diff --git a/my_game.py b/my_game.py
index b437d86..c19603e 100644
--- a/my_game.py
+++ b/my_game.py
@@ -46,7 +46,8 @@ while True:
         else:
             zzz='runing'
             t = 30
-    if rect=        
+    if rect.x<0-rect.widch:
+                
 
     # 将背景图画上去
     screen.blit(background, (0, 0))