ответьте кратко на вопросы:
1. in your opinion, is pollution a very serious problem nowadays?
2. why has this problem become more important now?
3. what forms of pollution do you know?
4. what do you know about acid rains? what suffers from this type of pollution?
5. what do you know about the depletion of the ozone layer?
6. what does the ozone layer protect?
7. why is the ozone layer being damaged?
8. why are the ozone "holes" dangerous for the life on the earth?

Анюточка2906    1   12.11.2019 05:55    53