I join the team as a contributor to translate the subtitles, but I don't know why I don't have permession to perform many tasks. Is that because I'm new in? Are there some rules to decide the level of us? Thank you.
You might be able to find the answer to your question at http://ted-support.amara.org/solution/articles/122974-all-the-tasks-in-my-language-say-i-don-t-have-the-permission-to-work-on-them.