romel the next step you must take in order to be next to ur wife is to fill the application forms in this link
http://www.cic.gc.ca/english/information/applications/fc.asppart a is for ur wife to complete and part b is for u to do , pleas read the instructions carefully give the link to ur wife she must read it too please notice that if u speak french better than english than u can have those info in french too all u have to do is get to this link
www.cic.gc.ca click in french then in the next window u click on applications and forms then on sponsorship of a spouse or common law patener
if u need any further help you are welcome , goodluck brother