A. An Internet forum. B. A technology of telephone service. C. Communication via e-mail. D. An Internet conferenc 参考答案:B 答案解析:[听力原文]18-20 When was the last time that you were able to make a long-distance call for free
第17题: [单项选择]设char s[10];,能将字符串“+-*/”正确输入的语句是( ) A. scanf("%s",s); B. scanf("%s",*s); C. scanf("%s",s[0]); D. scanf("%s",s[10]); 参考答案:A 答案解析:[解析] 用字符数组接受字符串,scanf()函数调用时应写字符数组名。
第24题: [单项选择]Conditions necessary for the development of a positive sense of self-esteem include A. consistent limits. B. critical environment. C. inconsistent boundaries. D. physical discipline. 参考答案:A 答案解析:A structured lifestyle demonstrates acceptance and caring and provides a sense of security. A critic
第25题: [单项选择]在软件工程中,白箱测试法可用于测试程序的内部结构。此方法将程序看做是______。 A. 循环的集合 B. 地址的集合 C. 路径的集合 D. 目标的集合 参考答案:C 答案解析:[评析] 软件的白盒测试方法是把测试对象看做一个打开的盒子,它允许测试人员利用程序内部的逻辑结构及有关信息,设计或选择测试用例,对程序所有逻辑路径进行测试。