diff --git a/src/class29/People.java b/src/class29/People.java
new file mode 100644
index 0000000..2cdf7e5
--- /dev/null
+++ b/src/class29/People.java
@@ -0,0 +1,11 @@
+package class29;
+
+public abstract class People {
+    public final void write(){
+        System.out.println("\t\t\t《我的爸爸》");
+        System.out.println("\t我的爸爸是一个好人，我特别喜欢他，他对我很好，我来介绍一下：");
+        writeMain();
+        System.out.println("\t我爸爸真好，你有这样的爸爸吗？");
+    }
+    public abstract void writeMain();
+}
diff --git a/src/class29/Student.java b/src/class29/Student.java
new file mode 100644
index 0000000..87abf55
--- /dev/null
+++ b/src/class29/Student.java
@@ -0,0 +1,10 @@
+package class29;
+
+public class Student extends People{
+    @Override
+    public void writeMain()
+    {
+        System.out.println("我爸爸很牛逼，是个管理者，我开车不用看红绿灯的");
+    }
+
+}
diff --git a/src/class29/Teacher.java b/src/class29/Teacher.java
new file mode 100644
index 0000000..07e2b27
--- /dev/null
+++ b/src/class29/Teacher.java
@@ -0,0 +1,9 @@
+package class29;
+
+public class Teacher extends People{
+    @Override
+    public void writeMain()
+    {
+        System.out.println("我爸爸经常让我在这里别动，他要去买几斤橘子");
+    }
+}
diff --git a/src/class29/Test.java b/src/class29/Test.java
new file mode 100644
index 0000000..248ef17
--- /dev/null
+++ b/src/class29/Test.java
@@ -0,0 +1,10 @@
+package class29;
+
+public class Test {
+    public static void main(String[] args) {
+        Student s = new Student();
+        s.write();
+        People t = new Teacher();
+        t.write();
+    }
+}