单项选择题
A.选择图片框,然后按Del键 B.执行语句PicturePicture=LoadPicture("") C.执行语句PicturePicture="" D.选择图片框,在属性窗口中选择Picture属性条,然后按回车键
A.123 B.456 C.479 D.123456
A.Private Sub Text1_Change() CommandCaption="计算机等级考试" End Sub B.Private Sub Commandl_Click() Caption=”计算机等级考试” End Sub C.Private Sub Forml_Click() Text1.Caption="计算机等级考试" End Sub D.PrivateSubCommandl Ulick() Text1.Text="计算机等级考试" End Sub