About ______ of the workers in that factory are young people.

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问题 About ______ of the workers in that factory are young people.

选项 A、third-fifths
B、three-fifths
C、three-fives
D、three-fifth

答案B

解析 分数的表示法为“分子用基数词,分母用序数词,分子大于1时,分母加s”。
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