林卫民,研究员,北京市化学特级教师。现任北京外国语大学校长助理,北外附校校长。兼任北京海淀区民办教育协会副会长。主要从事教育领导学、教学论和化学教育学研究。《中国教师》:初中化学是学生在初三时才开始学的,也就一个学年的学习内容,却令许多初中生头疼不已。化学有这么难学吗?林老师,您认为学生学习化学困难的原因可能有哪些?教师该如何帮助这些学习困难的学生? Lin Weimin, researcher, Beijing city chemistry teacher. He is currently assistant to the president of Beijing Foreign Studies University and the president of Beijing Foreign Studies University. He also serves as vice president of Beijing Haidian District Private Education Association. Mainly engaged in education leadership, teaching theory and chemistry education research. “Chinese teachers”: junior high school chemistry is the students began to learn the third day, also a year of learning content, it has caused many junior high school students a headache. Chemistry is so difficult to learn? Teacher Lin, what do you think may cause students to learn chemical problems? How can teachers help these students with learning difficulties?