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人教2003课标版《Warming up、Pre-reading、Reading、Comprehending》优质课PPT课件下载
volcano eruption
火山喷发
Sandstorm
沙尘暴
snow slide雪崩
drought干旱
mudflow泥流
→
earthquake
Unit4
1906, The San Francisco earthquake in the US（8.3 magnitude）
1923, The great Kanto earthquake in Japan（8.2 magnitude）
2008, The Wenchuan earthquake in China.（8.0 magnitude）
1920, The Haiyuan earthquake in China (8.5 magnitude)
What strange things would
happen before an earthquake?
Bright lights flash in the sky
Animals are too nervous to sleep, such as cats, dogs, chickens, horses, ducks and rabbits, etc.
Reading
A night the earth didn’t sleep
Why?
Time:
Place:
July 28, 1976
Tangshan, Hebei