2. Free talk We should not…
How to keep our city clean?
2. How to protect the Earth?
We should …
We should not…

4. Why ?
litter
smoke
cut down trees
talk
throw rubbish
use plastic bags

5. Cartoon time
What do the animals do in the video?
Why do they do like that?

6. Cartoon time

7. Cartoon time Avoid using plastic bags. 2. Use energy saving
[ə‘vɔɪd] 避免
Avoid using plastic bags.
2. Use energy saving
light bulbs. 使用节能灯泡。
[bʌlb]
3. Recycle all you can.
[,ri:‘saɪkl]回收利用

9. Save water
Save energy
Protect the forest
White pollution

12. Homework Read the passage on page 76.
Write a short passage 《Protect the Earth》.
Discuss with your classmate how to do more to protect the Earth.

13. Thank you!