一、当前化学学习的困境“化学难学”是许多高中学生的感叹 ,大部分学不好的都表现为“老师讲的时候听得明白 ,上课认真作好了笔记 ,但碰到自己做题还是不会正确分析” ,“课后做了大量练习 ,成绩还是提不高 ,总是没感觉”。“化学难教”同样是许多化学教师的感叹 ,教师常常吃? I. The predicament of chemistry learning “Chemistry is hard to learn” is the sigh of many high school students. Most students who do not learn well are: “When the teacher speaks, he understands it well. He took notes carefully in class but encountered problems with himself. Still will not analyze correctly “,” After doing a lot of exercises after class, the results are still not high enough, always do not feel." “Chemistry is difficult to teach” is also the exclamation of many chemistry teachers. Does the teacher often eat?