diff --git a/my_Tetris.py b/my_Tetris.py
index 1a06b50..88b500b 100644
--- a/my_Tetris.py
+++ b/my_Tetris.py
@@ -7,7 +7,8 @@ grid_size = 20  # 格子大小
 grid_num_width = 15     # 横向格子数量
 grid_num_height = 25      # 纵向格子数量
 FPS = 30
-
+count = 30
+states = False
 # 创建窗口
 screen = pygame.display.set_mode((460, 500))
 pygame.display.set_caption("俄罗斯方块")
@@ -73,6 +74,13 @@ while True:
                 if check(center)==False:
                     center[0]=center[0]-1
 
+        count += 1
+        if count % FPS == 0:
+            center[0] = center[0] + 1
+            if check(center) == False:
+                center[0] = center[0] - 1
+                states = False 
+    
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 计算出所有小方块的行、列位置