Question

— Have you seen _____ empty box?
— Do you mean _____ box you showed to me yesterday? I put it in your schoolbag.

A．a, the

B．an, a

C．an, the

D．the, a

Answer 1

C

第一次提到某物时，用不定冠词，又根据empty 的第一个音标为元音音标，故选an，当第二次再提到该物时，用定冠词the ，故选C