a group of man 还是a group of men 为什么？

a group of man 还是a group of men 为什么？ a group of 有groups of这种说法吗?还是a group of? a group of people谓语 是单数还是 复数 There ___ a group of people...用is 还是are? A group of girls is(are)用is 还是are? be a group of 中be是is 还是are? children dancers还是child dancers?是a group of children dancers还是a group of child dancers? a group of enemies or ,a group of enemy 用a group of 造句. a group of 中文意思 a group of classmates是什么意思 A group of young birds! a group of 怎么用 a group of people is/are?a group of people 这里是用单数is还是复数are呢? 是study in a group还是study with a group a man还是an man? 关于a group of 的几个问题1.a group of 后面接可数名词复数,还是不可数名词2.a group of 后面的be动词用is还是are