题目内容
I have ______ uncle. He works in ______ useful place.
[ ]
A. a, a
B. an, an
C. an, a
D. a, an
B. an, an
C. an, a
D. a, an
C
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I have ____ uncle in America. He is ______ English teacher.
A.a; an | B.an;a | C.an;an | D.an;the |