二、单项填空(共20小题,20分)
从A、B、C、D四个选项中选出可以填入空白处的最佳答案。
11.About of workers in that steel works are young people.
A.third-fifths B.three-fifths C.three-fives D.three-fifth
l 2.He dreams becoming a famous violinist one day.
A.of B.at C.in D.on
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