Question

6.分析下列程序,单击窗口时,程序运行结果.

Answer 1

VB

（这个有五个）

下面几个好像好了呀.要写什么?

2、Private Sub Command1_Click()

[4]end

End Sub

3、Private Sub Command1_Click()

Text1.Text = “”

Text2.Text = ""

[1]text3.text=""

End Sub

Private Sub Command2_Click()

If Text1.[2]text = " " Or Text2.Text = [3] text Or Text3.Text = " " Then

MsgBox "成绩输入不全!"

Else

Text4.Text = ([4]val(text1.text) + Val(Text2.Text) + Val(Text3.Text)) /[5]3

[6]end if

Sub End

Private Sub Command3_Click()

[7] end

End Su