广东教育2004年第8期为了实践、推进、研究新课程,上学期我校组织开展了初中阶段新教材推荐观摩课的教研活动。公开课上,我选讲的是初二物理《串联和并联》。课前准备在第一节《电流和电路》的基础上,我布置了书面作业:“有一个电源和两个灯泡,要使两个灯泡都发光,你有几种接法 In order to implement, promote and study new curriculum, Guangdong Education organized and conducted the teaching and research activities of the junior high school stage for the recommendation of new textbooks during the last semester. In the open class, I chose to talk about the first two physical “series and parallel.” Pre-class preparation Based on the first section “Current and Circuits”, I arranged a written assignment: “There is a power supply and two light bulbs. To make both light bulbs glow, you have several ways to connect.