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

試題分析：句意：----Mary對地球知道的那么多。----是的，盡管她只是一個八歲的小女孩。世界上獨一無二的東西前面應用定冠詞the。girl 是可數名詞，eight的第一個音素是元音，故用an。因此，選B。