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 Integer
Private Sub Command1_Click()
Dim x As Integer
x=2
Text1.Text=Fun2(Fun1(x),y)
Text2.Text=Fun1(x)
End Sub
Private Function Fun1(x As Integer) As Integer
X=x+y：y=x+y
Fun1=X+y
End Function
Private Function Fun2(x As Integer,y As Integer) As Integer
Fun2=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内的值分别是______。
A) 2 4
2 4
B) 2 4
4 8
C) 10 10
58 58
D) 4 4
8 8
