Present participle; Past participle - surfacing - surfaced Present - surface - surface - surfaces - surface - surface - surface Past - surfaced - surfaced - surfaced - surfaced - surfaced - surfaced Future - will surface - will surface - will surface - will surface - will surface - will surface Present conditional - would surface - would surface - would surface - would surface - would surface - would surface Present Perfect - have surfaced - have surfaced - has surfaced - have surfaced - have surfaced - have surfaced Past Perfect - had surfaced - had surfaced - had surfaced - had surfaced - had surfaced - had surfaced Future Perfect - will have surfaced - will have surfaced - will have surfaced - will have surfaced - will have surfaced - will have surfaced Past conditional - would have surfaced - would have surfaced - would have surfaced - would have surfaced - would have surfaced - would have surfaced Imperative - - - surface - - - - - - - -