Odpowiedź:
1. biofuels / make / from plants
Biofuels are made from plants.
2. trees / cut down / to make furniture
Trees are cut down to make furniture.
3. rainforests / destroy / to make farms
Rainforest are destroyed to make farms.
4. animals / shoot / hunters
Animals are shot by hunters.
5. the sun’s heat / trap / greenhouse gases
The sun's heat is trapped by greenhouse gases,
6. fossil fuels / burn / in power stations
Fossil fuels are burnt in power stations.
7. trainers / make / in this factory
Trainers are made in this factory.
8. seabirds / kill / oil pollution
Seabirds are killed in oil pollution.
Wyjaśnienie:
6)
w amer. ang. bardziej popularna jest forma burned, a w bryt. ang. burnt więc na wszelki wypadek użyłam bryt. formy.