21世纪是一个以信息为主导的世纪 ,为适应信息时代对教育的要求 ,2 0 0 1年 6月 ,我国颁布的《国家基础教育课程改革纲要 (试行 )》中明确提出 :“大力推进信息技术在教学过程中的普遍应用 ,促进信息技术与学科课程的整合 ,逐步实现教学内容的呈现方式、学生的学习方式、教师的 The 21st century is a century dominated by information. In order to meet the requirements of the information age for education, in June 2001, the “Outline for the National Basic Education Curriculum Reform (Trial)” promulgated by China clearly states: “Strive to advance information The universal application of technology in the teaching process promotes the integration of information technology and subject curriculum, and gradually realizes the presentation of teaching content, students’ learning methods, and teachers’