diff --git a/my_tree.py b/my_tree.py
index 823dbfc..294bb26 100644
--- a/my_tree.py
+++ b/my_tree.py
@@ -4,7 +4,7 @@ pen = turtle.Turtle()
 pen.color('sienna')
 # 画布大小
 w = turtle.Screen()
-w.bgcolor('wheat')      # wheat小麦
+w.bgcolor('wheat')      # wheat小麦色
 
 # 移动到起点
 pen.left(90)
@@ -12,4 +12,23 @@ pen.up()
 pen.backward(150)    # 后退
 pen.down()
 
+
+pen.forward(100)
+pen.right(30)
+pen.forward(50)
+pen.up()
+pen.backward(50)    # 后退
+pen.down()
+pen.left(60)
+pen.forward(50)
+
+pen.up()
+pen.backward(50)    # 后退
+pen.right(30)
+pen.backward(100) 
+pen.down()
+
+
+
+
 turtle.done()