a group of classmates是什么意思

a group of a group of man 还是a group of men 为什么？ 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 group of Susan is my classmate.He is a friend of（）. a classmate of ______can work out this preblem (she) one of my ____ A.classmate B.classmates A group of stuents 是单数复数? 用with a group of frends 造句 A GROUP OF 变复数怎么变 group,a,of,people,are,young,swimming speak in front of a group a group of soldiers啥意思