成群的是 group of 还是groups of

成群的是 group of 还是groups of 狼的是单独捕食还是成群捕食 a group of people前的be动词用is 还是area group of people的be动词是is 还是are原题是：This ___ a group of people.(be) a group of students后的be动词是is还是are? a group of people谓语 是单数还是 复数 be a group of 中be是is 还是are? a group of 的用法最好能举例子说明a group of 和 the group of 后面都加可数名词复数吗？谓语的单复数是由可数名词还是由group决定？同理 the group of 后的谓语是由什么决定的？ children dancers还是child dancers?是a group of children dancers还是a group of child dancers? a group of man 还是a group of men 为什么？ a group of people is/are?a group of people 这里是用单数is还是复数are呢? 几个小小的英语问题1.the only one of与one of有什么区别呢?后面加的名词和谓语是但三还是复数?2.none of 后的谓语是单三还是复数?3the group of de后面的谓语形式是看group的形式呢,还是看group后面名 老虎和狮子的区别是?为什么老虎是一只两只的,而狮子是成群成群的? Lemonis Group of Companies是哪个地方的公司 there be a group of people playing football(有几个问题）1.a group of 后面的词可以是可数名词么?2.be动词应填什么,是根据a group of还是后面的名词,如果是two groups of怎么办 there be a group of people中be是is还是are?如题我怎么看到有there are a group of people的表示方法？请说明再次感谢！ 晚上青蛙叫是什么原因?还是成群的叫个不停 一个英语问题 求哥哥姐姐来帮忙a group of police 是成立的 那么a group of policemen This group of boys is/are from Australia 选is 还是are,必须是明确的答案到底是is 还是are？有确切来源吗