【简答题】短文理解 ( )1. A. They lost their way. B. They couldn't find any houses. C. They had to spend the night in the open air ( )2. A. To give them some water and food. B. To let them stay in his house ...
【单选题】自下而上的分析过程是边输入单词符号,边归约。即,在自下而上分析的每一步,都可画出一棵_____,随着归约的完成,便最终形成一棵_____。
【判断题】对于 a ij , b i , c j 来说,每一个都有有限的变化范围,当其改变超出了这个范围之后,线性规划的最优解就会发生变化。
【简答题】听力原文:Please don't turn left at the crossing.
【多选题】中美班 Unit 3 P.17-5 排序 1.They did the easiest part of the journey. 2.They tried to avoid some boulders. 3.They were separated. 4.They set their kayaks in the river. 5.They had a few close calls.
【判断题】对于【图片】、【图片】、【图片】来说,每一个都有有限的变化范围,当其改变超出了这个范围之后,线性规划的最优解就会发生变化。()
【简答题】说明《政府采购法》规定的废标情的法定情形。