A team work begins with cooperative learning, the responsibility of associators, abilities of individuals, and team progress are rewarded for helping and sharing to each other. The leader leads the group comprehending tasks, directing discussion, and progressing in studying. For better cooperation, we explode the previous research of the grouping strategy - pairing strategy  which enhances the learning and testing results of students based on the relationship of social network. Basing on the society relationships, this method provides members of the groups to learn from or mimic learners who have good relationships with them. This paper discusses about supports, including parents, teachers, and members of the group, for a leader leading the group to a higher achievement. The specific factors are also discussed, that the parents' support is the biggest among the others.