题目内容
It’s ______ unusual thing for an eight-year-old girl to find _______ UFO.
A. a; a; B. an; an; C. an; a; D. a; an
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题目内容
It’s ______ unusual thing for an eight-year-old girl to find _______ UFO.
A. a; a; B. an; an; C. an; a; D. a; an