高中英语第四册Unit22高二英语课件
日期：2010-05-25 05:14
Welcome to the unit
Unit 2The environment1 )What’s the title of the unit?
2) What do you think of it when you see the word?
3) Compared with the last few years ， pollution， disaster， peaceful， do you think the environment is getting better or worse?harmony， protectionLook at the pictures bel，
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