Compulsory one is 30% compulsory two, and elective three is 30% 10%, but you should pay attention to it, although it only accounts for one third, it is the foundation. When you wait for the college entrance examination, you will find that all the questions need him. This is a tool, so you must lay a good foundation for compulsory one before you can analyze the problem. Look at the map to help you analyze the comprehensive area.