He used to be ________ UNICEF worker, but now he is really ________ excellent basketball player.
A.an; an | B.a; an | C.a; the | D.the; an |
He used to be ________ UNICEF worker, but now he is really ________ excellent basketball player.
A.an; an | B.a; an | C.a; the | D.the; an |