以下是表單的Activate事件的代碼: s=0 n=5 do while n>0 s=s+n n=n-1 enddo this.label1.caption=str(s,2) 這段代碼執(zhí)行后,標(biāo)簽Label1的標(biāo)題為()
A.0 B.10 C.15 D.20
A.Click B.LostFocus C.SetFocus D.GotFocus
A.SetFocus B.LostFocus C.GotFocus D.Click