我和女儿是加拿大公民，现在美国居住，拿美国绿卡不到一年。女儿打算明年秋天去加拿大读书，我不大明白应该如何在她四年大学中保有绿卡身份？
-She needs to have reentry permit to stay in Canada for >one eyar < two years. She can renew the Reentry permit.
到她大学毕业，我应该正好可以申请公民了，她那个时候可以吗？
-Your US citizen application has nothing to do with your child if she is > 18.
