【单选题】窗体上有一个名为List1的列表框和一个名为Command1的命令按钮,并有下面的事件过程: Private Sub Command1_Click() n% = List1.ListIndex If n > 0 Then ch$ = List1.List(n) List1.List(n) = List1.List(n - 1) : List1.List(n - 1) = ch End If End...
【简答题】Directions: Read the following text and choose the most suitable heading from A-F for each paragraph. There is one extra heading which you do not need. A. Tricks of dishonest advertisers B. Types of...