题目

探索计算机网络世界计算机网络给我们开辟了一个广阔的空间，日益改变着人们的生活，在感叹网络神奇、领略网络种种便利之余，更激起了我们进一步探索网络世界的兴趣。 （1） 计算机网络是指将多台计算机及其外部设备，通过 连接起来，在网络协议及网络软件的支持下，实现信息传递和资源共享的计算机系统。 A . 通信协议 B . 传输介质 C . 通信线路 D . 网络设备 （2） 一个单位或部门的计算机网络，有些网络服务只向内部人员使King's College Summer School is an annual(年度的) training program for high school students at all levels who want to improve their English. Courses are given by the teachers of King's College and other colleges in New York. Trips to museums and culture centers are also organized. This year's summer school will be from July 25 to August 15. More information is as follows:小题1:The summer training program includes all of the following except_______.A．doing a part-time job.B．taking courses.C．having sports.D．travelling.小题2: If you want to live at a relative's home in New York, you will have to pay the school______.A．$200.B．$400.C．$500.D．$900.小题3:What correct information can you get from the passage?A．The program will last two months.B．You can e-mail or ring up the school.C．You should write to Thompson only in English.D．Students in China can send applications only on July 14.