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