Question

--- Mary knows so much about ______earth!
---Yes, although she is only ____eight- year-old girl.

A．an; a

B．the; an

C．the; a

D．an; an

Answer 1

B

试题分析：句意：----Mary对地球知道的那么多。----是的，尽管她只是一个八岁的小女孩。世界上独一无二的东西前面应用定冠词the。girl 是可数名词，eight的第一个音素是元音，故用an。因此，选B。