3 and 5 are compulsory in the second semester, and 2 is compulsory in the first semester of senior two. At this point, science: elective 4- 1, elective 4-4, elective 4-5.
Liberal Arts: Elective courses 1- 1 and 1-2.
PS: It is very important to study compulsory 5 in senior high school, and solving triangles, series and inequalities is the key point of college entrance examination. Compulsory 3 college entrance examination will involve a 5-point program block diagram and probability, and some places will get statistics; Compulsory 2 is also very important, solid geometry and linear equation of one variable will account for at least 25 points in the college entrance examination, which needs more practice!