Поставьте все виды вопросов к предложению: They have graduated from the University.

They have graduated from the University.

1) Have they graduated from the University?
2) Who has geaduated from the University?
3) When have they graduated from the University?
4) They have graduated from the University, haven't they?
5) Have they graduated from the University or from the college?
6) It is interesting to know if they have graduated from the University.