1:

Combobox1.Items.LoadFromFile(sTextFile);					

1:
2:
3:
4:
5:
6:
7:
8:
9:
10:
11:
12:
13:
14:
15:

var F:TEXTFILE;
var S:STRING;
begin
  assignfile(f,sTextFile);
  try
    reset(F);
    while not eof(F) do
      begin
        readln(F,S);
        Combobox1.Items.Add(S);
      end;
  finally
    closefile(F);
  end;
end;