Вставить нужный предлог at for to after of in by from
1. I go ... the college ... bus
2. Many students ... our college study well
3. ... leaving the college I can try to enter the University
4. Our college trains specialists ... work ... different spheres

1. I go to the college by bus.2. Many students from/of/in/ our college study well.3. After  leaving the college I can try to enter the University.4. Our college trains specialists for/to work in different spheres.