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必修五《Unit 3 The Story of Success Section 4： READING FOR MEANING》优秀ppt课件
Environment
noise pollution
rubbish everywhere
air pollution
water pollution
Under the Blue Sky
Paragraphs
Topic sentence / Main idea
Air pollution in large cities
Ways to protect the environment
Consequences of air pollution
Main causes of air pollution
Fast reading
1.
5.
4.
3.
2.
Other causes of air pollution
1.What makes it hard for people to breathe the fresh air?
2.What now harms everyone in the world?
3.What is coal used for?
4.What causes traffic jams everywhere in large cities?
5.How many people a year die of diseases related to air pollution in the United States according to the Natural Resources Defense Council?
questions