Question

—Is that Helen’s aunt?
---                  .That is Mary’s aunt.

A．Yes,she is

B．No,it isn’t

C．Yes,it is

D．No,he isn’t

Answer 1

B

根據回答語后面意思與問句不一致，應該是對問句的否定，故用No，對不明確
身份的人通常用代詞it代替，故本題選B。