The purpose of preparatory classes is to train future college students. Students study some college courses in advance and take corresponding credits. Through solid university basic courses, students can successfully enter undergraduate degree courses, and those who meet the requirements can directly enter the second year of university. College preparatory classes give you a lead of 0 * 2 * 8,8/3/0/513/4/4;

I believe you have some direct impressions of what learning first is. One of my classmates studied abroad by studying abroad first and then studying abroad. This is not clear. You can learn about it through the above methods, and I believe it will be helpful to you!