THAT / THOSE a ball.
That is a ball.
THAT / THOSE a cat.
That is a cat.
THIS/ THESE skateboards.
These are skateboards.
THAT / THOSE an apple.
That is an apple.
THIS/ THESE pencils.
These are pencils.
THIS/ THESE cars.
These are cars.
THIS/ THESE a phone.
This is a phone.
THAT / THOSE cameras.
Those are cameras.
THAT / THOSE pencils.
Those are pencils.
THAT / THOSE robots.
Those are robots.
THAT / THOSE a skateboard.
That is a skateboard.
THIS/ THESE a pen.
This is a pen.
THIS/ THESE apples.
These are apples.
THAT / THOSE kites.
Those are kites.