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北师大2003课标版《Lesson 3 Your Money》PPT课件优质课下载
Actually, buying a tree is more meaningful.
erosion surface
water erosion
rock erosion
erosion: being worn away by
water, wind or sand.
Trees play an important part in preventing soil erosion (土壤流失).
If there had been more trees, the Yellow River would be clearer.
What can people do to help stop soil erosion?
plant trees
green future
When less is more, your five yuan may change the situation!
When less is more
Skimming
to get
general ideas
Match the topic with each paragraph.
Skimming
Reading Comprehension
Para 1
Para 2
Para 3
Para 4
Para 5
An example of success and