This is ...... (Lilly's) new dog.

I think that is ...... (I) new pen.

Is Mary ...... (you) sister?

...... (Mr Black's) car is outside the office.

These aren't ...... (the soldiers') guns.

Do not ask any more questions. These are ...... (Simon and I) problems.

This isn't ...... (he) pen, it's mine!

Lilly is ...... (Pete's) great love.

It isn't ...... (the policemen's) car.

This can't be ...... (the teacher's) answer.

That isn't ...... (the nurse's) injection.

Those aren't ...... (Ms Andrew's) shoes.

They aren't ...... (I) parents.

Is that ...... (you) friend, Henry?

Are those ...... (your sister's) glasses?