I imagine it depends on whether you are married to your spouse, but you will be required to provide proof of your relationship.
The following thread provides some information on what is required if you're married:
http://www.canadavisa.com/canada-immigration-discussion-board/request-for-additional-documents-regarding-my-marriage-after-medical-recieved-t185480.0.html
Whilst the CIC's email response time is unquestionably lousy, they will eventually response with instructions of exactly what you need to supply.