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最佳答案：The in-degree of vertex represents the level of reliance by other vertexes upon
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最佳答案：1.All these are your subeject guess,but not the proof.2.We cannot judge a person
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最佳答案：appreciate
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最佳答案：说到围龙屋,其实在梅州比较多见的是这种,大都依山傍水的,一般最中间的是祠堂,用来供奉祖先牌位的,门口必有一湖或池塘,是突发火灾时灭火取水用的,后山则是外族侵犯不
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最佳答案：Franz Seraphicus Peter Schubert,an Austrian composer,he is representative of ear