A.SetFocus B.GotFocus C.Activate D.Show
A.表單運(yùn)行出錯(cuò) B.創(chuàng)建表單對(duì)象 C.表單對(duì)象被釋放 D.表單對(duì)象失去焦點(diǎn)
A.ButtonCount B.ControlCount C.FormCount D.PageCount