问题
选择题
There is _______"u" and ______"s" in the word "use". [ ]
A.an; an
B.a; an
C.a; a
D.an; a
答案
答案：B
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There is _______"u" and ______"s" in the word "use". [ ]
A.an; an
B.a; an
C.a; a
D.an; a
答案：B