（30）窗体上有两个文本框Text1、Text2以及一个命令按钮Commandl,编写下列程序： Dim y As Integer Private Sub Commandl_Click() Dim x As Integerx=2 Text1.Text=p2(pl(x),y) Text2.Text=p2(x) End Sub Private Function p2(x As Integer,y As Integer) x=x+y：y=x+y pl=x+y End Function Private Function p2(x As Integer,y As Integer)As Integer p2=2*x+y End Function 当单击1次和单击2次命令按钮后，文本框Text1和Text2内的值分别为（ ）。A.2 4 B.2 4 C.4 4 D.10 10 2 4 4 8 8 8 58 58
（30）窗体上有两个文本框Text1、Text2以及一个命令按钮Commandl,编写下列程序： Dim y As Integer Private Sub Commandl_Click() Dim x As Integerx=2 Text1.Text=p2(pl(x),y) Text2.Text=p2(x) End Sub Private Function p2(x As Integer,y As Integer) x=x+y：y=x+y pl=x+y End Function Private Function p2(x As Integer,y As Integer)As Integer p2=2*x+y End Function 当单击1次和单击2次命令按钮后，文本框Text1和Text2内的值分别为（ ）。A.2 4 B.2 4 C.4 4 D.10 10 2 4 4 8 8 8 58 58
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（27）窗体上有两个文本框Text1、Text2以及一个命令按钮Commandl,编写下列程序： Dim y As Integer Private Sub Command1_Click() Dim x As Integer x=2 Text1Text=p2(p1(x),y) Text2Text=p1(x) End Sub Private Function pl(x As Integer) As Integer x=x+y:y=x+y pl=x+y End Function Private Function p2(x As Integer,By Val y As Integer) p2=2*x+y End Function 当单击1次和单击2次命令按钮后，文本框Text1和Text2内的值分别为 A.2 4 2 4 B.2 44 8C.4 4 8 8 D.10 1058 58
在窗体(Name属性为Form1)上画两个文本框(其Name属性分别为Text1和 Text2)和一个命令按钮(Name属性为Commandl)，然后编写如下两个事件过程： Private Sub Commandl Click() a=TextText+TextText Print a End Sub Private Sub Form. Load() TextText="" Text2．Text="" End Sub 程序运行后，在第一个文本框(Text1)和第二个文本框(Text2)中分别输入123和 321，然后单击命令按钮，则输出结果为 ( )A．444B．321123C．123321D．132231
在窗体上画两个文本框和一个命令按钮，然后在命令按钮的代码窗口中编写如下事件过程：Private Sub Command1_Click()Text 1="VB programming"Text 2=Text 1Text 1="ABCD"End Sub程序运行后，单击命令按钮，文本框Text 2中显示的内容为【 】。
窗体上有两个文本框Text1、Text2以及一个命令按钮Command1，编写下列程序：DimY As IntegerPrivate Sub Command1 Click（ ）Dim X As Integerx=2Text1．Text=p2(p1(X)，Y)Text2．Text=p1(x)End SubPrivate Function p1(X As Integer)As Integerx+x+v: y=x+yp1=x+yEnd FunctionPrivate Function p2(X As Integer，Y As Integer)As Integerp2=2*x+yEnd Function当单击1次和单击2次命令按钮后，文本框Text1和Text2内的值分别为（ ）。A.2 42 4B.2 44 8C.4 48 8D.10 1058 58
窗体上有两个文本框Text1、Text2以及一个命令按钮Command1，编写下列程序：Dim y As IntegerPrivate Sub Command1_Click()Dim x As Integerx=2Text1.Text=p2(p1(x),y)Text2.Text=p1(x)End SubPrivate Function p1(x As Integer)As Integerx=x+y:y=x+yp1=x+yEnd FunctionPrivate Function p2(x As Integer,y As Integer)As Integerp2=2*x+yEnd Function当单击1次和单击2次命令按钮后，文本框Text1和Text2内的值分别为( )。A．2 4 2 4B．2 4 4 8C．4 4 8 8D．10 10 58 58
窗体上有两个文本框Text1、Text2以及一个命令按钮Command1，编写下列程序： Dim y As IntegerPrivate Sub Command1_Click()Dim x As Integer x=2 Text1.Text=p2(p1(x), y) Text2.Text=pi(x)End SubPrivate Function p1(x As Integer) As Integer x=x+y:y=x+y p1=x+yEnd FunctionPrivate Function p2(x As Integer, y As Integer) As Integer p2=2*x+yEnd Function 当单击1次和单击2次命令按钮后，文本框Text1和Text2内的值分别为( )。A．2 4 2 4B．2 4 4 8C．4 4 8 8D．10 10 58 58
窗体上有Text1、Text2两个文本框及一个命令按钮Command1,编写下列程序Dim y As IntegerPrivate Sub Command1_Click()Dim x As Integerx=2Text1.Text=Fun2(Funl(x),y)Text2.Text=Funl(x)End SubPrivate Function Funl(x As Integer) As Integerx=x+y ∶y=x+yFunl=x+yEnd FunctionPrivate Function Fun2(x As Integer,y As Integer) As IntegerFun2=2*x+yEnd Function当单击1次和单击2次命令按钮后,文本框Text1和Text2内的值分别是A．2 4 2 4B．2 4 4 8C．10 10 58 58D．4 4 8 8
窗体上有两个文本框Text1、Text2以及一个命令按钮Comanand1，编写下列程序： Dim y As Integer Private Sub Command1_Click() Dim x As Integer x=2 Text1.Text = p2(p1(x), y) Text2.Text = p1(x) End Sub Private Function p1(x As Integer) As Integer x=x+y:y=x+y p1=x+y End Function Private Function p2(x As Integer, y As Integer) As Integer p2=2*x+y End Function 当单击1次和单击2次命令按钮后，文本框Text1和Text2内的值分别为( )。A．2 4 2 4B．2 4 4 8C．4 4 8 8D．10 10 58 58
在窗体中绘制两个文本框和一个命令按钮，然后在命令按钮的代码窗口中编写如下事件过程：Private Sub Command1_Click()Text1＝"VB programming"Text2＝Text1Text1＝"ABCD"End Sub程序运行后，单击命令按钮，文本框Text2中显示的内容为【 】。