VII
1-f
2-d
3-e
4-a
5-b
6-c
VIII
1-c
2-d cái này mik ko chắc nha xin lỗi bn nhiều 
3-a
4-b
5-a
6-b

3. packages

4. reusable

5. Deforestation

6. recycling

7. electricity

8. breathing

VII.

1. f

2. d

3. e

4. a

5. b

6. c

VIII.

1. d

2. c

3. a

4. b

5. c

6. d

IX.

A.

1. F

2. T

3. F 

4. T

5. T

B.

1. Earth Day was started in San Francisco, California.

2. Earth Day is celebrated on April 22.

3. People can turn off the lights, plant trees, recycle and pick up garbage in their communities.

X.

1. There aren’t many students taking part in the event.

2.They moved here two years ago.

3.If you don’t turn unwanted lights off, you will waste a lot of electricity.

4.Why not write about the three Rs?/ Why don’t we write about the three Rs?

5.It’s fun to learn about recycling.

6.Reusable bags are more expensive than plastic bags.

7.You shouldn’t throw old clothes away.

8.Don’t forget to turn the tap off when you are brushing your teeth.

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