相关Weallknowthatin的文学知识

问题详情：It’struethateverycountryhasitscustom.   WeallknowthatinAmericaifpeoplearepleasedwithyou，theywillgiveyouasign“OK”.Butmaybeyoudon‘tknowthissignisconsideredtoberudeinBrazil.   InPoland，gu...