Present participle; Past participle - losing - lost Present - lose - lose - loses - lose - lose - lose Past - lost - lost - lost - lost - lost - lost Future - will lose - will lose - will lose - will lose - will lose - will lose Present conditional - would lose - would lose - would lose - would lose - would lose - would lose Present Perfect - have lost - have lost - has lost - have lost - have lost - have lost Past Perfect - had lost - had lost - had lost - had lost - had lost - had lost Future Perfect - will have lost - will have lost - will have lost - will have lost - will have lost - will have lost Past conditional - would have lost - would have lost - would have lost - would have lost - would have lost - would have lost Imperative - - - lose - - - - - - - -