高等继续教育 / 大学英语语法
正确率：100%
题型描述: 单选题
About ＿＿＿＿＿ of the workers in that steel works are young people.
A.third-fifths
B.three-fifth
C.three-fifths
D.three-fives
About ＿＿＿＿＿ of the workers in that steel works are young people.
A.third-fifths
B.three-fifth
C.three-fifths
D.three-fives
参考答案：
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