摘要：17．( )There is “ U in the word “ use . A. a B. an C. the D. /
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There is _______ "u" and _______ "s" in the word "use".
[ ]
A. a, an
B. an, an
C. a, a
D. an, a
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B. an, an
C. a, a
D. an, a