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外研2003课标版《Writing》PPT课件优质课下载
water pollution
deforestation
global warming
sandstorm
forest fire
waste disposal
haze
overgazing
acid rain
…
Mind Mapping
55
11111
Envirnmental problems
The winner group will get gifts！
Content
Points
10'
20'
Guess what environmental problems they are. 10’
deforestation acid rain
the act of cutting down or burning the trees in an area
10'
rain that contains harmful chemicals from factory gases and that damages trees,crops and buildings.
List 3 environmental problems from the video 20’