笔者有幸参加了2011年江苏省高效课堂巡礼。我为同行们上了一节高三复习示范课——二氧化硫。我改变传统的大容量、高难度的练、讲、练的高三复习法。上完这节课感触很深,现与大家交流一下。〖课堂梗概〗资料一:据报道,江苏镇江市谏壁镇(附近是索普集团新发展有限公司硫酸生产线)数十名村民出现如下症状:村民:我在家睡觉,被呛醒了。刺鼻,喉咙也很难受,心里面发闷,想吐。村民:眼睛就像小针往里面刺一样,气完全喘不过来。 I have the honor to participate in the 2011 Jiangsu Province efficient classroom tour. I was on my colleagues for a high school review model class - sulfur dioxide. I change the traditional high-capacity, difficult practice, speaking, practicing high school review. Finished this lesson feel deeply, now we share with you. Classroom synopsis Document 1: It is reported that dozens of villagers in Jianbi Town, Zhenjiang City, Jiangsu Province (near the Sopo Group New Development Co., Ltd. sulfuric acid production line) reported the following symptoms: Villager: I was sleeping at home and was choked. Pungent, throat is very uncomfortable, the heart stuffy, vomiting. Villagers: eyes like a small needle stabbed inside, gas completely out of breath.