第9题: [单项选择]IM系统一般采用两种通信模式,MSN Messager、ICQ、Yahoo Messager等主流IM软件在传递文件等大量数据业务时一般使用( )通信模式。 A. P2P B. B/S C. 服务器中转 D. C/S 参考答案:A 答案解析:[解析] 即时通信(IM)系统一般采用两种通信模式,一种是客户机/服务器模式,即消息的发送和消息的接收必须通过服务器来中转。另一种是客户机/客户机模式,也就是直接的点对点模式。MSN Messager
第35题: [单项选择]{{B}} Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. The man should go and enjoy the performance. B. The man could play games on the Internet. C. The man should go to bed early. D. The man can enjoy the performance without going out. 参考答案:D 答案解析:[听力原文]
M: I’m really exhausted.But I really don’t want to miss the performance of the disabled art