bạn tham khảo :
Today, energy is increasingly exhausted. We need to save energy because none of us can live without energy. We have many ways to save energy in the home. One of the ways is to use electricity, water and gas economically, we should turn off the lights in the room when out or in unnecessary situations, avoid wasting water, turn off the stove when cooking stops. Besides, we should use low light bulb. We may also use public transport more often.