var
form2:TFORM;
button2:tbutton;
begin
  form2:=Tform.create(self);
  form2.Create(button2);
  button2:=tbutton.create(self);
  button2.Caption:='heoo';
  button2.Left:=200;
  button2.Top:=200;
  button2.Height:=200;
  button2.Width:=200;
  button2.show;
  form2.Show;
end;
这中间出现的问题在那?能给我举个例子么?谢谢!