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Yixght is a manager of the company called SzqNetwork(SN). Now she's very worried because she has just received a bad news which denotes that DxtNetwor 阅读全文
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During the kindergarten days, flymouse was the monitor of his class. Occasionally the head-teacher brought the kids of flymouse’s class a large bag of 阅读全文
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Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchang 阅读全文
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In the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fact. They want to propagate 阅读全文
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背单词，始终是复习英语的重要环节。在荒废了3年大学生涯后，Lele也终于要开始背单词了。 一天，Lele在某本单词书上看到了一个根据词根来背单词的方法。比如"ab",放在单词前一般表示"相反，变坏，离去"等。 于是Lele想，如果背了N个词根，那这些词根到底会不会在单词里出现呢。更确切的描述是：长度 阅读全文