Present participle; Past participle - listening - listened Present - listen - listen - listens - listen - listen - listen Past - listened - listened - listened - listened - listened - listened Future - will listen - will listen - will listen - will listen - will listen - will listen Present conditional - would listen - would listen - would listen - would listen - would listen - would listen Present Perfect - have listened - have listened - has listened - have listened - have listened - have listened Past Perfect - had listened - had listened - had listened - had listened - had listened - had listened Future Perfect - will have listened - will have listened - will have listened - will have listened - will have listened - will have listened Past conditional - would have listened - would have listened - would have listened - would have listened - would have listened - would have listened Imperative - - - listen - - - - - - - -