1.当强调是一家家里的每个成员时，the Greens用作复数，系动词用are。
例句：The Greens are very happy。
格林一家很开心。
2.当强调是一家的整体时，the Green用作单数，系动词使用is。
例句：The Green family is very happy。
格林一家很开心。
总公司。
例句：
1.The head office has been researching for over a year.;总公司已经做了一年多的研究了；
2.Communication with the head office had is make easier by the fax.;传真机使与总部的沟通更容易了；
3.Mary was transferred to the head office downtown.;玛丽被调到了市中心的公司总部。
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