题目内容
— Is there ___________ " o " in the word " blue "?
— No, there's ___________ " u " in it.
— No, there's ___________ " u " in it.
[ ]
A. an; a
B. a; an
C. an; an
D. an; /
B. a; an
C. an; an
D. an; /
A
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