A:fellow
B:companio
C:friend
D:company
已知A、B、C是单位圆上三个互不相同的点.若AB→=AC→,则AB→·AC→的最小值是( )
I think this story is ____ (interesting) than that one.
从一副扑克牌中任意抽出一张,以下四种牌中抽到可能性较大的是( )