—Whose room is this? Is it the______? —Yes, it is ______.A. twins'; Tom and Tim'sB. twin's; Tom's and Tim'sC. twins'; Tom and Tim
Each of the girls________wearing a beautiful skirt now.
Please tell us how things used________.
They volunteer________at the local hospital.
That boy looks very unhappy.Let’s________.
His sister usually helps him________his homework.