大家都是由公司办吗？要多长时间呢？一般来说？
可以自己申请吗？
办了绿卡，是不是又有了很多自由啊？
如果做博士后，能办绿卡吗？
谢谢！
一直不明白这些问题！

完了，看不懂！给解释解释吧！准妈妈！谢了！

以下是引用jami在2004-5-17 20:05:53的发言：
1.EB1-some needs sponsor, some don't
2.NIW-not sponsored
3.EB2/EB3-sponsored
4.Family.....
postal can go 1,2 (3?)
school teacher can go 1,2,3.Generally it is fast.
Company worker can go 2,3.(1?)

for 4, it is family related.

You'd better check some websites to get some professional ideas instead of people talking.

谢谢，今天才看见，谢谢，谢谢！