1, teaching method: experimental class: "experimental class training" is carried out simultaneously with teaching practice, which fully reflects that the hours of each science and education are greater than the provisions of the textbook. Classical middle school classes: a solid foundation can be improved to a certain extent. For the middle point in the canon, the answer is clear.

2. Training method: Experimental class: Excellent gradient training in the column of "basic accumulation-understanding-expanding application" can stimulate students' confidence and interest in learning and exploration. In the middle school classroom, the "analysis of the main points of teaching materials" focuses on cultivating students' active participation in educational activities and cultivating their practical ability and comprehensive ability.