题型：翻译 题类：常考题 难易度：普通
仁爱科普版九年级上Unit 2 Saving the earth. Topic 3 What can we do to protectthe environment同步练习
You turn off the lights when you leave home.
speak louder than .
Recycling can protect the environment save energy.
Don't be angry with him. , he is only a child.
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