diff --git a/day09/src/com/inmind/this_super06/Demo06.java b/day09/src/com/inmind/this_super06/Demo06.java
new file mode 100644
index 0000000..80e5b87
--- /dev/null
+++ b/day09/src/com/inmind/this_super06/Demo06.java
@@ -0,0 +1,9 @@
+package com.inmind.this_super06;
+/*
+super三个使用操作：
+1.super,可以在子类的成员方法中，访问父类的成员变量，格式:super.父类成员变量
+2.super,可以在子类的成员方法中，访问父类的成员方法，格式：super.父类成员方法名(参数列表)
+3.super,可以在子类的构造方法中，访问父类的构造方法，格式：super(参数列表)
+ */
+public class Demo06 {
+}
diff --git a/day09/src/com/inmind/this_super06/Fu.java b/day09/src/com/inmind/this_super06/Fu.java
new file mode 100644
index 0000000..e314831
--- /dev/null
+++ b/day09/src/com/inmind/this_super06/Fu.java
@@ -0,0 +1,10 @@
+package com.inmind.this_super06;
+
+public class Fu {
+    int num = 10;
+    int numFu = 20;
+
+    public void method(){
+        System.out.println("父类方法");
+    }
+}
diff --git a/day09/src/com/inmind/this_super06/Zi.java b/day09/src/com/inmind/this_super06/Zi.java
new file mode 100644
index 0000000..dddc81c
--- /dev/null
+++ b/day09/src/com/inmind/this_super06/Zi.java
@@ -0,0 +1,18 @@
+package com.inmind.this_super06;
+
+public class Zi extends Fu{
+    int num = 30;
+    int numZi = 40;
+    public Zi(){
+        super();
+    }
+
+
+    public void show(){
+        System.out.println(super.num);
+        System.out.println(super.numFu);
+        System.out.println(num);
+        System.out.println(numZi);
+        super.method();//调用父类的方法
+    }
+}