问题
选择题
Bill is _________ boy. He is _________ English boy.[ ]
A. a; the
B. a; an
C. the; an
D. an;.an
答案
答案：B
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Bill is _________ boy. He is _________ English boy.[ ]
A. a; the
B. a; an
C. the; an
D. an;.an
答案：B