虚拟语气 不要随随便想当然“瞎搭配”

1，If the universe had formed just a tiny bit differently—if gravity were fractionally stronger or weaker, if the expansion had proceeded just a little more slowly or swiftly—then there might never have been stable elements to make you and me and the ground we stand on.
{If the universe had formed just a tiny bit differently}—{if gravity were fractionally stronger or weaker, if the expansion had proceeded just a little more slowly or swiftly}—then there might never have been stable elements to make you and me and the ground {we stand on}.