1, The Core Motif is a book published by Shanghai Academy of Social Sciences Press on 20 17. This book combines the characteristics and proposition trends of the final math test in senior high school and senior high school, and summarizes the key knowledge points and abilities of the final math test in junior high school with the help of the "core motif".

2. The "core motif" can help students sort out the knowledge fragments, establish the mathematical knowledge category and internal logic of system science, and thus easily "conquer" the finale of the final exam of senior two mathematics.