Составить пять типов вопросов) the father is proud of his sons at achievements.

The father is proud of his sons at achievements, isn't he? - разделительный
Is the father proud of his sons at achievements? - общий 
Is the father proud of his sons or daughters at achievements? - альтернативный
Who is proud of his sons at achievements? - специальный к подлежащему
Why is the father proud of his sons at achievements? - специальный