have more specific suggestion中 suggestion用加s吗,（是复数吗）

have more specific suggestion中 suggestion用加s吗,（是复数吗） suggestion有复数吗? suggestion是可数名词吗? We are going to take Mr.Li's suggestion这里suggestion要不要用复数. suggestion 可数吗 suggestion可数吗 为什么suggestion不用复数? 有make a suggestion吗 suggestion和pressure,可数吗? I have a suggestion 用sb's suggestion was that和sb's suggestion was that造句 suggestion 用中文咋读