请问以下证据可不可以作为NIW 的理由？

来源: 于 2005-05-10 12:26:16 [旧帖] [给我悄悄话] 本文已被阅读：次

1. I am a researcher in a nationally recognized group
2. I am playing a key role in my project
3. My preseantation has been collected by a goverment database
4. My advisor is very selective in admitting new researchers into our group