Present participle; Past participle - fitting - fitted Present - fit - fit - fits - fit - fit - fit Past - fitted - fitted - fitted - fitted - fitted - fitted Future - will fit - will fit - will fit - will fit - will fit - will fit Present conditional - would fit - would fit - would fit - would fit - would fit - would fit Present Perfect - have fitted - have fitted - has fitted - have fitted - have fitted - have fitted Past Perfect - had fitted - had fitted - had fitted - had fitted - had fitted - had fitted Future Perfect - will have fitted - will have fitted - will have fitted - will have fitted - will have fitted - will have fitted Past conditional - would have fitted - would have fitted - would have fitted - would have fitted - would have fitted - would have fitted Imperative - - - fit - - - - - - - -