—Is that ______ volleyball?—Yes. Bill likes playing ______ volleyball. ______ volleyball is his.
——Does he ____________ a watch? —— Yes, he _________________ .
——What does your father look like? —— _________________ .
——Kitty, you are a good dancer. —— _______________ .
______ the blackboard, and you can ________ some number on it.
He is a swimmer, and he swims very _____________ .