题目内容
A.(0,0),(0,-8)
B.(0,0),(-8,0)
C.(0,0),(0,8)
D.(0,0),(8,0)
D
椭圆(为参数)的焦点坐标为( )
A.(0,0),(0,-8) B.(0,0),(-8,0)
C.(0,0),(0,8) D.(0,0),(8,0)