题目内容
若将图8-23(a)所示的无向图改为完全图，则还需要增加 (19) 条边；图(b)的邻接矩阵表示为 (20) (行列均以A、B、C、D、E为序)。
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求解该算法的计算时间时，仅考虑算法Move所做的计算为主要计算，且Move为常数级算法。则算法F的计算时间T(n)的递推关系式为 (14) ；设算法Move的计算时间为k，当n=4时，算法F的计算时间为 (15) 。
Directions: This section is designed to test your ability to understand spoken English. You will hear a selection of recorded materials and you must answer the questions that accompany them. There are THREE parts in this section: Part A, Part B, and Part C. Remember, while you are doing the test, you should first put down your answers in your test booklet. NOT on the ANSWER SHEET. At the end of the listening comprehension section, you will have 5 minutes to transfer your answers from your test booklet onto ANSWER SHEET 1. If you have any questions, you may raise your hand NOW as you will not be allowed to speak once the test has started. Now look at Part A in your test booklet.Part A You will hear a conversation. As you listen, answer Question 1 to 10 by circling True or False. You will hear the conversation ONLY ONCE. You now have 60 seconds to read Question 1～10. The speaker does not think the reasons given by Chinese students about lack of social activities are grounded.
在Word编辑状态下，若要多次复制Word中的格式，使用方法为：首先选中设置好格式的文字，在工具栏上 (4) 按钮，光标将变成格式刷的样式；然后，选中需要设置同样格式的 (5) ，即可将选定格式复制到多个位置。取消格式刷时，只需在工具栏上再次单击格式刷按钮，或者按下Esc键即可。
假设模拟信号的最高频率为5MHz，采样频率必须大于 (8) ，才能使得到的样本信号不失真，如果每个样本量化为256个等级，则传输的数据速率是 (9) 。
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