冀教版英语必修1Unit1Section 1 (共20张PPT)

What can we do about global warming? human activity energy the burning of fossil fuels a byproduct called carbon dioxide greenhouse gases the increase of temperature catastrophe global warming Revision produces produces builds up cause leads to results in . Low-carbon life （低碳生活） A kind of lifestyle in which people do their best to reduce energy consumption * * Low-carbon life （低碳生活） As students, you should start with doing something to save energy. Task 1 Brainstorm Task 1 Brainstorm：low carbon life  We should use bags which can be reused again turn off the lights the moment we leave turn off the tap in time reuse our textbook go to school by bike or on foot send e-greeting Christmas cards use both sides of every piece of paper plant more trees or other green plants have a no-car day not use plastic bags. Task2: There are two letters in this passage on Page 30. Read the first letter and find out: 1. Who writes the first letter? 2. What is the purpose