What is he doing?
He is doing homework
Are they watching tv?
No they aren't
Are they doing homework?
No they aren't
???
listen to music
Is he doing homework?
Yes he is
Is he watching TV?
No he isn't
Is she doing homework?
yes she is
Is he playing the guitar?
Yes he is
Are they watching TV?
Yes they are
What are they doing?
They are watching TV
What are they doing?
They are listening to music
Is he playing the guitar?
No he isn't
Is he playing the guitar?
Yes he is
What is he doing?
He is playing the guitar
Are they listening to music?
Yes they are
???
play the guitar
Are they doing homework?
No they aren't
What is she doing?
She is doing homework
What is he doing?
He is listening to music
What is he doing?
He is playing the guitar
???
do homework
Is she playing the guitar?
No she isn't
???
watch TV
What are they doing?
They are watching TV