回复：谢谢。先递申请排队也不行？我被朋友误导了。

以下是亲属移民的Visa Bulletin的link. 你可以自己看一下，绿卡持有者（2类）都可以给哪些亲属办移民。还有,公民给兄弟姐妹办移民(4类），需要等多长时间。

http://travel.state.gov/visa/frvi/bulletin/bulletin_4576.html
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FAMILY-SPONSORED PREFERENCES

First: Unmarried Sons and Daughters of Citizens: 23,400 plus any numbers not required for fourth preference.

Second: Spouses and Children, and Unmarried Sons and Daughters of Permanent Residents: 114,200, plus the number (if any) by which the worldwide family preference level exceeds 226,000, and any unused first preference numbers:

A. Spouses and Children: 77% of the overall second preference limitation, of which 75% are exempt from the per-country limit;

B. Unmarried Sons and Daughters (21 years of age or older): 23% of the overall second preference limitation.

Third: Married Sons and Daughters of Citizens: 23,400, plus any numbers not required by first and second preferences.

Fourth: Brothers and Sisters of Adult Citizens: 65,000, plus any numbers not required by first three preferences.