高中历史教学,由于长期受应试教育的影响,学习主动性和积极性都不高,加之这类学科的学习比较抽象,容易使学生感到枯燥和厌烦。这些都给历史教学工作带来一定的难度。课堂教学中怎样避免或消除这些不良因素的干扰和影响呢?通过实践证明:采用电教媒体教学是消除这些不良因素的干扰、促进历史课堂教学达到理想的教学效果,从而提高 Due to the long-term impact of exam-oriented education, high school history teaching is not highly motivated and motivated. In addition, the learning of such subjects is rather abstract, which makes students feel boring and annoyed. All these bring some difficulties to the history teaching. How to avoid or eliminate the interference and influence of these negative factors in classroom teaching? Proved through practice: the teaching of audio-visual media is to eliminate the interference of these negative factors and promote the teaching of history classroom to achieve the ideal teaching effect, so as to improve