cứu tuv
----- Nội dung dịch tự động từ ảnh -----
6. Don't pollute the air, or we will have breathing problems.
r If we
7. Keep the water clean, or the fish in this lake will die.
r If you
8. Remember to turn off all the lights here, or you will waste lots of electricity.
r If you
9. Be patient, or you won’t pass the examination.
r If you
10. Plant more trees, or the air will be more polluted.
F If we
11. Water these trees or they will die.
r If you
12. Leave now or we will miss the plane.
E If we
13. Be careful or you may fall.
If you
14. Plant more trees and we will have fresh air.
F If we
15. Use reusable bags and we'll help the environment.
F If we
16. People use too much bright lighting in big cities. They have light pollution.
r If people
17. Save water or there will be less fresh water to use in the future.
F If we
18. Throwing rubbish on the lakes or river makes the water polluted
r Throwing rubbish
19. Walk more and you will be healthy.
r If you