1. Общий вопрос.
Is Dash wearing her new party dress now?
2. Специальный вопрос.
What dress is Dash wearing now?
3. Вопрос к подлежащему.
Who is wearing new party dress now?
4. Разделительный вопрос.
Dash is wearing her new party dress now, isn`t she?
5. Альтернативный вопрос.
Is Dash wearing her new party dress or her trouser suit now?