5 типов вопросов к предложению.
Charity begins at home.

Does charity begin at home? (Общий)

Where does charity begin? (Специальный)

Charity begins at home, doesn't it? (Разделительный)

Does charity begin at home or on the street? (Альтернативный)

What does begin at home? (Вопрос к подлежащему)