All right. Sun Tao has 65,438+03 years of teaching experience in large classes. She is an S-class teacher of the original learning and thinking institution, and the head of the research and development of handouts in junior high school mathematics group. Lecture style: humorous and interesting, good at summing up mathematical problems and solving methods, strong classroom interaction and guidance. More than 95% of the students have scored 90+ (full mark: 100).