This document lists many shortcut keys that can be used in Microsoft Excel. Some of the most commonly used shortcuts include Ctrl+C to copy, Ctrl+V to paste, Ctrl+X to cut, Ctrl+Z to undo, and Ctrl+S to save. Shortcuts also allow users to bold, italicize, underline text, fill cells, select regions, and perform other formatting and navigation functions in Excel. The shortcuts listed work across Windows and Excel versions to provide efficient ways to interact with spreadsheets.