That's generally because (some of) the course work is too low-level /remedial. If you aren't ready for university at high school graduation, then you need to ta

That's generally because (some of) the course work is too low-level /remedial. If you aren't ready for university at high school graduation, then you need to take the extra time. If you are ready, you need to challenge yourself at the rate that university students do if you want to keep up (which may need some good advising that is hard to find, point granted).