问题
选择题
This is ________ English book and that is ________ Chinese book.[ ]
A. a; an
B. an; a
C. the; an
D. an; the
答案
答案：B
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This is ________ English book and that is ________ Chinese book.[ ]
A. a; an
B. an; a
C. the; an
D. an; the
答案：B