一、勇挑环球信息时代赋予教师的重担自计算机问世以来,在全世界掀起信息革命的浪潮已对人类社会各个方面产生了巨大的影响.经过半个多世纪的发展,计算机速度由原来每秒五千次上升到几十亿次,其运算能力远非人脑所及.它们被广泛用于人类社会的诸多方面,显示出强大的威力.而今由美国政府于1993年提出的信息高速公路计划,被视为未来世界经济竞争中能否取得胜利的关键,并作为发展国民经济的纲领.预计到2010年总投资4,000亿美元,将美国建一个信息高速公路应用多媒体(Multimedia),作为美国在全球技术领域领 First, the challenge of giving the teacher the burden of the global information age Since the advent of the computer, the wave of information revolution in the world has had a huge impact on all aspects of human society.After more than half a century of development, the computer speed from the original second Five thousand times to billions of times, its computing power is far beyond the human brain. They are widely used in many aspects of human society, showing great power now proposed by the U.S. government in 1993, the information highway project Is regarded as the key to victory in the world economic competition in the future and serves as a platform for developing the national economy and is expected to invest a total of 400 billion U.S. dollars in 2010 to build the United States as an information superhighway using Multimedia as the Global technology leader