N-400, Part7. Time outside the United States. A, How many total days did you spend outdie of the United States during the past five years? 问题是问5年的,但是因为我是婚姻绿卡,在美国才3年,请问要把来美国之前的日子也计算进去吗? 还是从拿到绿卡后开始算? 谢谢。