The math problems in the second volume of the seventh grade of the People's Education Edition are not difficult to brush. These mathematical problems mainly include basic knowledge of mathematics, geometric figures, real numbers, algebraic expressions, equations and inequalities, functions and other course contents, involving some common knowledge points and calculation methods. You also need to study and practice accordingly. These topics are mainly to consolidate and improve students' mastery of basic mathematics knowledge, basic skills and thinking methods.

In short, in order to improve math scores by brushing questions, it is necessary to formulate learning plans and methods suitable for your actual situation, and practice and consolidate them in combination with textbooks and related reference materials.