you use "we" and "sole proprietorship". if the LLC is a single-member entity, you file schedule C with your 1040.
if the LLC is multi-member and you do not live in a community property state you must file a partnership return. your share of the income gets reported on a k-1 which must be entered in your return. if you live in a community property state and your spouse is the only other member you split the income between you and file two Schedule C's with your return one for you one for her. if a community property state and there is a member who is not your spouse a partnership return must be filed.
