第13题: [单项选择]以下数据结构中不属于线性数据结构的是 A. 队列 B. 线性表 C. 二叉树 D. 栈 参考答案:C 答案解析:[解析] 所谓的线性结构是指:如果一个非空的数据结构满足下列两个条件,即1)有且只有一个根结点;2)每一个结点最多有一个前驱,也最多有一个后继。同时满足两个条件的有队列、线性表和栈,而二叉树的结点可能
第18题: [单项选择]Questions 11 to 18 are based on the conversation you have just heard. A. A man who played football. B. A man who built a football stadium. C. A man who played baseball. D. A man who built a baseball stadium. 参考答案:B 答案解析:[听力原文] M: I went to see a really good movie last night. It was about a man who built a football s