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____________________________________________________________________________________________________________________________________________________________________________________________________________We think protecting the earth is protecting ourselves. If everyone takes an active part, our earth will bee more and more beautiful. (95詞 ) ? Firstly, we can plant trees on both sides of the streets or on the hills. Trees can make air cleaner and prevent wind from blowing the earth away As a result, it’s necessary for us to plant more trees. ? Secondly, we should save water and stop people from polluting water. We shouldn’t wash hands under the running water. ? Thirdly, we can help make our environment more beautiful by picking up rubbish. ? Finally, we should let more people know the importance of protecting the earth. Protecting the earth is protecting ourselves. If everyone takes an active part in it, our earth will bee more and more beautiful. (95詞 ) ? Students’ Union tips ,根據(jù)寫作要求、提示材料