Warming up<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />
Unit 4 第2节 warming up
1、 It is always calm before a storm
2、 Let SS know more about earthquake
一体化设计：
1作为本单元的热身，引出话题，使学生能对文章感兴趣。
2. 让学生利用网络资源，查找出更多的有关灾难的话题。
教学重点、难点：
1.It is always calm before a storm
2. Let the Ss know more about disaster by looking up information and discuss how to save yourself as much as possible in face of disasters.
教学过程(本文来自优秀教育资源网www.2xuewang.com网)：
1、组织教学(Organization)
Hello, everyone.
2.复习提问：(Revision)
Make sentences with the words and expressions we learned last time.
3. 导入（Lead in ）
Everybody knows disasters have caused great damage to human beings.
Can you name some names of disasters?
4. 讲授新课(deal with the new lesson)
l SARS, earthquake, flood, drought ,flood, typhoon, hurricane, bird-flue, tsunami
Fire, Volcanoes erupting, air-crash ,war , bombing , the attack on the World Trade Center on 9/11/2001
disasters are calamities. they can be natural or man made. Cyclones(龙卷风), floods, eruption of volcano's etc are examples of the former and pollution, contamination（污染） of water ,oil slicks（流到海水面的油污 ） ,global warming etc are examples of the latter
l Have you ever experienced earthquakes?
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