题目内容
有n个结点的无向图的边数最多为（ ）
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图的 优先搜索遍历算法可以使用栈结果实现或用递归算法，图的优先搜索遍历算法则需要使用队列结构。
Our society needs to carry our reflections on our education. Traditional Chinese culture emphasized the role of education in personal r_____(refine), d_____(devoted) to one’s family and country.
In some sense, the national enthusiasm for higher education is positive for China’s social and economical development. But it has also left deep t______(创伤）on many young people.
There are many problems with our educational system. The system is too rigid to c___(满足） for the diverse needs of learners. The teaching often e_____(exclusive) focuses on the knowledge, ______ (ignore) social skills and development of students'characters. There is also widespread social ______(justice) regarding the concept of talents. People are not judged by their abilities but often by their _____(标签). There is also the problem of with our value system as reflected in the case of Fu Yawen’s parents who i______(强加）their dreams and values on their daughter.
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