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北师大2003课标版《Lesson 3 Natural Disasters》公开课PPT课件优质课下载
typhoon 台风
volcanic eruption 火山喷发
flood 洪水
landslide 滑坡，山崩
hurricane 飓风, 狂风
Read aloud and memorize them
What do you think causes the disasters, people or nature?
(Ex 3 P10): Use the Strategies to complete the gaps in the text (1-5) with these sentences (a-g). There are two extra sentences you do not need .
But evidence shows that 73,000 years ago there was a much greater eruption.
b) Even Europe has suffered and large areas have been under water.
That is probably not the most important factor either .
Third , the other bits of land you might have been able to farm are now useless.
On top of that add global warming.
f) For example , the Yellow River, once famous for flooding, failed to reach the sea at all for 226 days in 1997.
g) One answer is overpopulation.
Reading strategies
Read for clues about the missing sentence. (time, place, pron. linking)
1. Terrible flooding in Asia…
b
Example
even Europe … underwater
Reading strategies
Read for clues about the missing sentence. (time, place, pron. linking)
2. Reduced rainfall; drier
f