A.f=”c:\t1.txt” B.f=”c:\t1.txt”Open“f”ForInputAs#1OpenfForInputAs#1C.Open”c:\t1.txt”ForoutputAs#1 D.Openc:\t1.txtForinputAs#1
A.ShowForm2 B.Form2.show C.LoadForm2 D.Form2.Load
A.List1.AddItem“數(shù)據(jù)庫原理”,List1.ListCount B.List1.AddItem“數(shù)據(jù)庫原理”,List1.ListCount-1 C.List1.AddItem3,“數(shù)據(jù)庫原理” D.List1.AddItem“數(shù)據(jù)庫原理”,3