----- Nội dung dịch tự động từ ảnh ----- 38. Hydro/nuclear / plentiful/power/ and /are/renewable / and. 39. Turn/the/air/ weather / conditioner/down/when/ the /cool/is. 40. Biogas/new/is/a/energy/source/ of /for/ available / poor/people. 41. The/turn/make/ wind turbines/to/ electricity.