题目内容
7.The number of the workers in this factory about five hundred.One third of them women workers.( )| A. | are; are | B. | is; are | C. | is; is | D. | are; is |
分析 这家工厂工人的数量大约是五百人.他们中的三分之一是女性工人.
解答 答案:B.考查系动词.句意"这家工厂工人的数量大约是五百人.他们中的三分之一是女性工人."the number of"表示…的数量"作主语时,其谓语动词要用单数形式,故第一空用is,排除A和D.them是指the workers.为复数形式,所以第二空用are.故选B.
点评 掌握一些固定用法,分析句子的结构,根据具体内容作答.
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