问题
选择题
There is _____ "u" and _____ "n" in the word "run". [ ]
A. a, an
B. an, a
C. a, a
D. an, an
答案
A
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There is _____ "u" and _____ "n" in the word "run". [ ]
A. a, an
B. an, a
C. a, a
D. an, an
A
