Помогите! Нужно составить специальные и общие вопросы к предложению

Were the first students accepted by our university in 1973? — общий вопрос — вспомогательный глагол выносим перед подлежащим. When were the first students accepted by our university? — специальный вопрос КОГДА? Who were the accepted by our university in 1973? — специальный вопрос КТО? What students were accepted by our university in 1973? — специальный вопрос КАКИЕ СТУДЕНТЫ? Why were the first students accepted by our university in 1973? — специальный вопрос ПОЧЕМУ? By whose university were the first students accepted in 1973? — специальный вопрос ЧЬИМ УНИВЕРСИТЕТОМ? Этот же вопрос в другом варианте: Whose university were the first students accepted by?