He's ________ behind the tree
hiding
What's he doing?
He's climbing
What sport is this?
Roller skate
What's this?
Swimsuit
She's ...........
laughing
What's she doing?
She's skipping
What's this?
A pair of trousers
What's she doing?
She's hopping
What's this?
It's a pink scarf
What's this?
a pair of socks