class Work implements Runnable { <br /> Thread other;  <br /> Work(Thread other) { this.other = other; } <br /> public void run() { <br /> try { other.join(); } catch (Exception e) { } <br /> System.out.print("after join "); <br /> } } <br /> class Launch { <br /> public static void main(String [] args) { <br /> new Thread(new Work(Thread.currentThread())).start(); <br /> System.out.print("after start "); <br /> } } <br /> 结果为:()
A、after join
B、after start
C、after join after start
D、after start after join