public?void?test2()??//throws?RuntimeException	為什么這個地方不需要?throws?？
	{		
	????try?{			
	????????????test1();		
	?????}?catch?(DrunkException?e)?{			
	?????????????????System.out.println("test2?try?catch(DrunkException)");						
	?????????????????RuntimeException?newExc?=?	new?RuntimeException(e);
	?????????????????//			newExc.initCause(e);			
	?????????????????throw?newExc;		
	?}