science
Compulsory 1 to 5, elective 2- 1.2-2, 2-3, 4- 1, 4-5.
the humanities
Select 1- 1, 1-2, 4- 1, 4-4, 4-5 from required to required.
In fact, there is no need to finish all the subjects at the beginning of 4, because the last question is a multiple-choice question.