The　purpose　of　this　paper　is　to　give　an　agent　organization　model　which　can　describe　different　types　of　agent　organizations　and　can　reuse　the　existed　agent　organization　structure　of　the　system.　By　using　the　role,　the　basic　organization　unit,　the　organization　unit　and　the　team,　this　model　can　represent　the　commonly　used　agent　organizations,　such　as　the　hierarchical　agent　organization,　the　matrix　agent　organization　and　the　network　agent　organization.　To　guarntee　the　reusability　of　the　agent　organization　structure,　it　firstly　finds　the　task＇s　appropriate　organization　structure　in　the　existed　structures　of　the　system　when　it　is　assigned　a　task　to　generate　agent　organization　structure.