第14题: [单项选择]Questions 11 to 15 are based on the following interview.A. Saris are not practical. B. Saris are old-fashioned. C. Saris are not cheap. D. Saris are hot and difficult to walk in. 参考答案:C 答案解析:[解析] There are several reasons why the younger women don’t wear saris in Sri Lanka. Which of the
第21题: [单项选择]下列关于TCP协议提供服务特点的说法中,错误的是 A. 可靠的 B. 无连接 C. 全双工 D. 端到端 参考答案:B 答案解析:[命题目的] 考查TCP协议提供服务特点。 [解题要点] TCP协议提供一个可靠的、面向连接的、全双工的数据流传输服务。 [错解分析] A),C),D)正确。 [考点链接