diff --git a/俄罗斯方块游戏.md b/俄罗斯方块游戏.md
index a66bdf8..b1a8f4c 100644
--- a/俄罗斯方块游戏.md
+++ b/俄罗斯方块游戏.md
@@ -8,8 +8,10 @@
 
 俄罗斯方块归类为下落块迷宫游戏。游戏有7个基本形状：S、Z、T、L、反向L、直线、方块，每个形状都由4个方块组成，方块最终都会落到屏幕底部。所以玩家通过控制形状的左右位置和旋转，让每个形状都以合适的位置落下，如果有一行全部被方块填充，这行就会消失，并且得分。游戏结束的条件是有形状接触到了屏幕顶部。
 
-Tetrominoes
-Figure: Tetrominoes
+方块展示：
+
+![tetrominoes](./images/11-tetrominoes.png)
+
 PyQt5 is a toolkit designed to create applications. There are other libraries which are targeted at creating computer games. Nevertheless, PyQt5 and other application toolkits can be used to create simple games.
 
 Creating a computer game is a good way for enhancing programming skills.