answer: In #Person2#'s city, the summer is hot and rainy, while the winter is drier; the sky is clear but it rarely snows. #Person2# likes to have a sand bath on the beach. In #Person1#'s city, it usually rains and snows; it has a few fogs; people go skating on the frozen river in winter and go boating in summer.
documents: #Person1#: What's the weather like in your city? 
  #Person2#: In the summer it gets very hot. The temperture is between often 37 and 40 centigrade. When it is hot we often get rains. The winters are drier. 
  #Person1#: The summer tempreture ususally often reaches about 20 or25 in my city. The rain falls mostly in the winter. And we often get snow. 
  #Person2#: What are the temperatures in winter? In my city it is about 15 or 20 degrees. 
  #Person1#: In winter temperture often falls to zero at night temperture can be below that. The streets are often icing in the morning. With high such tempertures you must get some thunderstorns. 
  #Person2#: Yeah, we do. In the middle of summer there can be found storms every day ususally in the afternoon. I heard your city has a lot of fog, is that true? 
  #Person1#: We do have a few fog days in winter. But I would not say we have a lot of fogs. The sky are usually clearly in your city, are they? 
  #Person2#: Yes, they are like I said we have thunderstorms. But each one usually last a few hours. Then the skys are clear again. 
  #Person1#: Have you ever had snow in your city? 
  #Person2#: My grandmother said there was snow once when she was a child. But my parents and I never see it outside of my city. 
  #Person1#: The river in my city sometime freeze over. People go ice-skating on it. In summer people go boating on the river. But few people go swimming because it is not very clean. 
  #Person2#: As you know, my city is on the coast. the water is also not clean. But people still go swimming all year around. I perfer to sand bath on the beach when the weather is hot and sunning.