Present participle; Past participle - laughing - laughed Present - laugh - laugh - laughs - laugh - laugh - laugh Past - laughed - laughed - laughed - laughed - laughed - laughed Future - will laugh - will laugh - will laugh - will laugh - will laugh - will laugh Present conditional - would laugh - would laugh - would laugh - would laugh - would laugh - would laugh Present Perfect - have laughed - have laughed - has laughed - have laughed - have laughed - have laughed Past Perfect - had laughed - had laughed - had laughed - had laughed - had laughed - had laughed Future Perfect - will have laughed - will have laughed - will have laughed - will have laughed - will have laughed - will have laughed Past conditional - would have laughed - would have laughed - would have laughed - would have laughed - would have laughed - would have laughed Imperative - - - laugh - - - - - - - -