求关于节约用电的英语作文，70词左右，两篇？

Electricity plays a very important role in our life today,we can not live without it.In our country,we have using it for about 50 years.But,we have to know,in the same time,a large part of it was wasted,it's polluted environment around us.as a student,we should like using the air-conditioner less often,turning off the light upon leaving,reminding family members of the importance of saving electricity and so on.As a saying puts, Actions speak louder than words,please join in the action to save electricity,from yourself,from now on.Action!