No Internet Connection

Hello,

I installed VirtualBox on Windows 8 and import Whonix-Gateway and Whonix Workstation. There is no Internet Connection in Workstation. When i run Whonixcheck on whonix-gateway, it gives me following error
Whonixcheck gave up waiting
Tor Circuit:not established
botstrapping 5% done. tor reports…(few more lines)

I need internet connection in workstation. how it is possible??

Start here: Troubleshooting - Whonix