【题目】About _______ of the workers in that steel works _______ young people.
A.third-fifths; areB.three-fifths; areC.three-fifths; isD.third-fifths; is
在线课程【答案】B
【解析】
考查数词和主谓一致。句意：那家钢铁厂大约五分之三的工人是年轻人。根据分数的英文表达，五分之三应为“ three-fifths”，分子用基数词，分母用序数词；同时，主语为“workers”，因此谓语动词应使用复数形式。故选B。