题目内容
--Jack is ________ American boy,right?
--Yes.He’s from ________ USA.
A. a;the B. an;a C. a;a D. an;the
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题目内容
--Jack is ________ American boy,right?
--Yes.He’s from ________ USA.
A. a;the B. an;a C. a;a D. an;the