air

Lesson 4 Air 1. Where are Ben and Kitty? They are in Garden City. 2. What are they doing? They are shopping. 3. What’s the matter with Kitty? Her eyes hurt. 4. What makes Kitty’s eyes hurt? The air pollution (makes her eyes hurt ). Read and answer 5. What is the air pollution ? Is the air clean? No, the air is dirty. A: Where does the air pollution come from? B: It comes from the smoke from the traffic A: Where does the air pollution come from? B: It comes from the dust fro..

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上传者：root上传时间：2012-03-07 星级：四星级

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