在窗体Form1中有按钮Button1,以下那个Click事件处理程序可以关闭该窗体?
A.Form1.Close();
B.this.Close();
C.Button1.Close();
D.me.Close();
A.Form1.Close();
B.this.Close();
C.Button1.Close();
D.me.Close();
A.Form1_NewMdiChild=new_Form1();NewMdiChild.MdiParent=this;
B. Form1_NewMdiChild=new_Form1();this.MdiChild=NewMdiChild;
C. Form. 1.MdiParent=this;
D. this.MdiChild=Form1;
A. System.Windows.Forms.FlatStyle.Flat
B. System.Windows.Form.FlatStyle.Popup
C. System.Windows.Forms.FlatStyle.Standard
D. System.Windows.Forms.FlatStyle.System
Private Sub Command1_Click()
Dim a As Integer, s As Integer
a = 8
s = 1
Do
s = s + a
a = a-1
Loop While a <= 0
Print s; a
End Sub
程序运行后,单击命令按钮,则窗体上显示的内容是()。
A.7 9
B.34 0
C.9 7
D.死循环
A.2
B.3
C.15
D.14
A.40
B.30
C.20
D.10
A.该对话框被设置为“打开”对话框
B.在该对话框中指定的默认文件名为空
C.该对话框的标题为VBTest
D.在该对话框中指定的默认文件类型为文本文件(*.Txt)
A.“程序设计”
B.“Visual Basic程序设计”
C.Visual Basic
D.“A程序设计”
A.Drive1_Change
B.Drive1_Click
C.Dir1_Click
D.Dir1_KeyPress