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10 points
Scores
1
2
3
4
5
6
7
8
9
Which group will be the winner?
Check the homework on Ekwing.
Learning the new words by yourselves
on Ekwing.
2. Doing the reading.
Unit 2 Saving the Earth Topic 3 What can we do at home to protect the environment?
Section D
Read the passage on Page 49, then find the topic sentence of each paragraph.
1 _______________________________
2 _______________________________
3 _______________________________
Forests are the lungs of the earth.
These young men and women face many difficulties when they plant new trees.
Tree planters are changing the world.
score: 2 points
1. Forests can _______________ , so they are the lungs of the earth.
A. help us breathe
B. stop the wind from blowing the earth away
C. remove CO2 from the air and to make oxygen