一起答
单选

在程序的下划线处应填入的选项是

public class Test _________{

public static void main(String args[]){

Test t = new Test();

Thread tt = new Thread(t);

tt.start();

}

public void run(){

for(int i=0;i<5;i++){

system.out.println( " i= " +i);

}

}

}

  • A.implements Runnable
  • B.extends Thread
  • C.implements Thread
  • D.extends Runnable
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