随着信息技术的不断发展 ,网络 (Internet)正日益渗透到人们社会生活的各个方面 ,许多学者预计 ,2 1世纪将是一个“网络世纪”。而根据对互联网典型用户的统计 ,青少年学生已成为网上的主力军。据中国互联网络信息中心CNNIC 2 0 0 3年 7月最新公布的《第12次中国互联网络发展状 With the continuous development of information technology, the Internet is increasingly penetrating into all aspects of people’s social life. Many scholars predict that 21st century will be a “network century.” According to the statistics of typical users of the Internet, young students have become the main force on the Internet. According to China Internet Network Information Center CNNIC in July 2003 recently released the "12th China Internet Development