes, please. I want to buy a personal gift for my brother. He's taking a trip to South America. W: Is he going by ship or by plane? M: He's flying. My gift will have to be something light in weight. What can you suggest? W: What about this leather wallet? It's made of crocodile leather. M: My sister has already given him one. I'd like something unusual. W: Here is a gift for the man who has everything. M: Oh,a folding toothbrush. That's a wonderful idea. How much is it? W: 3. What was said before this conversation?
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output:
W: May I help you,sir?