Question

Before I talked with ______ scientist, I had never met______ clever person like him.

A．the; a

B．a; a

C．the; the

D．a; the

Answer 1

A

此题重点考查冠词的用法；不定冠词有a和an两种：a用于辅音音素开头的词前，an用于元音音素开头的词前。定冠词the，指双方都知道的人或事物。