Поставьте данные предложения в отрицательной и вопросительной формах. mary is sleeping you are listening to the radio i am studying you are eating now we are drinking coffee at the moment

Mary isn't sleeping
Is Mary sleeping?
You aren't listening to the radio
Are you listening to the radio?
I am not studying
Am I not studying?
You aren't eating now
Are you eating now?
We aren't drinking coffee at the moment
Are we drinking coffee at the moment?