Second, 20 15-20 17 National Volume II Mathematics (Science) score (total score of 450 points in three years).

In multiple-choice questions and fill-in-the-blank questions, the contents that must be tested every year include: set, complex number, plane vector, program block diagram, linear programming, image and properties of function, image and properties of trigonometric function, evaluation of trigonometric identity transformation, three views of geometric body and its surface area or volume, equations of straight line and circle, hyperbola or parabola and their geometric properties, and counting principle (science).

Among the solutions, 17 examines solving triangles or series, 18 examines statistical probability or solid geometry, 19 examines solid geometry or statistical probability, 20 examines analytic geometry or derivative, 2 1 examines derivative or analytic geometry, 22 examines coordinate system and parametric equation, and 23 examines inequality.