It is ( a/an ) marker.
It is a marker.
It is ( a/an ) cat.
It is a cat.
It is ( a/an ) rabbit.
It is a rabbit.
It is ( a/an ) eraser.
It is an eraser.
It is ( a/an ) umbrella.
It is an umbrella.
It is ( a/an ) pencil.
It is a pencil.
It is ( a/an ) pig.
It is a pig.
It is ( a/an ) flower.
It is a flower.
It is ( a/an ) egg.
It is an egg.
It is ( a/an ) banana.
It is a banana.
It is ( a/an ) yo-yo.
It is a yo-yo.
It is ( a/an ) bird.
It is a bird.
It is ( a/an ) apple.
It is an apple.
It is ( a/an ) ox.
It is an ox.
It is ( a/an ) hat.
It is a hat.
It is ( a/an ) elephant.
It is an elephant.
It is ( a/an ) fish.
It is a fish.