题目内容
设一组初始关键字为(72, 73,71, 23, 94, 16, 5),则快速排序的第一趟结果为___________。
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只有在排序数据的初始状态为反序的情况下,在堆排序过程中,关键字的比较才会达到最大值。
Section B Text SummaryAs the cost of attending college has soared over these years, a vigorous debate emerges over who should pay for college. While most students choose to have their parents cover all the cost of their education, I am among the small number of students who earn as they learn. I wonder why the [1]___________ refuse to take the way I did. [2]___________, they claim to have no capacity to pay for college. So they tend to get [3]_________, with their eyes bulging, at my choice. To cover all the costs of my college, I had to work 25 hours a week; and to graduate within four years, I had to take more [4]___________ than others. [5]___________ , I felt envious of an easy life the wealthy students enjoyed, as their parents provided them with every necessity and even luxuries. I am also aware that many influential studies claim to [6]___________ that working while studying depresses school performance. But my story failed to bear evidence of such a link, for I pulled [7]______________ all the way. [8]______________, I am particularly proud that the path I’ve chosen has relieved my parents of the burden of my university education. [9]_____________, my “working-while-studying” approach has brought them the satisfaction of raising me successfully into adulthood. If you want to learn the skills that will serve you all your life, consider joining the ranks of those of us who [10]__________________.
合理密植是调控营养生长与生殖生长的重要方法之一。
乡村音乐是美国人音乐文化的代表，它于二十世纪二十年代兴起于美国
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