—______ me at Cindy2014@hotmail.com.
①仿写:爱憎(含反义词):____、____、____、____
②仿写:打算盘(动词+名词):____、____、____、____
He, ______ his father, ___________ ball games.
△ABC中,∠B=90º,两直角边AB=7,BC=24,在三角形内有一点P到各边的距离相等,则这个距离是 ( )