新人，匿名类求助

[刘雁冰]

package 匿名类;

abstract class Speak{
	public abstract void speakHello();
} 

class Student{
	void f(Speak sp){
		sp.speakHello();
	}
}

public class main {
	public static void main(String args[]){
		Speak speak=new Speak(){
			public void speakHello(){
				System.out.println("大家好，祝工作顺利");
			}
		};//这里不懂，为什么}后还要接分号;
		speak.speakHello();
		Student st=new Student();
		st.f(new Speak(){
			public void speakHello(){
				System.out.println("I am a student,how is your monther");
			}
		});
	}
}

[shixitong]

结束声明和int a=2;这样的声明一样