What's the plane doing?
It is landing
What is she doing?
She is riding the horse
What's she doing?
carrying
What's it doing?
melting
What is he doing?
He is mowing the lawn
What's he doing?
pulling
What is he doing?
dropping the microphone
What's it doing?
Running
What's action is this?
braiding
What's it doing?
kniting
What are they doing?
Watching the TV
What action is this?
folding
What is it doing?
printing
What's she doing?
cleaning