【简答题】阅读理解。 Have you ever heard your own voice? 'Of course', you say. Has anyone else ever heard your voice? Again you say,'Of course.' But that's not quite true. Nobody else has ever heard your voice the w...
【单选题】下列程序的执行结果是 public class Testff{ public static void main(String args[]){ String sl=new String('I am boy'); String s2=new String('I am boy'); System.out.println(sl==s2); } }