Present participle; Past participle - cubing - cubed Present - cube - cube - cubes - cube - cube - cube Past - cubed - cubed - cubed - cubed - cubed - cubed Future - will cube - will cube - will cube - will cube - will cube - will cube Present conditional - would cube - would cube - would cube - would cube - would cube - would cube Present Perfect - have cubed - have cubed - has cubed - have cubed - have cubed - have cubed Past Perfect - had cubed - had cubed - had cubed - had cubed - had cubed - had cubed Future Perfect - will have cubed - will have cubed - will have cubed - will have cubed - will have cubed - will have cubed Past conditional - would have cubed - would have cubed - would have cubed - would have cubed - would have cubed - would have cubed Imperative - - - cube - - - - - - - -