Reading-global warming全球变暖.ppt

;Unit 4 Global warming ;THE EARTH IS BECOMING WARMER BUT DOES IT MATTER? ;学习目标： 1.To learn something about global warming. 2.To get some ideas about the effects of global warming. 3.To develop some basic reading skills. 学习重点： Help the students learn how to talk about the causes and effects of global warming . 学习难点： How to help students express ideas about what people should do about causes and effects of global warming . ;; Part1 (para._____) a, Its up to readers to think and decide whether people should do something about global warming or not. Part2 (para._____) b, Introduce a debate over the issue of global warming. Part3 (para._____) c, How does global warming come about. Part4 (para._____) d, List two different attitudes among scientists towards global warming. ; ;2. ___________________________;;;三、迁移学习(Summary ); What should we do to protect our earth?;1. Reduce the burning of fossil fuels 2. Plant trees 3. Use bags that can be recycled …; ;Homework;