问题
选择题
| About _____ of workers in that steel works are young people. |
A. third-fifths B. three-fifths C. three-fives D. three-fifth |
答案
答案：B
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| About _____ of workers in that steel works are young people. |
A. third-fifths B. three-fifths C. three-fives D. three-fifth |
答案：B