Present participle; Past participle - biking - biked Present - bike - bike - bikes - bike - bike - bike Past - biked - biked - biked - biked - biked - biked Future - will bike - will bike - will bike - will bike - will bike - will bike Present conditional - would bike - would bike - would bike - would bike - would bike - would bike Present Perfect - have biked - have biked - has biked - have biked - have biked - have biked Past Perfect - had biked - had biked - had biked - had biked - had biked - had biked Future Perfect - will have biked - will have biked - will have biked - will have biked - will have biked - will have biked Past conditional - would have biked - would have biked - would have biked - would have biked - would have biked - would have biked Imperative - - - bike - - - - - - - -