Present participle; Past participle - springing - sprung Present - spring - spring - springs - spring - spring - spring Past - sprang - sprang - sprang - sprang - sprang - sprang Future - will spring - will spring - will spring - will spring - will spring - will spring Present conditional - would spring - would spring - would spring - would spring - would spring - would spring Present Perfect - have sprung - have sprung - has sprung - have sprung - have sprung - have sprung Past Perfect - had sprung - had sprung - had sprung - had sprung - had sprung - had sprung Future Perfect - will have sprung - will have sprung - will have sprung - will have sprung - will have sprung - will have sprung Past conditional - would have sprung - would have sprung - would have sprung - would have sprung - would have sprung - would have sprung Imperative - - - spring - - - - - - - -