回复:你拿到绿卡时,I94及工卡等等
During my green card interview, the BCIS officer did not take back my I-94 card, nor stamped my passort. He told me to go home and wait for decision. I got a approval letter two months later and then the formal green card two weeks after approval letter. So I don't know what to do with my I-94 card now.
Thanks for comment :----------)