First of all, there is no limit to how many excellent courses you can choose each semester. According to the information, you should be a liberal arts major. You can take two or three excellent courses at a time this winter vacation. The total score is 144. Don't burn it, or it will be very troublesome. In addition, when taking the elective course of scientific and technological quality, you can try to arrange it on weekends, or even have a little conflict in class time, so that you can attend fewer lectures. Anyway, long live 60 points, but high-quality science and technology courses are generally above 80 points. Good luck, as a senior, I tell you, just choose, there is no such restriction.