单项选择题
What does the value returned by the method getID（） found in class java.awt.AWTEvent uniquely identify？（）
A.The particular event instance. B.The source of the event. C.The set of events that were triggered by the same action. D.The type of event. E.The type of component from which the event originated.
单项选择题 Whencreatingaclassthatassociatesasetofkeyswithasetofvalues，whichoftheseinterfacesismostapplicable？（）
单项选择题 Underwhichcircumstanceswillathreadstop？（）
多项选择题 Whichdeclarationswillallowaclasstobestartedasastandaloneprogram？（）
