diff --git a/day09/src/com/inmind/extends_method03/Demo04.java b/day09/src/com/inmind/extends_method03/Demo04.java
new file mode 100644
index 0000000..e74efe7
--- /dev/null
+++ b/day09/src/com/inmind/extends_method03/Demo04.java
@@ -0,0 +1,12 @@
+package com.inmind.extends_method03;
+/*
+继承中成员方法的访问特点:在继承中访问成员方法时，new的是谁，就优先使用谁的成员方法，如果没有则向上找
+ */
+public class Demo04 {
+    public static void main(String[] args) {
+        Zi zi = new Zi();
+        zi.methodFu();
+        zi.methodZi();
+        zi.method();
+    }
+}
diff --git a/day09/src/com/inmind/extends_method03/Fu.java b/day09/src/com/inmind/extends_method03/Fu.java
new file mode 100644
index 0000000..51f6102
--- /dev/null
+++ b/day09/src/com/inmind/extends_method03/Fu.java
@@ -0,0 +1,12 @@
+package com.inmind.extends_method03;
+
+public class Fu {
+
+    public void method(){
+        System.out.println("父类的method方法");
+    }
+
+    public void methodFu(){
+        System.out.println("父类的methodFu方法");
+    }
+}
diff --git a/day09/src/com/inmind/extends_method03/Zi.java b/day09/src/com/inmind/extends_method03/Zi.java
new file mode 100644
index 0000000..f1c6402
--- /dev/null
+++ b/day09/src/com/inmind/extends_method03/Zi.java
@@ -0,0 +1,9 @@
+package com.inmind.extends_method03;
+
+public class Zi extends Fu{
+
+
+    public void methodZi(){
+        System.out.println("子类的methodZi方法");
+    }
+}