This study aims to explore how to achieve the basic academic ability of the students to be strengthened before the Comprehansive Assessment Program for Junior High School Students. Through the analysis of the 103-107 educational exam questions, statistics and classification of 7 types of questions, such as N (number and quantity), S (space and shape), G (coordinate geometry), A (algebra), F (function) and D (data and uncertainty), sort out the relevant core chapters of textbooks. Before the exam, the students with underachievement can follow the direction, so that students can systematically produce and solve the problems when they face the exam. And then achieve the effect of avoiding to get C grades.