What are you doing?
I'm studying english.
correct or wrong : It isn't drinking milk.
Wrong.It's drinking milk.
What's she doing?
She's sleeping.
What's he doing?
He's running.
What're they doing?
They're snorkeling.
correct or wrong : He's playing the piano.
Wrong. He is playing chess.
correct or wrong : They aren't playing vallyball.
correct
What's she doing?
She's singing.
correct or wrong : We're kayaking.
Correct
What's he doing?
He's eating.
What's she doing?
She's windsurfing.
What're they doing?
They're playing.
What's he doing?
He's painting.
correct or wrong : I'm not swimming.
Wrong. I'm swimming.
What're they doing?
They're dancing.