急：Efile765 form ,but missed several Questions siyatoua2008-07-09 21:16:18

and also citizanship should be Canada,but picked USA by mistake.The missed Questions are Date of last entry,place of last entry, Manner of last entry and current immigration status.真不知道怎么填的。后悔死了。可Form certified already.请问，我怎么可以纠正错误？是否可以重新填表，然后和supporting DOC一起寄过去？谢谢各位。