What is it?
It's glue.
It's ... rubber.
an
a
Is he old?
Yes, he is.
No, he isn't.
It's ... apple.
a
an
Is it new?
No, it isn't
Yes, it is
What's this?
It's a bag.
What's this?
It's a rubber / an eraser.
What's this?
It's a ruler.
What is it?
It's a pencil.
It's ... orange.
a
an
It's ... pen.
a
an
What's this?
It's a pen.
Is it old?
No, it isn't
Yes, it is.
What is it?
It's a book.
It's ... umbrella
an
a
What's this?
It's a pencil case.
It's ... doll.
an
a
It's ... pencil case
a
an