问题
选择题
This is _______ orange and that is _______ banana. [ ]
A. an; an
B. a; a
C. an; a
D. a; an
答案
答案：C
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This is _______ orange and that is _______ banana. [ ]
A. an; an
B. a; a
C. an; a
D. a; an
答案：C