diff --git a/day06/src/com/inmind/constructor03/Cat.java b/day06/src/com/inmind/constructor03/Cat.java
new file mode 100644
index 0000000..ceec439
--- /dev/null
+++ b/day06/src/com/inmind/constructor03/Cat.java
@@ -0,0 +1,53 @@
+package com.inmind.constructor03;
+
+public class Cat {
+    //属性
+    private String name;
+    private int age;
+    private String color;
+
+    //构造方法
+    //alt+insert
+    public Cat() {
+    }
+
+    public Cat(String name, int age, String color) {
+        this.name = name;
+        this.age = age;
+        this.color = color;
+    }
+
+    public Cat(String name) {
+        this.name = name;
+    }
+
+    //getter和setter方法
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getAge() {
+        return age;
+    }
+
+    public void setAge(int age) {
+        this.age = age;
+    }
+
+    public String getColor() {
+        return color;
+    }
+
+    public void setColor(String color) {
+        this.color = color;
+    }
+
+    //行为
+    public void catchMouse() {
+        System.out.println("抓老鼠");
+    }
+}