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（单词翻译）
The Earth Day
April 22nd is the Earth Day. Our school organized a lot of activities to improve our environment. In the morning, some of us planted trees. Some picked up rubbish in the neighborhood or parks. Most of us also gave money to organizations that help to save forests and endangered1 animals. Several groups of the students went to the streets, telling passers-by how seriously our earth is damaged2. Many rain forests are disappearing3. A lot of wild animals are killed. By doing all these we would like everybody to know that we have only one earth and we should protect it. Saving4 the earth is saving ourselves.
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