1 public class Monkey {
2 public void Monkey(String s){
3
4 }
5 public void speak(){
6 System.out.println("吱……吱……");
7 }
8
9 }
1 public class People extends Monkey {
2
3 public void speak(){
4 System.out.println("小样儿,不错嘛,会说话了");
5 }
6
7 public void think(){
8 System.out.println("别说话!认真思考!");
9 }
10
11
12 }
1 public class TextMP {
2
3 public static void main(String[] args) {
4
5 Monkey m=new Monkey();
6 m.speak();
7
8 People p=new People();
9 p.speak();
10 p.think();
11
12 }
13
14 }