The promotion effect is good and the teaching mode is advanced. Chongqing Zhuofu Education and Training School not only pays attention to explaining and laying a solid foundation, but also deeply analyzes the key points and difficulties through systematic training for students. Most students' academic performance in the first stage will be improved by 65,438+00%, and the teaching mode will be switched by one-to-one and one-to-three methods. In addition, the online explanation course is combined with the current exercises to give students different ideas and skills to solve problems, so as to improve students' thinking ability.