你能在.net紧凑框架中访问线程状态吗?

是否有可能在紧凑框架3.5中获得线程状态信息?

Thread th=new Thread(new ThreadStart(DoIT));
th.Start();
Thred.sleep(1000);
th.??? // is thread running, suspended, etc.?
void DoIT(){
  //do stuff in here and exit after some second
}