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必修4《Lesson 3 Your Money》优质课PPT课件下载
pollution
problems
Lead-in:
Yellow River
断流
overfishing
Do you think five yuan can save the Yellow River?
puzzled
When less is more
What’s the whole text mainly about?
A.The Yellow River is in a bad situation.
B.The erosion has effects on the Yellow River.
C.We can buy a tree to protect the Yellow River with 5 yuan.
D.There are some ways to reduce erosion.
Pre-reading:predicton
clues线索
According to:
1.titles and pictures
2. the first or last paragraph
3. the main idea of each paragraph
While-reading:
(1)What does the writer suggest buying with 5 yuan?
(2).What's main purpose of para1 in italics斜体？
A. to compare some examples
B. to make a conclusion