问题
选择题
—Can I help you? —I'd like for my twin sons. [ ]
A. two pair of shoes
B. two pairs of shoe
C. two pair of shoe
D. two pairs of shoes
答案
答案：D
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—Can I help you? —I'd like for my twin sons. [ ]
A. two pair of shoes
B. two pairs of shoe
C. two pair of shoe
D. two pairs of shoes
答案：D