Saving electricity
I think it is necessary to save electricity.It is a kind of resource we use everyday.There are many ways to save electricity.For example,we can close TVs when we don't watch them.We also can turn off the lights when nobody is in the classroom.
As students,we really should form the habit of saving electricity.It is good to the society and it is also a good way to make us better.Let's do it together!
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