在酒吧是该用in a public house还是用at

在酒吧是该用in a public house还是用at 是at the public place还是in the public place “在公共场合”是in public place 还是in public places? “在公共场合” 用英语怎么说,是in the public places 还是in publi 请问house前的介词用in还是at at a dumpling house,in a noodle house,中at 与 in 是固定的吗? 是in the public place还是in public place 在饺子馆的英语是用“at”还是“in”? I am at/in the office 是用in还是用at ,我在办公室 在远处是in the distance还是at a distance? We arrived at a house .There was a big tree in front of it.用 in public 还是in the public