作为高中教师,可能很多人都有这样的遭遇:在高一入学的时候,有一部分学生的化学成绩很不错,他们在初中阶段也是各自班里的化学精英。但在开学不久,这部分同学就学习得非常吃力,用以前的各种方法都不能将化学学好,于是开始厌倦化学,逃避化学,丧失了学习的信心,成绩也就一落千丈, As a high school teacher, a lot of people may have had the experience that when they were young, some of them had good grades in chemistry and they were also the elite in their respective classes at junior high school. However, soon after the commencement of the course, some of my classmates learned very hard and could not learn chemistry well before using any of the methods. As a result, they began to get tired of chemistry, evaded chemistry and lost their confidence in learning. Their achievements also plummeted,