问题
选择题
一Is this _____ Chinese book?
—No, it's _____ English book.[ ]
A. a; a
B. an; a
C. a; an
D. an; an
答案
答案：C
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一Is this _____ Chinese book?
—No, it's _____ English book.[ ]
A. a; a
B. an; a
C. a; an
D. an; an
答案：C