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Part 2
Why does the earth get sick?
So…
So…
People kill about 73 millon(百万）sharks for their fins every year.
People kill about 5 thousand elephants for their teeth every year.
1.Sometimes people ___________rubbish into rivers and oceans.
2.Sometimes people _____ ______too many trees.
3.Sometimes people _______lots of wild animals.
4._______from cars and factories makes the air dirty.
Part 3
What should people do now?
1. _________________________________.
2. _________________________________.
3. _________________________________.
4. ___________________________________
They pick up rubbish.
They plant trees every year.
They recycle glass and paper.
They bring their own shopping bags and stop
using plastic bags.
New phrases:
1. get sick________ (＝be sick)
eg: She gets sick.
She is sick.
2. pick up _______
eg: They pick up rubbish.
I pick up my pen on the floor.
3. Recycle ______
eg: We can recycle glass and paper.