内容正文:
Unit 4
Planting trees is good for us
period 3 Part E&F
1
Warm-up
2
Why should we plant more trees?
3
Part E
Let’s Write
4
1. Because trees can keep the air clean.
Why should we plant more trees?
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2. Because trees can keep us cool.
3. Because trees can make the place beautiful.
4. Because trees can make the Earth clean and green.
5
1. Because we want more houses.
Why do people cut down trees?
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2. Because we want more roads.
3. Because we want more buildings.
4. Because farmers also need more land to grow rice and vegetables.
6
Part F Let’s Have Fun
7
What can you see in the tree?
A kite
An ant
A bee
A spider
A monkey
A bird
8
See you !
9
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