Regular verb: billboard - billboarded - billboarded
Affirmation
Simple form
I may billboard you may billboard she may billboard we may billboard you may billboard they may billboard
V-ing form
I may be billboarding you may be billboarding she may be billboarding we may be billboarding you may be billboarding they may be billboarding
Perfect
I may have billboarded you may have billboarded she may have billboarded we may have billboarded you may have billboarded they may have billboarded
V-ing perfect
I may have been billboarding you may have been billboarding she may have been billboarding we may have been billboarding you may have been billboarding they may have been billboarding
Negation
Simple form
I may not billboard you may not billboard she may not billboard we may not billboard you may not billboard they may not billboard
V-ing form
I may not be billboarding you may not be billboarding she may not be billboarding we may not be billboarding you may not be billboarding they may not be billboarding
Perfect
I may not have billboarded you may not have billboarded she may not have billboarded we may not have billboarded you may not have billboarded they may not have billboarded
V-ing perfect
I may not have been billboarding you may not have been billboarding she may not have been billboarding we may not have been billboarding you may not have been billboarding they may not have been billboarding
Interrogative form
Simple form
may I billboard? may you billboard? may she billboard? may we billboard? may you billboard? may they billboard?
V-ing form
may I be billboarding? may you be billboarding? may she be billboarding? may we be billboarding? may you be billboarding? may they be billboarding?
Perfect
may I have billboarded? may you have billboarded? may she have billboarded? may we have billboarded? may you have billboarded? may they have billboarded?
V-ing perfect
may I have been billboarding? may you have been billboarding? may she have been billboarding? may we have been billboarding? may you have been billboarding? may they have been billboarding?
Interro-negative form
Simple form
may I not billboard? may you not billboard? may she not billboard? may we not billboard? may you not billboard? may they not billboard?
V-ing form
may I not be billboarding? may you not be billboarding? may she not be billboarding? may we not be billboarding? may you not be billboarding? may they not be billboarding?
Perfect
may I not have billboarded? may you not have billboarded? may she not have billboarded? may we not have billboarded? may you not have billboarded? may they not have billboarded?
V-ing perfect
may I not have been billboarding? may you not have been billboarding? may she not have been billboarding? may we not have been billboarding? may you not have been billboarding? may they not have been billboarding?