1. The one guy drop-kicked him and another guy hit him with a rock.

2. Fifth, the highest practice principle of drop-kick should focus on controlling the falling point of the ball.

3. Sixth, drop-kick should control the speed of the ball, the angle, the distance and the falling point to coordinated players' movement.

4. A better father than me might have found a less drastic way of teaching his son not to drop-kick an unborn sister. Or circumvented it entirely.

5. Goal: A player scores a goal by kicking the ball over an opponents' cross bar and between the goal posts from the field of play, by a place kick or drop-kick .