问题
选择题
It is ____ bus. It is _____ English bus.[ ]
A. a; a
B.an; an
C. a; an
D. an; a
答案
答案：C
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It is ____ bus. It is _____ English bus.[ ]
A. a; a
B.an; an
C. a; an
D. an; a
答案：C