Whose books are these?
They are their books.
Whose stapler is this?
It’s her stapler.
Whose tape is this?
It’s its tape.
Whose scissors are these?
They are our scissors.
Whose pencil is this?
It’s your pencil.
Whose backpack is this?
It’s my backpack.
Whose eraser is this?
It’s your eraser.
Whose ruler is this?
It’s her ruler.
Whose pencil case is this?
It’s his pencil case.
Whose calculator is this?
It’s our calculator.
Whose pencil sharpener is this?
It’s my pencil sharpener.
Whose pen is this?
It’s his pen.