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