执行下列程序后，鼠标单击窗体，输出结果为 。

Private Sub Form_Click（）

Print "Click";

E．nd Sub

Private Sub Form_MouseDown（Button As Integer, Shift _

A．s Integer, X As Single, Y As Single）

Print "Donw"

E．nd Sub

Private Sub Form_MouseUp（Button As Integer, Shift _

A．s Integer, X As Single, Y As Single）

Print " Up"

E．nd Sub（ ）。

A．DownUpClick

B．ClickDownUp

C．DownClickUp

D．UpDownClick

[单选题]执行下列程序后，鼠标单击窗体，输出结果为Private Sub Form_Click()Print "Click"；E．nd SubPrivate Sub Form_MouseDown(Button As Integer，Shift As Integer，X As Single，Y As Single)Print "Donw"E．nd SubPrivate Sub Form_MouseUp(ButtonAs Integer，Shift As Integer，X As Single，Y A

[单选题]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

[单选题]执行下列程序后，鼠标单击窗体，输出结果为A．DownUpCliekB．CliekDownUpC．DownCliekUpD．UpDownClick

[单选题]执行下列程序后,鼠标单击窗体,输出结果为Private Sub Form_Click()Print "Click";E．nd SubPrivate Sub Form_mouseDown(Button As Integer,ShiftA．s Integer, X As Single, Y As Single)Print "Donw"E．nd SubPrivate Sub Form_MouseUp(ButtonAsInteger,ShiftA．s Integer, X As Single,

[单选题]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

[单选题]执行下列程序后，鼠标单击窗体，输出结果为（　　 ）。A.Down Up ClickB.Click Down UpC.Down Click UpD.Up

[单选题]下面程序运行时用鼠标左键单击窗体,输出的值是( )Privatesubform_click()l$="x£«&quo下面程序运行时用鼠标左键单击窗体，输出的值是( )Privatesubform_click()l$="x+":m$="y":n$="z"forj=1to2l$=m$:m$=n$:n$=l$nextjPrintl$+m$+n$endsubA．ZXYB．YZXC．YZYD．ZYZ

[单选题]单击命令按钮，下列程序的执行结果为Private Sub Command1_Click（）D．im x As Integer, y As Integerx=32: y=42C．all PCS（x, y）Print x; yE．nd SubPublic Sub PCS（Byval n As Integer, ByVal m As Integer）n=n Mod 10+1m=m Mod 10+1E．nd Sub （ ）。A．32 42B．2 32C．2 3D．12 3

[单选题]执行下面这段程序后，单击命令按钮，窗体中输出结果是 ______。 Private Sub Command1_Click() a=1 : b=4 : c = 9 : d = 5 If a ＜ b Then If c＜d Then x=True Else If a＜c Then x=False Else x=True End If End If End If Print Val(x) End SubA．TrueB．FalseC．0D．1

[单选题]执行下面的程序，单击命令按钮后，窗体中的输出结果是 ______。 Private Sub Cotomand1_Click() Ch$="Welcome Home!" a=Len(ch$) For i= 1 To a b$ = Mid(ch$， i 1) If b$ = "m" Then m = m + 1 Next 1 Print m End SubA．2B．3C．1D．0