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Jeans have become one piece of clothing worn by the most people in the world.
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I am looking for a friend of ________ who lives in this neighborhood.
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Assistant: Can I help you? Mum: Yes, please. I want to buy a pair of sneakers(网球鞋) for my son.
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1年前
已知a是三次根号10的整数部分,b是三次根号10的小数部分,求(-a)平方+(b+2)立方值
1年前