Present participle; Past participle - curling - curled Present - curl - curl - curls - curl - curl - curl Past - curled - curled - curled - curled - curled - curled Future - will curl - will curl - will curl - will curl - will curl - will curl Present conditional - would curl - would curl - would curl - would curl - would curl - would curl Present Perfect - have curled - have curled - has curled - have curled - have curled - have curled Past Perfect - had curled - had curled - had curled - had curled - had curled - had curled Future Perfect - will have curled - will have curled - will have curled - will have curled - will have curled - will have curled Past conditional - would have curled - would have curled - would have curled - would have curled - would have curled - would have curled Imperative - - - curl - - - - - - - -