By the way,

来源: 863211 于 2015-06-22 15:00:03 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (143 bytes)
回答: 非常感谢！ 由 *summer* 于 2015-06-22 14:09:16

your mother can abandon the green card and apply for B-2 visa at the same time, or apply for B-2 visa any time after abandoning the green card.

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