Нужна помощь,я все не могу понять как сделать 
эти предложения вопросительными.....
Помогите прошу,за ранее спасибо:-*

1)She is cutting out a pucture.
2)I am decorating my room.
3)They are making a mobile.
4)My father is cooking a Halloween treat.
5)We are carving a pumpkin.

1. Is she cutting out a pucture? 2. Am I decorating my room? 3. Are they making a mobile?4. Is father cooking a Halloween treat?5. Are we carving a pumpkin?