We have told you in past that you can get a fully functional 60-day trial version of Microsoft Office Professional Plus 2010 via TechNet center.
Now there is another way to get a 60-day trial version of Office 2010.
Microsoft is offering Office 2010 60-day trial version absolutely free. You can grab your copy using following link:
Click on "Try it now" button for any desired version, enter your Windows Live ID, name and country details and you'll get a genuine Product key as well as a download link to download your free copy.
UPDATE: Microsoft is now providing a free 60-day trial version of the latest Office 2013 Professional Plus which can be downloaded using following link: