You soooooooo don't need a piece of paper with dried ink stating your love and devotion for him do you? You and him are together for now right? Wait and see how it progresses or not and perhaps thank yourself for not rushing into a marriage if he steps up his alcohol consumption which he probably will now that you've questioned him about it.
I'd like to welcome you here. :ghug3 SR has been a place I visit a few times a day. I don't feel so alone anymore knowing so many live this life along with me.