What's that?
It is a eraser.
What's this?
It's a pen.
Is this an apple?
No, it isn't.
What's this?
It is a book.
Is this a watermelon?
Yes, it is.
Is this a pencil case?
Yes, it is.
What's that?
It is a lemon.
Is this an apple?
Yes, it is.
Is this a banana?
No, it's not.
What's that?
It is a pencil.
Is this an orange?
Yes, it is.
What's this?
It is a bag.