To
move or copy objects between layers, scenes, or other Flash files,
use the pasting technique. You can paste an object in a position
relative to its original position.
Select an object or multiple objects.
Select Edit > Cut or Edit > Copy.
Select another layer, scene, or file, and then select
Edit > Paste In Place to paste the selection in the
same position relative to the Stage. Select Edit > Paste In Center
to paste the selection in the center of the work area.