Из предложения these students study a lot of subjects in our college. нужно задать вопросы к слову: these, students, stydy, a lot of subjects, in our collage и + общий и разделительный

What students study in our college?
Who studies many subjects in our college?
What these students in our college study?
Where these students study many subjects?
These students study a lot of subjects in our college, isn't it?