diff --git a/my_Tetris.py b/my_Tetris.py
index bf6bade..146303e 100644
--- a/my_Tetris.py
+++ b/my_Tetris.py
@@ -17,7 +17,7 @@ background = pygame.image.load('bg.png')
 font = pygame.font.Font('STKAITI.TTF', 60)  # 字体
 
 center=[2,8]
-
+curr_shape=[(0,-1),(0,0),(0,1),(-1,0)]
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -33,8 +33,13 @@ while True:
 
     # 将背景图画上去
     screen.blit(background,(0,0))
-    pygame.draw.rect(screen,(255,0,0),((center[1]-1)*20,(center[0]-1)*20,20,20),0)
-    pygame.draw.rect(screen,(255,255,255),((center[1]-1)*20,(center[0]-1)*20,20,20),1)
+    curr_pos=[]
+    for cube in curr_shape:
+        pos=(cube[0]+center[0],cube[1]+center[1])
+        curr_pos.append(pos)
+    for cube in curr_pos: 
+        pygame.draw.rect(screen,(255,0,0),((cube[1]-1)*20,(cube[0]-1)*20,20,20),0)
+        pygame.draw.rect(screen,(255,255,255),((cube[1]-1)*20,(cube[0]-1)*20,20,20),1)
     # 得分
     text=font.render(str(score),True,(0,0,0))
     screen.blit(text,(350,70))