化学是一门以实验为基础的科学。在整个中学阶段,除教师演示实验和学生实验外,还应大力提倡边讲边实验,这样,不仅有利学生更好地掌握知识,同时也有利学生的实验技能和能力的提高,根据我们具体实践,有如下几点体会。 Chemistry is an experiment-based science. Throughout the secondary school phase, in addition to the teacher demonstration experiments and student experiments, it is also advisable to advocate experimenting while speaking. This will not only help students to better acquire knowledge, but also improve students’ experimental skills and abilities, according to our specific practice. , have the following experience.