Mathematics after the new curriculum reform: required content 1~5, elective content 2- 1 2-3 4-5 \ x0d \ elective content 4-1 4-4 (1516) \ x0d \ Elective exam 3-3-4 3-5 (33 elective exam and 2.35 extra exam (36.37.38 ditto) books are basically about physics 3-3 and chemistry 2 in our school, which is different in different regions \x0d\ that is to say, when taking the college entrance examination, you basically choose to do the questions or choose one. Of course, you can read by yourself and choose the two questions you haven't learned.