Odpowiedź:
1 If people used public transport more often, there would be fewer traffic jams.
2 Organic faming is environmentally friendly beciase it doesn't use chemicals.
3 If we recycle plastic and glass, we'll really help the environment.
4 Instead of throwing plastic in the rubbish bin, we should put it in the recycle bin.
5 Many glass containers end up in landfills when they should be going to bottle banks.
Wyjaśnienie: