本帖最后由 Coldhotdog 于 2013-7-15 19:10 编辑 0 M" Z/ S8 [6 f. D2 }5 w& L 5 f4 Q; n* ~( r* ~# E9 ?7 P% vYou have to renew your visa each year, and you may lose your social security in Canada. Without a professional position in the US, you cannot stay in the States longer than the period a Canadian is allowed to stay as a visitor.