—Do you have ________?

—Yes. But I have an old ________.

A. a toy, ones            B. a toy, one                  C. toys, ones

I have an _____ grandmother.

I have an _____ grandmother.

A．80 year old        B．80-year-old        C．80 years old       D．80-years-old

—Do you have ________?
—Yes. But I have an old ________.
A. a toy, ones            B. a toy, one                 C. toys, ones