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.
(..) He's the only cause I know. The rest doesn't mean much to me. And now, ladies and gentlemen... ...l have a startling surprise for the benefit of the hospital. Gentlemen, if you wish to lead the opening reel with the lady of your choice... ...you must bid for her. Caroline Meade, how can you permit (..)1939 Gone with the Wind