Present participle; Past participle - singling - singled Present - single - single - singles - single - single - single Past - singled - singled - singled - singled - singled - singled Future - will single - will single - will single - will single - will single - will single Present conditional - would single - would single - would single - would single - would single - would single Present Perfect - have singled - have singled - has singled - have singled - have singled - have singled Past Perfect - had singled - had singled - had singled - had singled - had singled - had singled Future Perfect - will have singled - will have singled - will have singled - will have singled - will have singled - will have singled Past conditional - would have singled - would have singled - would have singled - would have singled - would have singled - would have singled Imperative - - - single - - - - - - - -