Word does not have the ability to convert PDF files out of the box but there are 3rd party utilities out there that are able to do it for you. Here are a few that I found by just doing a Live search.
ScanSoft PDF Converter 4, the world's #1 solution for instantly turning PDF files into fully- formatted documents, forms and spreadsheets, converts PDF files into documents, that look exactly like the original - complete with all the formatting and graphics!
PDF Converter works within the programs you use every day, including Microsoft® Word, Excel® and Outlook, as well as Corel® WordPerfect®. Now your PDF information can be set free for editing and integration into your favorite applications. Superior formatting, image-only PDF handling and page-range selection mean you'll save more time than ever before.
Convert your PDF and XPS files into Word documents, Excel spreadsheets, Word forms, PowerPoint presentations for editing, analysis and other reversioning.
Download the free trial and then see if it is what you may like.
We do not endorse any of these solutions. You decide which works best for your needs.