My father has a brother and a sister. So I have _____uncle and _____aunt.

A. a, a           B. an, an           C. a, an            D. an, a

I have ________ uncle and ________ aunt．________ are English teachers

A．an，an，They                      B．a，an，These         

C．an，a，Those                            D．a，a，They

 I have ________ aunt and ________ uncle.

A．a; an             B．a; a              C．an; a             D．an; an