It seemed that the whole world was 'opening up' for me. [=it seemed that anything was possible]
In her 'opening statement', she told the jury that her client was not guilty.
One of my favorite comedians is 'opening for' the band on their current tour.
(..) I did. That's it, then. We can't get past that. Look! The gate. It's opening! I can see a way down. Sam, no! Master! - I do not ask you to come with me, Sam. - I know, Mr. Frodo. (..)2002 The Lord of the Rings: The Two Towers