Ctrl+CCopy the selected text or item
Ctrl+VPaste what you copied
Ctrl+XCut the selected text or item
Ctrl+ZUndo the last action
Ctrl+YRedo the last thing you undid
Ctrl+BMake text bold
Ctrl+IMake text italic
Ctrl+UUnderline text
Ctrl+SSave the current file
Ctrl+PPrint the document
Ctrl+NCreate a new document
Ctrl+OOpen a file
Ctrl+FFind text in a document
Ctrl+ASelect everything
Alt+TabSwitch between open windows