.... sports
doing sports
.... photos
taking photos
.... dancing
going dancing
.... a bike or a horse
riding a bike or a horse
.... computer games
playing computer games
.... friends
seeing/ hanging out with/ meeting friends
..... messages on social media sites
posting messages on social media site
..... in the sea
diving in the sea
...... sculptures
making sculptures
.... chess
playing chess
...... camping
going camping
..... a kite
flying a kite
He is ....
He is sailing
The dog is ....
The dog is sunbathing
They are .....
They are swimming in the sea
He is ....
He is windsurfing
