[kapcomx]

que tal

var
x: integer;
t:string;
begin
ExcelApplication1.Connect;
ExcelApplication1.Visible[0] := true;
ExcelWorkbook1.ConnectTo(ExcelApplication1.Workbooks.Add(EmptyParam,0));
ExcelWorksheet1.ConnectTo(ExcelApplication1.Sheets[1] as _WorkSheet);
for x:=0 to checklistbox1.Items.count - 1 do
begin
if (checklistbox1.checked[x]=true) then
begin
t:= checklistbox1.items[x] ;
EXCELWORKSHEET1.Cells.ITEM[x,1].VALUE2:= t;
end;
end;
end;