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一、案例背景题目:音频信息加工处理;时间:后天上午第一节课;地点:外校。这是我参加这学期区优质课比赛的教学要求。三个问题:(1)这个知识点在教材上只有简短的章节,平时的教学点到即止,未曾系统专业地上过。(2)好多东西都需要准备,但时间局促。(3)我平常对音频的处理都用视频软件完成,对cooledit2.0的操作达到熟练操作是个大问题。在前辈的指导下,我从教材入手并着重参考了南京师范大学出版社出版的《项目教学——高中信息技术,音
First, the background of the case Title: audio information processing; Time: the first day after tomorrow morning class; Location: Foreign School. This is my teaching requirement for attending this quality semester in this semester. Three questions: (1) This knowledge point in the textbook only a brief chapter, the usual teaching point to the end, have not been on the system professional. (2) A lot of things need to be prepared, but time is cramped. (3) I usually use audio and video processing software to complete the operation of the cooledit2.0 reached skilled operation is a big problem. Under the guidance of the predecessors, I started from the textbook and focus on reference to the Nanjing Normal University Press, "Project Teaching - High School Information Technology, Sound