The compulsory courses of physics, chemistry and biology are in order, and the elective courses are generally not finished. It depends on your teacher's teaching progress.

The order of mathematics is chaotic, even in different schools. So it is estimated that the reference value is not great. But at first I will learn compulsory one. In addition, the general teacher will tell you the order at the beginning of the first year of high school, which is convenient for you to preview. In addition, as an elective course, some teachers will arrange alternate study, and some teachers will concentrate on their study after the compulsory course. ...