新课改激发了课堂教学的活力,不同形式的电教手段纷纷走进课堂,教师以直观、形象、生动的多媒体方式呈现教学信息,从而提高学生的学习兴趣,调动学生的学习积极性,使学生获取知识的来源更加多元化,开阔了学生的视野。一、巧用多媒体手段,增强学生的探究欲望在教学中,恰当的教学情境能唤起学生强烈的求知欲望,如果教师能够抓住教材中蕴涵的创造性因素,充分利用学生的好奇心,把学生引入一种与问题有关的情境中,制造一种悬念,从而获得最佳的教学效果。通过动画、声音、色 The new curriculum reform has stimulated the vitality of classroom teaching. Different forms of audio-visual education have entered the classroom one after another. Teachers can present teaching information in an intuitive, vivid and multimedia way so as to enhance students ’interest in learning, mobilize students’ enthusiasm in learning and make students gain The sources of knowledge are more diverse and broaden students’ horizons. First, clever use of multimedia tools to enhance students’ desire for inquiry In teaching, the appropriate teaching situations can arouse the students’ strong desire for knowledge, if teachers can grasp the creative elements contained in the textbooks, make full use of the students’ curiosity, the students are introduced A problem-related situation creates a suspense for optimal teaching effectiveness. Through animation, sound, color