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冀教版选修十《Unit 8 What Can We Do to Protect Our Environment？ Section 4： READING FOR MEANING》优秀教学课件
flood
typhoon
Tsunami
high temperature
What has caused the extreme climate?
① What are they? ② What are these buildings made of?
③What’s the use?
greenhouse / glass
A greenhouse is used for_____________, especially during ____ weather.
growing plants
cold
_____ the heat from the sun
keeps it from _________
____ the air up
How does a greenhouse work?
traps
escaping
heats
Greenhouse Effect
Global warming
Greenhouse gases(CO2) trap the heat from the sun, which causes the temperature of earth to go up.
Skimming
Task 1:
Who wrote the article?
What is the main idea of the magazine?