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He likes bears.
He doesn’t like Guangtouqiang.
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Why do people cut down trees?
Listen and answer
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Why do people cut down trees?
1. Because we want more …
houses
roads
buildings
Why do people cut down trees?
2. Farmers also need more land to grow rice and vegetables.
What’s changing?
But the weather is changing.
It’s getting hotter.
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What can we do?
Read and answer
We need to
plant more trees.
Trees help to make the air cool and fresh.
Let’s plant more trees to
make the earth clean and green.
Why should we plant more trees?
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形容词比较级+and+形容词比较级， 表示越来越…
hotter and hotter
bigger and bigger
longer and longer