STUDYING - He is ..........English.
RIDING - We are........a bike.
COLLECTING - She is...........seashells.
SURFING - Peter is...........in praia Brava.
READING - Carl is...........a book.
COOKING - Sandy is.......the dinner.
SWIMMING - The boys are.......fast.
WATCHING - They are.......TV now.
PLAYING - Children are......in the park.