my mother was interested in world dancing
Нужно поставить 5 типов вопросов (общий, альтернативный, к подлежащему, разделительный и специальный)

My mother was interested in world dancing.

Общий: Was my mother interested in world dancing?

Альтернативный: Was my mother or father interested in world dancing?

Вопрос к подлежащему: Who was interested in world dancing?

Разделительный: My mother was interested in world dancing, wasn't she?

Специальный: What was my mother interested in?