If you fail, and there are many, you should pay attention. This shows that you are quite unaccustomed to college life and learning process. If you don't adapt to the next few semesters, it's easy to continue to fail, and if you accumulate to 20 clubs, you will be expelled from school.
3. If you fail one or two courses, then catch up, and the university wants to work or go abroad, the impact is not great. On the contrary, in our school, some departments have requirements for the number of subjects that fail in four years.