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高二上册《Unit 1 Eating Around the World》公开课PPT课件优质课下载
Finish doing the exercises on the textbook.
What does the listening text want to tell us?
How do you feel after listening?
Listening
What is chemical farming?
Chemical farming is growing crops by using some chemical fertilizers.
What is organic farming?
Organic farming is growing crops without using any chemical fertilizers.
What problems would chemical farming cause?
It can cause damage to the land and people’s health.
Skimming
Scanning
Why do some farmers prefer chemical farming?
Why do some farmers prefer organic farming later?
How did people change their way of farming?
这稻穗, 够分量！
我国杂交稻高产新组合创世界一流亩产 达1195.2kg
He seeks the _______ of
the rice to solve the
world starvation.
quantity
We can’t seek quantity
at the cost of
_________
quality