Half of the workers here _____ under 30 _____. A.is/years B.are/year old
Half of the workers here _____ under 30 _____. A.is/years B.are/year old C.is/years old D.are/years of age
为什么是D
人气：434 ℃ 时间：2020-05-24 11:03:34
解答
第一个空：因为主语是workers,是复数,所以应该用are
第二个空：年龄的表达方式只有3种,一个是i'm xx.一种是i'm xx years old,最后一种是i'm xx years of age.
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