回复：移民加拿大寄护照和落地的问题

1.put your passport in that gray envelope and put the gray one in a express mail envelope. Also include a paid return express envelope.
2.目前一般都给多长时间让你必须去落地？-- The visa expiration date usually is one year after your last medical exam day. for example, you did exam on March 1,2005. Then usually the visa expires on Feb 28,2006. You will see it when you get the visa.