The Edit menu allows you to undo previous actions and provides editing functions such as copying, cutting, pasting and deleting. The actual commands may depend upon the type of window you are working with.
 

Undo	Reverses the last action (when possible).
Redo	Will reverse the "undo."
Cut	Deletes objects from the page and moves them to the
	clipboard.
Copy	Copies the currently selected object to the clipboard.
Duplicate	Copies the selected object and immediately pastes it.
Paste	Pastes objects from the clipboard into the document.
Clear Cells	Deletes objects from the table window if they were
	manually entered.
Delete	Deletes all selected objects or removes table cells.
Select All	Selects all objects if nothing in the page has the focus
	or the data if the table window has the focus.
Select Next	Selects one object at a time.
Select Previous	Selects one object at a time.
Strike Through Data Cells	Temporarily disables the selected rows.
Restore Data Cells	Restores all selected rows to a non-struck-through state.