陈科良老师执教的人教版九年级《数学》下册课题“投影”在江西省优质课评比中荣获全省第二名的好成绩,并将代表江西省参加2012年全国初中青年教师数学优质课观摩与交流展示活动,笔者有幸观摩了该课。该课不仅教学设计巧妙、新颖,独具匠心,而且执教者教艺精湛,理念先进,处处洋溢着新课程理念的气息,现摘取几个片段,与同仁们共享。 Chen Ke-liang teacher taught PEP 9 grade mathematics under the title “projection ” in Jiangxi province quality class competition won the second place in the province of good grades, and on behalf of Jiangxi province in 2012 junior middle school youth Teachers mathematics quality class observation and exchange of display activities, I was fortunate enough to observe the lesson. The course is not only a clever teaching design, novel, unique originality, and coaching staff superb teaching, advanced concepts, always filled with the atmosphere of the new curriculum ideas, is now picking up a few clips to share with colleagues.