高二英语人教修订版上Unit9 Saving the earth 课件
作者:韦雪萍 来源:整理 更新时间:2008-07-31 点击数:378
1. What’s the “big three”?
2. How many people die from the “big three” every year?
3. How many people die from air pollution every year?
1. What other problems were talked about in the meeting?
2. Global development is necessary. At the same time, global development has bad effect(影响) on us. In the text, what’s the bad effect?
3. How to solve this problem?
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