填一填：
1.人们根据各地____ ，把地球表面划分为____ 、____ 、____ 、____ 、____ 五个温度带，我们中国大部分位于____ 带。
2.气候影响人类的生产活动。但是，植树造林会改善局部地区气候，这说明____ 。
3.根据体质方面的特征，人类可以分为____ 、____ 、____ 三个主要人种。
4.聚落一般分为两大类——即____ 和 ____ ；我国被列入《世界遗产名录》的聚落有____ 等。

   Mr. Smith is an English teacher. He comes from America. He has a daughter. Her name is Amy, and she is a good engineer in New York. Mr. Smith likes traveling very much, and he can speak Spanish very well. Now, he is in China, so he wants to learn some Chinese. He works very hard at his Chinese, and goes to Chinese classes every evening. He has a lot of friends in China and they often help him. He likes to talk with them. He tells his daughter that he can speak good Chinese, and he doesn’t have any trouble（麻烦） with his Chinese, but the Chinese have a lot.