也许感兴趣的知识
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My room is three times as big as yours. My room is three tim
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two cats are under the desk【对under the desk 提问】
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I am sure they can finish the work____(success)
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be made of be made in 有什么区别 in front of inthe front of 有什么区别
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My mother likes traveling best,but she hates to take a bus.
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我只有用劳动来解除饥饿的威胁（改为双重否定句）谢谢
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Teaching And Learning Aids是什么意思?请外贸大师回答~是教育机构还是产品目录教育器材之类的啊?
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Original art work only,not from other sources...
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甲乙两袋米共重40千克,把甲袋的3/7倒入乙袋后,甲乙两袋米的重量的比是2：3,甲
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常用400KW备用440柴油发电机组满功率每小时耗油量是多少?柴油机是重庆康明斯,电机是英格的
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铝做阳极,nahco3做电解液,阳极反应是铝失电子和碳酸氢根反应成沉淀和气体,阴极反应是什么?阴极因该是阳离子放电,是氢
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SCC什么意思?
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He is very happy and he likes playing with small balls and f
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头涔涔而泪潸潸
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地轴与黄道平面的交角的度数,
