《化学课程标准》的颁布,给传统意义下的化学教学进行了一次大的洗礼。新课改重要的着眼点是改变学生的学习方式,在指导学生掌握基础知识和基本技能的同时,培养学生主动学习、积极探究的意识和能力,“猜想”、“探究”已经成为学生进行新课程学习,尤其是理科学习必须具备的一种 The promulgation of the “Chemical Curriculum Standards” gave a big baptism to the traditional chemistry teaching. The important point of the new curriculum reform is to change students’ learning methods. While guiding students to master basic knowledge and basic skills, students should also develop the awareness and ability of active learning and active inquiry. “Guessing” and “exploring” have become students’ new tasks. Course study, especially one that science study must have