Refer to Exhibit 11-2. The total product of labor diminishes with the addition of the ____ picker. # of Pickers Total # of Oranges Picked 1 5,000 2 10,000 3 15,000 4 19,000 5 20,350 6 27,000 7 30,000 8 31,000 9 30,000
【简答题】在窗体中有一个计时器(名称为tmrEx,Interval属性为1000)、3个图像框(名称分别为imgEx1、imgEx2、imgEx3),其中分别装中国、美国、日本国旗,并已编写如下代码,运行程序时过了5秒后显示的国旗是: Private Sub tmrEx_Timer() Static I As Integer If I Mod 3 = 0 Then imgEx1.Visible = True...
【简答题】在窗体中有一个文本框(Text1)和一个计时器(名称为tmrEx,Interval属性为1000),并已编写如下代码,运行程序时过了5秒后Text1上显示的是: Private Sub tmrEx_Timer() Static I As Integer I = I + 1 Text1.Text = I End Sub