The earth is our common home.On the one hand,it is very important for us to protect the environment,On the other hand,all of us want to live in abetter place,So it is our duty to protect the environment.AS a junior high school student,we should do something.At first,we should nver throw rubbish,we must keep this rule,Second,we should buy things that can be used more than once.Third,we should recycle rubbish and make them into useful things.Finally,we should repair things and try to use the old thing as long as possible
There're many things we can do.Let's work together to protect our common homeland--The Earth