Chapter 1: Rational Numbers.
Chapter 2: Addition and subtraction of algebraic expressions.
Chapter 3: One-dimensional linear equation.
Chapter four: the preliminary understanding of graphics.
Chapter 5: Intersection and bisection.
Chapter 6: Plane Cartesian Coordinate System.
Chapter 7: Triangle.
Chapter 8: Binary linear equations.
Chapter 9: Inequality and Unequal Groups.
Chapter 10: Data collection, arrangement and description.