A.Form2.Load
B.Form2.Visible=False
C.Form2.Show
D.Form2.Visible=True

A.Integer
B.Double
C.Variant
D.Currency

A.List1.AddItem"China"，0
B.List1.AddItem"China"，1
C.List1.AddItem"China"，
D.List1.AddItem"1，China"

A.36
B.49
C.42
D.50

A.1和0
B.2和72
C.3和50
D.4和168

A.Max Button
B.Border Style
C.Width
D.Min Button

A.Form1.Show 0
B.Form1.Show
C.Form1.Show 1
D.Form1.Show 0，1

A.36
B.49
C.42
D.动态变化

A.Key Press、Key Down、Key Up
B.Key Down、Key Press、Key Up
C.Key Up、Key Down、Key Press
D.Key Up、Key Press、Key Down

A.Time
B.Year
C.Now
D.Date

A.Tool Bar
B.Staturs Bar
C.Image List
D.Tree View