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Water pollution【水源污染】 Water is used in homes, in farming, and in manufacturing. The water used...
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My Childhood【我的童年】 I grew up in a small village. I am the second child of the family, and my si...
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Christmas【圣诞节】 The name Christmas is short for “Christ’s Mass," A Mass is a kind of church se...
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Communication【通讯】 When men began to like together in small communities, they it was necessary to ...
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