diff --git a/my_game.py b/my_game.py
index c1b2fd4..0541edc 100644
--- a/my_game.py
+++ b/my_game.py
@@ -17,12 +17,54 @@ hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
 index = 0 
-
+y=400
+jumpState="runing"
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_SPACE:
+                jumpState = 'up'
+
+    if jumpState =="up":
+        if y>150:
+            y-=5
+        else:
+            jumpState = "down"
+    if jumpState =="down":
+        if y<400:
+            y+=5
+        else:
+            jumpState ="runing"
+        
+
+            
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
     wukong = hero[index]
     index+=1
     if index==5:
@@ -30,7 +72,7 @@ while True:
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
-    screen.blit(wukong, (150, 400))
+    screen.blit(wukong, (150, y))
     # 刷新画面
     pygame.display.update()
-    FPS.tick(60)
\ No newline at end of file
+    FPS.tick(10)
\ No newline at end of file