Mathematics is not for a simple exam. Exam scores can basically reflect a person's mathematics level, and stimulate students' enthusiasm and creativity in the teaching of 1 to 1. At the same time, education pays attention to inspiring students' positive thinking, guiding students to flexibly use what they have learned through their own thinking activities and transform them into their own knowledge wealth and wisdom. Foshan Xueda Education Chancheng Learning Center1114008105006 turn 1068 Fenjiang Road Learning Center1/kloc-0. Kloc-0/ Weiguo Road Learning Center114008105006 ext. 106.