save project

snake.py

@@ -2,11 +2,16 @@ import pygame
 from pygame import locals
 # 初始化pygame，为使用pygame做准备
 pygame.init()
-
+background=pygame.image.load('bg.png')
+right=pygame.image.load('right.png')
+food=pygame.image.load('apple.png')
 # 创建一个窗口
 screen=pygame.display.set_mode((660,480))
 while True:
     for event in pygame.event.get():
         if event.type== locals.QUIT:
             exit()
-
+    screen.blit(background,(0,0))
+    screen.blit(right,(240,120))
+    screen.blit(food,(270,150))
+    pygame.display.update()
\ No newline at end of file