84+49+16+51=____
为预防骨质疏松症,可适量补充含钙的无机盐和( )
小明同学去年寒假随爸爸到了欧洲西部的多个国家,据此完成下面小题.
—Yes. My grandfather was one of them. He went there in his .
请表示金鱼馆的坐标____。