----- Nội dung dịch tự động từ ảnh ----- Unit 10.Energy Sources, 1.There/be/two groups / energy sources :renewable and non-renewable energy sources. 2.Renewable energy sources/consist/wind energy/solar energy/hydro energy/nuclear energy/biogas 3.They/be/clean/green/not cause pollution. 4.Non-renewable energy sources/include/coal/petrol oil/natural gas. 5.They/be/limited/cause pollution. 6.To conserve fossil fuel,we/use/non-renewable energy sources/as/economically as possible. Unit 11.Travelling in the future. 1.In the future/people/travel/eco-friendly vehicle. 2.They/run on/solar energy/electricity. 3.They/be/green because/they/not cause pollution. 4.People/travel/faster/safer/than/the past. pia бupu