修改时间：2024-07-13 浏览次数：172 类型：期末考试
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the Earth |
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Save water |
Water is .We drink water and use water to clean things every day. But in many places, there is not much water. We should not water and we should and save it. |
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Save energy |
Most of our energy comes from and oil. There is not much of them on Earth. We should not so much because cars use a lot of energy. |
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Save trees |
comes from trees. We use it to make tables, chairs and many other things. We shouldn't down too many trees. They help the air clean. |
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Don't use too much plastic |
We use plastic to make bags and bottles, but too much plastic is bad for the Earth. We should use bags and glass bottles. |
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