题目

It is universally accepted that the Mona Lisa is the most valuable painting in the world.the Mona Lisa is the most valuable painting in the world. 答案：【1】As【2】everyone【3】knows5．某四棱锥的三视图如图所示，该四棱锥的表面积是（　　）A．32B．16+16$\sqrt{2}$C．48D．16+32$\sqrt{2}$