在窗体上添加文本框Text1,然后编写下列程序: Private Sub Form_Load()Text1.Text=" " End Sub Private Sub Text1_KeyPress(KeyAscii As Integer)Char=Chr(KeyAscii+1)KeyAscii=Asc(Ucase(Char)) End Sub Private Sub Command1_Click()Print Text1.Text End Sub 程序运行后,在文本框中依次输入1、2、3、a、b、c,单击命令按钮,则窗体上显示的内容是
A.23BCD
B.ABC
C.!@#ABC
D.123abc