雨天在高速公路行驶时，随着车速的增加，轮胎与路面之间形成水膜，轮胎悬浮，附着力变小，容易发生“水

执行下列程序后，鼠标单击窗体，输出结果为

Private Sub Form_Click()

Print "Click"；

End Sub

Private Sub Form_MouseDown(Button As Integer，Shift As Integer，X As Single，Y As Single)

Print "Donw"

End Sub

Private Sub Form_MouseUp(ButtonAs Integer，Shift As Integer，X As Single，Y As Single)

Print "Up"

End Sub

A．DownUpClick

B．ClickDownUp

C．DownClickUp

D．UpDownCliek

执行下列程序后，鼠标单击窗体，输出结果为。 Private Sub Form_Click() Print“Click”； End Sub Private Sub Form_MouseDown(Button As Integer，Shift_ As Integer，X As Single，Y As Single) Print “Donw” End Sub Private Sub Form_MouseUp(Button As Integer，Shift_ As Integer，X As Single，Y As Single) Print“Up” End Sub

A．DownUpClick

B．ClickDownUp

C．DownClickUp

D．UpDownClick

执行下列程序后，鼠标单击窗体，输出结果为 Private Sub Form_Click() Print "Click"； End Sub Private Sub Form_MouseDown(Button As Integer，Shift As Integer，X As Single，Y As Single) Print "Donw" End Sub Private Sub Form_MouseUp(Button As Integer，Shift As Integer，X As Single，Y As single) Print "Up" End Sub

A．DownUpClick

B．ClickDownUp

C．DownClickUp

D．UpDownclick

执行下列程序后，鼠标单击窗体，输出结果为 Private Sub Form_Click() Print"Click"： End Sub Private Sub Form_MouseDown(Button As Integer，Shift_As Integer，X As Single，Y As Single) Print"Donw" End Sub Private Sub Form_MouseUp(Button As Integer，Shift_As Integer，X As Single，Y As Single) Print"Up" End Sub

A．DownUpClick

B．CfickDownUp

C．DownClickUp

D．UpDownClick

执行下列程序后，鼠标单击窗体，输出结果为 。

Private Sub Form_Click（）

Print "Click";

End Sub

Private Sub Form_MouseDown（Button As Integer, Shift _

As Integer, X As Single, Y As Single）

Print "Donw"

End Sub

Private Sub Form_MouseUp（Button As Integer, Shift _

As Integer, X As Single, Y As Single）

Print " Up"

End Sub（）。

A．DownUpClick

B．ClickDownUp

C．DownClickUp

D．UpDownClick

设有如下程序： Private Sub Form_Click() a=325456 Print Format(Int((a*10+0.5))/10，"000，000.00") End Sub 程序运行后，单击窗体，输出结果为【 】。

以下程序运行时连续单击4次窗体，则第4次单击窗体后消息框中的输出结果为【 】。

PRIVATE FORM_CLICK()

STATIC A AS INTEGER

DIM B AS INTEGER

B=A+B+1

A=A+B

MSGBOX A&"," &B

END SUB

（8 ）有如下程序：

Private Sub Form_Click （）

n=10

i=0

Do

i=i+n

n=n-2

Loop While n>2

Print i

End Sub

程序运行后，单击窗体，输出结果为 【 10 】 。

执行下列程序后，鼠标单击窗体，输出结果为

A．DownUpCliek

B．CliekDownUp

C．DownCliekUp

D．UpDownClick