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人教2003课标版《Warming up、Pre-reading、Reading、Comprehending》公开课PPT课件优质课下载
computer
hairdryer
light/TV/water dispenser
car
washing machine
Windmills(风能), renewable.
What? Renewable?
Warming up – II ( 5 m )
What? What kind? Renewable?
A coal power station（火电厂） ,
non-renewable.
What? What kind? Renewable?
An oil refinery(炼油厂), non-renewable.
What? What kind? Renewable?
A nuclear power plant（核电站）,
non-renewable.
What? What kind? Renewable?
A hydro-electric dam（水电站）,
renewable.
Coal
Oil
Natural gas
Wind (wind power)
Sun (solar energy)
Water (hydro-electric power)