Use the words to complete the text.
nesting boxes, Planting, pollution, voluntary, nests, left
Volunteers also build _ . It is a very important job as there are not so many trees _ in big cities for birds to build their own _ . Volunteers learn about the main causes of air and water___ . _ trees and flowers is also a significant part of their jobs.

1)eco-helpers

2)recycling

3)clean out

4)volunteers

5)the cycle of life

6)ecology

1)eco-helpers collect rubbish in parks and forests for 2)recycling it out of town. They also 3)clean out ponds and rivers. Instructors provide 4)volunteers with a lot of useful information. Young eco-helpers read books about 5)the cycle of life and learn about 6)ecology.

1)eco-helpers

2)recycling

3)clean out

4)volunteers

5)the cycle of life

6)ecology

Подробнее - на -

Объяснение:

1. am packing

2. does pack

3. don't save up

4. are, saving up

5. am meeting

6. meet

7. are looking 

8. lost, looked

9. are, doing, am waiting

10. cries, waits 

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