Present participle; Past participle - retraining - retrained Present - retrain - retrain - retrains - retrain - retrain - retrain Past - retrained - retrained - retrained - retrained - retrained - retrained Future - will retrain - will retrain - will retrain - will retrain - will retrain - will retrain Present conditional - would retrain - would retrain - would retrain - would retrain - would retrain - would retrain Present Perfect - have retrained - have retrained - has retrained - have retrained - have retrained - have retrained Past Perfect - had retrained - had retrained - had retrained - had retrained - had retrained - had retrained Future Perfect - will have retrained - will have retrained - will have retrained - will have retrained - will have retrained - will have retrained Past conditional - would have retrained - would have retrained - would have retrained - would have retrained - would have retrained - would have retrained Imperative - - - retrain - - - - - - - -