Multiple choice technology web technology Shortcut key to Spell and grammar check for selected text and/or document F7 Ctrl + S F11 F8 Reveal answer Fill a bubble to check yourself A Correct answer Explanation F7 launches the spell check and grammar check tool in Microsoft Word. Ctrl+S saves the document, F11 toggles fullscreen mode, and F8 extends text selection. The F7 key is specifically dedicated to spelling and grammar checking.