A.函數(shù)運算 B.算術(shù)運算 C.關(guān)系運算 D.邏輯運算
A.Interval B.Value C.Enabled D.Text
A.Public Sub Sum(x,y) B.Public Sub Sum(ByVal x, ByVal y) C.Public Sub Sum(x As Integer,y As Integer) D.Public Sub Sum(x%, y%)