save project

my_Tetris.py

 import pygame
+import random
 from pygame import locals
 
 pygame.init()   # 初始化
@@ -15,16 +16,28 @@ clock = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 # 载入素材
 background = pygame.image.load('bg.png')
 font = pygame.font.Font('STKAITI.TTF', 60)  # 字体
-
+r=0
+g=0
+b=0
+time=1
 while True:
+    time+=1
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
-
+    if time%2==1:
+        r=random.randint(0,255)
+        g=random.randint(0,255)
+        b=random.randint(0,255)
+    else:
+        r=255
+        g=255
+        b=255
     # 将背景图画上去
-    ???
+    screen.blit(background,(0,0))
     # 得分
-    ???
+    scoretxt=font.render(str(score),True,(r,g,b))
+    screen.blit(scoretxt,(350,70))
     # 刷新画面
     pygame.display.update()
     clock.tick(FPS)