___________ can be an excellent source of free, renewable energy for poor farmers.
A. Turbine
B. Biogas
C. Solar panel
D. Bulb
Giải bởi Vietjack
Đáp án: B
Dịch nghĩa: Khí sinh học có thể là một nguồn năng lượng tái tạo miễn phí tuyệt vời cho nông dân nghèo.
Gói VIP thi online tại VietJack (chỉ 400k/1 năm học), luyện tập gần 1 triệu câu hỏi có đáp án chi tiết
There are many available ___________ power sources in Vietnam including sun, wind, water, etc.
___________ energy is produced by collecting sunlight and converting it into electricity.
The government has warned that Britain will face power ___________ in the coming winters.
When you save energy, you not only save money, you also reduce the demand for ___________ such as coal, oil, and natural gas and that is a great way to play a part in saving the planet.
In India, the demand for ___________ has always been more than the supply.
Laos and Cambodia have big plans for building up to 11 ___________ on the lower Mekong.
Two layers of glass in the window will be stopped the heat going out.
Will your class visit the hydro power station in Hoa Binh next week?
