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《普通高中数学课程标准》中明确地提出“恰当运用现代信息技术,提高教学的质量”.但是在实际的运用现代信息技术的多媒体教学中,多媒体使用不太合理的现象较为普遍,很多多媒体辅助教学的课堂,多媒体不仅没有起到优化课堂教学的作用,反而适得其反,分散了学生的注意力,课堂的重点难点不能突出和突破,浪费教师的大量精力和体力.针对上述现象,
“Ordinary high school mathematics curriculum standards,” clearly put forward the “proper use of modern information technology to improve the quality of teaching.” But in the actual use of modern information technology in multimedia teaching, the phenomenon of multimedia is not reasonable to use more common, many Multimedia assisted teaching classroom, multimedia not only failed to play the role of optimizing classroom teaching, but counterproductive, decentralized students ’attention, the key difficulties in the classroom can not be prominent and breakthrough, a lot of teachers’ energy and physical waste.Aim at the above phenomenon,