21世纪是信息技术的时代,任何部门的存在和发展都面临着来自社会和信息技术的挑战,教育现代化、学习社会化已成为人们时刻关注的焦点和努力的方向。随着信息技术的迅猛发展和教育改革的不断深化,多媒体教学已成为广大教师时刻关注的焦 The 21st century is the era of information technology. The existence and development of any department are faced with challenges from society and information technology. The modernization of education and the socialization of learning have become the focus of people’s attention and efforts. With the rapid development of information technology and the deepening of education reform, multimedia teaching has become the focus of the majority of teachers