it's 24m 如果不提前到加国就没有办法参与暑假的social events~~u r fine~~ if u start May 2014, then deadline's 1.31.2014 Many ppl has CPA but it's useless unless you're in US office of Canadian company, or u're in US company Canadian subsidiary etc~~ 申请上美本木有什么优势 but u'll definitely benefit from it when u look for jobs~~