题目内容
There is ________ X and ________ U in the word “Excuse”.
[ ]
A.a, a
B.an, an
C.a, an
D.an, a
答案:D
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题目内容
There is ________ X and ________ U in the word “Excuse”.
A.a, a
B.an, an
C.a, an
D.an, a