采取综合措施努力提高分组实验成功率安徽芜湖市一中（２４１０００）李广群对于学生分组实验，虽然教材已分别做了步骤、方法的叙述，但多年里，即便是并不复杂的试管反应，成功率也并不高，更不用说那些有一定难度的实验了。这是什么原因呢。为了充分发挥实验教学对理论... Take comprehensive measures to improve the success rate of grouping experiments. Yizhong, Wuhu, China (241000) Li Guangqun Grouped the students’ experiments. Although the teaching materials have described the steps and methods separately, the success rate of even uncomplicated tube reactions over many years is still high. It’s not high, let alone experiments that have some difficulty. What is the reason? In order to give full play to experimental teaching on theory...