Topic 13社会、自然与环境
（一）国家与民族
常用句型
1. The population of the world is becoming larger and larger. 世界人口变得越来越多。
2. What's the population of your country? 你们国家的人口有多少？
3. What language can you speak? 你会说什么语言？
4. I will meet friends from Englishspeaking countries. 我要去见我那些来自讲英语的国家的朋友。
5. What is the capital of the Canada? 加拿大的首都是什么（地方）？
6. Which country is in the east of China? 哪个国家在中国的东边？
7. I think China is a very interesting country. 我认为中国是一个非常有趣的国家。
8. We should try our best to protect our environment. 我们应该努力保护我们的环境。
