现有语文老师类ChineseTeacher和英语老师类EnglishTeacher

Question

有共同的属性:课程名称和课程内容;它们有共同的行为:教学

(1）创建老师抽象类Teacher，Teacher类中抽象方法teach表示教学

(2）创建语文和英语老师类，两个类都继承Teacher并重写teach方法

(3）测试类中实例化语文和英语老师（声明为Teacher类型）并调用各自的 teach

Answer 1

public interface Teacher {

	abstract void teach();
}

public class ChineseTeacher implements Teacher{

	@Override
	public void teach() {
		System.out.println("语文老师教学");
	}

}

public class EnglishTeacher implements Teacher{

	@Override
	public void teach() {
		System.out.println("英语老师教学");
	}

}