题目内容
My mother wants me to be office worker, but I would like to be a volunteer to work for ___old people.
A. an; an B. an; the C. a; the D. a; an
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天天向上口算本系列答案题目内容
My mother wants me to be office worker, but I would like to be a volunteer to work for ___old people.
A. an; an B. an; the C. a; the D. a; an
天天向上口算本系列答案