求教:我的GRE是2010年的6G,打算申请2013Fall的Phd&Master,大部分学校都是说valid for 5 years,但很多加拿大的学校是 2 years(似乎还without exception),然后google了一下,很多人谈到说it is recommended that you take the exam less than 2~3 years before the application, scores more than 3 years will be considered with less importance. 困惑啊,莫非要再考一次?跪求大神答疑解惑!