Ответ:

1) 1. save

2. cut

3. damage

4. reuse

5. clean

6. turn

7. plant

8. pollute

9. recycle

10. waste

11. protect

12. throw

2) 3,6,8,12,10,9,7,1,11,2,5,4

3) A- waste

B- throw, reuse

C- cut, plant

D- save, pollute

E- turn, recycle

F- clean

G- damage, protect