My mom is cooking
My mom isn't cooking
Is my mom cooking?
Yes she is / No she isn't
We are listening to music
We aren't listening to music
Are we listening to music?
Yes we are / no we aren't
You are driving a car
You aren't driving a car
Are you driving a car?
Yes I am / no I'm not
John is sleeping
John isn't sleeping
Is John sleeping?
Yes he is / no he isn't
They are running
They aren't running
Are they running?
Yes they are / No they aren't
The dog is eating
The dog isn't eating
Is the dog eating?
Yes it is / No it isn't
She is playing tennis
She isn't playing tennis
Is she playing tennis?
Yes she is / no she isn't
Your cousin is watching tv
Your cousin isn't watching tv
Is your cousin watching tv?
Yes she is / no she isn't
Michael is studying
Michael isn't studying
Is Michael studying?
Yes he is / no he isn't
The girls are singing
The girls aren't singing
Are the girls singing?
Yes they are / no they aren't.