摘要： 集合名词作主语时.若表示整体概念.谓语动词用单数.若表示构成该集合体的成员.则谓语动词用复数. His family are waiting for him. 他的家人正在等他. But the man's family was small-only himself and his wife. 但那人的家庭很小.只有他本人和妻子. One third of the population here are workers. 这里人口中有三分之一是工人. The population of the earth is increasing every year. 地球上的人口每年都在增长.

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