What are they doing at the supermarket? They're buying groceries.
What are they doing at the department store? They're shopping.
What are they doing at the park? They're kicking a ball.
What are they doing at the department store? They're shopping.
What are they doing at the library? They're borrowing books.
What are they doing at the post office? They're mailing letters.
What are they doing at the movie theatre? They're watching a movie.
What are they doing at the movie theatre? They're watching a movie.
What are they doing at the park? They're kicking a ball.
What are they doing at the library? They're borrowing books.
What are they doing at the post office? They're mailing letters.
What are they doing at the supermarket? They're buying groceries.