input: Please answer the following: W: OK. You want to watch the space film at 7 o'clock, don't you? M: No, we can't. We're going to grandma's after dinner. W: Oh, yes, that's right. What was said before this conversation?
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output: M: Look what's on tomorrow, mother. That's the program you like about animals. It's before dinner. Let's watch it together.

input: Please answer the following: Mum: I'm getting something ready for tomorrow. Tomorrow is Tre e-planting Day. Li Ming: Tree-planting Day? What do people do on this day, Mum? Mum: Many, many people will go and plant trees. Li Ming: Why do they do tha t? Mum: To make the earth more beautiful. And to make our life better. Li Ming: But I often see people on TV cut down many big trees. Why do they do that, Mum? Mum: Hm, to make paper, houses, and to make our life better. Li Ming: To make our life better, too? I just don't understand. Mum, why do many people go and plant trees on the same day? Mum: Oh, my dear son. It's hard to explain to you. When you grow up, you will understand. Just remember trees are very important to us. What was said before this conversation?
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output: Li Ming: What are you doing, Mum?

input: Please answer the following: W: I have joined a singing group and we practice two afternoons each week. M: That's a very interesting thing to do. W: Yes. It's a small group of only fifteen girls and boys. But nobody has been late for the practice. M: I see. How many songs can you sing now? W: We started only three months ago, but we've practiced eight songs. M: Are you going to perform any time? W: Yes, there will be a school show next month and we are going to sing a song in it. We are practicing a new song now. It's written by one of the singers in our group. M: Really? What's the name of the song? W: Sunny Days. M: That's a nice name. I hope to listen to it soon. Can I visit you when you practice? What was said before this conversation?
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output: M: What do you usually do in your spare time?

input: Please answer the following: M: I usually take it during the second or third week of January. W: Do you like to ski? M: Yes, I love to go skiing. W: Where do you go? M: I go to a hotel in the mountains. W: Is it far from here? M: It's about a hundred miles away. W: Does it get cold? M: Oh, yes! It gets very cold. It snows a lot. W: Do you go alone? M: A couple of my friends usually go with me. Do you want to come along some weekend? W: No, not me. I don't like cold weather. M: I really like it. I love snow! What was said before this conversation?
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output:
W: When do you take your winter holiday?