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高中英语语法与词汇《Structures in Use、Grammar in Use》公开课教案优质课下载
Show a tip
Skim the text and answer the questions
= 1 ﹨ GB3 ① Where is this article from?
= 2 ﹨ GB3 ② What is the name of the article?
= 3 ﹨ GB3 ③ Who wrote the article?
= 4 ﹨ GB3 ④ What’s the main idea of the article?
= 5 ﹨ GB3 ⑤ What are the names of the three scientists mentioned in the text?
= 6 ﹨ GB3 ⑥ What are the two graphs about?
3. Show another tip.
4. Divide the text into four parts and match their main ideas.
Step 3 Careful reading
1. Read Part 2 aloud, while reading, try to raise a worthy question.
2. Deal with three questions together.
= 1 ﹨ GB3 ① What are “greenhouse” gases?
= 2 ﹨ GB3 ② What is “greenhouse effect”?
= 3 ﹨ GB3 ③ T or F
We don’t need “greenhouse” gases.
3. Read Part 3 and fill in the blanks.
4. Read Part 4 and do T or F.
It’s clear what the effects of global warming will be.
Step4 Summary
1. Ask a student to explain how global warming comes about.
2. The teacher make a summary.
Step5 Discussion
1. Should we do something about global warming?