【空】you 【空】a ping-pong bat?Yes,I do.

Do,have
Does,have
isn't
再问： 【空】 you have a basketball? Yes,I【空】 【空】he have a ruler? Yes,he【空】 【空】they have a computer？ No,【空】【空】 【空】she have a dresser？ No,【空】【空】 【空】 this a soccer ball ？ 【空】,【空】【空】.It's a basketball.
再答： 【Do】 you have a basketball? Yes,I【do】 【Does】he have a ruler? Yes,he【does】 【Do】they have a computer？ No,【they】【don't】 【Does】she have a dresser？ No,【she】【doesn't】 【Is】 this a soccer ball ？ 【No】,【it】【isn't】.It's a basketball.