It only takes ___ hour to get there.
It only takes an hour to get there.
___ duck is swimming in the pond.
A duck is swimming in the pond.
I hate ___ frogs.
I hate frogs.
He is ___ popular actor.
He is a popular actor.
There is ____ apple on the table.
There is an apple on the table.
I have got ___ umbrella.
I have got an umbrella.
There is ___ elephant in my garden.
There is an elephant in my garden.
___ orange was eaten by my mom.
An orange was eaten by my mom.
___ dogs is one of the loyal pets.
Dogs is one of the loyal pets.
___ cat is chasing mice on the roof.
A cat is chasing mice on the roof.