在窗体上画一个名称为Text1的文本框，要求文本框只能接收大写字母的输入，以下能实现该操作的事件过程是______。

A．Private Sub Text1_KeyPress(KeyAscii As Intege If KeyAscii＜65 Or KeyAscii＞90 Then MsgBox"请输入大写字母" KeyAscii=0 End If End Sub

B．Private Sub Text1_KeyDown(Keycode As Integer, Shift As Intege If KeyCode＜65 Or Keycode＞90 Then MsgBox"请输入大写字母" KcyCode=0 End If End Sub

C．Private Sub Text1_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Singl If Asc(Text1. Tex＜65 Or Asc(Text1. Tex＞90 Then MsgBox"请输入大写字母" End If End Sub

D．Private Sub Text1_Change() If Asc(Text1. Tex＞64 Or Asc(Text1. Tex＜91 Then MsgBox"请输入大写字母" End If End Sub

H企业以库存现金300元购买办公用品，会计人员王某在填制记账凭证时借记管理费用，贷记银行存款，后王某发现填写错误，直接在原记账凭证上划掉银行存款，改为库存现金。( )