随着新课程改革的深化,教师应该意识到“灌输式”“题海式”教学模式已经无法满足提高学生核心素养的教学目标要求,教师要明确学生在化学知识学习过程中的主体性地位,但是教师的主导性作用在教学中不能缺失.因此,笔者提出了“点拨·自学·引导”教学模式.一、设置预习任务,引导学生自主预习教师应该在课前点拨和引导学生自学.这种前置式的学习方式,能提高学生的课堂听课效率. With the deepening of the reform of the new curriculum, teachers should be aware that the teaching model of “inculcating” “inscribed sea ” has been unable to meet the teaching goal of improving students ’core literacy. Teachers should make clear that students’ Subjective position, but the dominant role of teachers in teaching can not be missing.Therefore, the author put forward the teaching mode of “Directing, self-study and guidance.” First, set up preparatory tasks to guide students to prepare their own teachers should be pre-class call and Guide students to self-study. This pre-style learning, can improve the efficiency of classroom lectures.