diff --git a/my_game.py b/my_game.py
index a6e92d9..42dccc1 100644
--- a/my_game.py
+++ b/my_game.py
@@ -25,6 +25,10 @@ while True:
             # 接收到退出事件后退出程序
             exit()
     wukong = hero[index]
+    index = +1
+    if index == 5:
+        index = 0
+
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))