how to save energy

问题描述:

how to save energy
要做小报 题目是save energy随便提供几个条款把 做小报的 各方面的节能都可以.是初中

Nowadays, the world is facing the big problem of energy shortages. The energy that we can use is running out day by day. Maybe one day we will all end up drinking dirty water if we don't do something ...