摘要: There is “U in the word “useful . A. a B. / C. an D. the
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There is _______ "u" and _______ "s" in the word "useful".
[ ]
A.a; an
B.a; a
C.an ; an
D.an; a
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B.a; a
C.an ; an
D.an; a
There is _______ "u" and _______ "s" in the word “useful”.
[ ]
A. an, a
B. a, an
C. a, a
D. an, an
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B. a, an
C. a, a
D. an, an
There is ________ “u” and ________ “s” in the word “useful”.
A.a; an B.a; a C.an ; an D.an; a
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