If someone asks about the "breed"of your dog, they want to know the ________________.
A: age of the dog
B: sex of the dog
C: type of dog
D: name of the dog
A: age of the dog
B: sex of the dog
C: type of dog
D: name of the dog
举一反三
- Tom calls Zip "the keep dog" because ______. A: the dog likes keeping things B: the dog likes playing with shoes C: he doesn't know the dog's name D: he can't pronounce the word "sheep" well
- 对于下列Dog类，下列叙述错误的是：class Dog{ Dog(){ } Dog(int m){ } Dog(double m){ } int Dog(int m){ return m; }} A: Dog(int m)与Dog(double m)是重载的构造方法； B: Dog(int m)与int Dog(int m)是重载的构造方法； C: Dog d=new Dog();对象d创建时会调用Dog()构造方法； D: Dog d=new Dog(10);对象d创建时会调用Dog(int m)构造方法；
- public class Dog(){...}下列哪个选项可以是Dog类的构造方法 A: public Dog(){ } B: public void Dog(){ } C: public dog(){ } D: public void dog(){ }
- 阅读下段代码, class Dog { public String name; Dog(String name){ this.name =name; }} public class Demo1 { public static void main(String[] args){ Dog dog1 = new Dog("xiaohuang"); Dog dog2 = new Dog("xiaohuang"); String s1 = dog1.toString(); String s2 = dog2.toString(); String s3 = "xiaohuang"; String s4 = "xiaohuang"; } } 返回值为true的是()
- class Animal { public Animal() { System.out.println("Animal!"); } } public class Dog extends Animal{ public Dog() { System.out.println("Dog!"); } public static void main(String[] args) { Dog dog=new Dog(); } }