Your sister isn’t a nurse．is she?

---_________．She teaches English in a middle school．

A．Yes，she isn’t    B．Yes，she is    C．No，she isn’t    D．No，she is

-Your sister isn’t a nurse ，is she ?

-________． She teaches English in a middle school．

A．No, she isn′t 　　　　　　B．Yes, she is

C．Yes．she isn’t　 　　　　  D．No ,she is