save project

snake.py

@@ -3,7 +3,8 @@ from pygame import locals
 
 # 初始化pygame，为使用pygame做准备
 pygame.init()
-background = pygame.image.ioad('bg.png')
+background = pygame.image.oad('bg.png')
+
 # 创建一个窗口
 screen = pygame.display.set_mode((660,480))
 while True:
@@ -12,5 +13,7 @@ while True:
         if event.type == locals.QUIT:
             exit()
 
-
-
+    screen.blit(background,(0,0))
+    screen.blit(right,(290,120))
+    screen.blit(food,(360,300))
+    pygame.display.update()
\ No newline at end of file