in a group

in a group 是study in a group还是study with a group group Group sales slipped 3.6% in a lackluster economic cont speak in front of a group in front of a group中文意思 we enjoy working t___ in a group Mary is a group leader in our class Mary is a group of leade A group of children playing in the yard 为什么不是A group of chil study with a group和study in a group 还有分组学习怎样说 英语翻译In a certain medical group,Dr.Schwartz schedules appoint the visitor came in,___by a group of young men. 到底是 join 还是 join in a group.