It is ____ egg.
It is an egg.
It is ____ empty milk carton.
It is an empty milk carton.
It is ____ hour till lunch.
It is an hour till lunch.
It is ____ tall tree.
It is a tall tree.
It is ____ large building.
It is a large building.
It is ____ apple.
It is an apple.
He is ____ honest man.
He is an honest man.
It is ____ exception to the rule.
It is an exception to the rule.
The car is ____ used car.
The car is a used car.
It is ____ old building.
It is an old building.
She is ____ happy child.
She is a happy child.
He is ____ unusual man.
He is an unusual man.
It is ____ old bus.
It is an old bus.
It is ____ long trip, but it is ____ easy trip.
It is a long trip, but it is an easy trip.
It is ____ lovely day.
It is a lovely day.