能将程序补充完整的选项是______。 class Person{ private int a; phblic int change(int m){return m;} } public class Teacher extends Person{ public int b; public static void main(String arg[ ]){ Person
Y处画一个点): Dim cmdmave As Boolean Private Sub Form_MouseDown(Button As Integer,X As Single,Y As Single) If cmdmave Then Forml.PSet(X,Y) End lf End Sub Private Sub Form_MouseUp(Button As Integer,j
下列哪一个选项是javax.swing.JApplet的父类?______设有如下程序: CLEAR USE 职工 DO WHILE! EOF() IF 工资2000 SKIP LOOP ENDIF DISPLAY SKIP ENDDO USE 该程序执行的功能是( )。下列关于窗体作用的叙述中,错误的