我Thread1: public ThreadWnd
  Thread2: public Thread1 Thread1::run()
{
   
   语句1;   
   ThreadWnd::return;
}
  
 Thread2::run()
{
   语句2;
    Thread1::return;
} 请问,运行Thread2::run 总是先运行运行语句2,在运行语句1
 ,现在我想运行语句1,再运行语句2,我应该怎做啊?