【正确答案】
Ever since its invention, electricity has found wide applications in industry, in agriculture and in scientific research. It is essential to our modern life.
If there were no electricity some day, its consequences would be unimaginable. Without electricity, we could enjoy no modern comforts because home appliances would not function. Without electricity, no modem enjoyment would be available because there would be no T.V. programs, no films or no computer games. Our world Would be dark.
Roughly, there are three ways to save electricity. First, we should produce electricity-saving home appliances. Second, always remember to turn off the light after you and try to experience the change of the four sea sons naturally. Finally, we should make some changes in our life habits. Avoid as much as possible the artificial life created by electricity.
If we can try every means to save electricity, electricity will be always ready to meet our needs.