Unit 4 Planting trees is good for us 课件

(共17张PPT)
our home
Unit 4
Planting trees is good for us
Part A B D
Tree Planting Day
on 12th March
When is Tree Planting Day
It’s
plant trees
What should we do
Tree Planting Day
We should plant more(更多) trees.
keep the air clean
keep us cool
make the place beautiful
小组讨论：
Planting trees can ………
Report
Planting trees is for us.
Planting trees can……
Planting trees can……
Planting trees can……
We should……
People cut down trees.
Why do people cut down trees
Because
we want more…
Farmers also need more to grow rice and vegetables.
Drivers also need more to drive the cars.
We also need more to live(住) in.
But the weather is changing.
our earth
Earth is our home!