Present participle; Past participle - plugging - plugged Present - plug - plug - plugs - plug - plug - plug Past - plugged - plugged - plugged - plugged - plugged - plugged Future - will plug - will plug - will plug - will plug - will plug - will plug Present conditional - would plug - would plug - would plug - would plug - would plug - would plug Present Perfect - have plugged - have plugged - has plugged - have plugged - have plugged - have plugged Past Perfect - had plugged - had plugged - had plugged - had plugged - had plugged - had plugged Future Perfect - will have plugged - will have plugged - will have plugged - will have plugged - will have plugged - will have plugged Past conditional - would have plugged - would have plugged - would have plugged - would have plugged - would have plugged - would have plugged Imperative - - - plug - - - - - - - -