- 作 者：北京市仁爱教育研究所编著
- 出 版 社：北京：西苑出版社
- 出版年份：2008
- ISBN：9787802103030
- 注意：在使用云解压之前，请认真核对实际PDF页数与内容!
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Unit 1 The Developing World 1
Topic 1 Our country has developed rapidly 1
Topic 2 What a large population! 3
Topic 3 The world has changed for the better 5
Review of Unit 1 8
Unit 2 Loving Our Planet 10
Topic 1 Pollution causes too many problems 10
Topic 2 All these problems are very serious 12
Topic 3 Would you like to be a greener person? 15
Review of Unit 2 18
Review of Units 1-2 21
Unit 3 English Around the World 24
Topic 1 English is widely used throughout the world 24
Topic 2 English is spoken differently in different countries 26
Topic 3 Could you give us some advice on how to learn English well? 28
Review of Unit 3 31
Unit 4 Amazing Science 34
Topic 1 Spaceships are mainly controlled by computers 34
Topic 2 When was it developed? 36
Topic 3 We will live in space one day 39
Review of Unit 4 42
Review of Units 3-4 44
听力材料 47
参考答案 80