English verb conjugation
SHOULD BILLBOARD

Regular verb: billboard - billboarded - billboarded

Affirmation

Simple form	V-ing form
I'd billboard you'd billboard she'd billboard we'd billboard you'd billboard they'd billboard	I'd be billboarding you'd be billboarding she'd be billboarding we'd be billboarding you'd be billboarding they'd be billboarding
Perfect	V-ing perfect
I should've billboarded you should've billboarded she should've billboarded we should've billboarded you should've billboarded they should've billboarded	I should've been billboarding you should've been billboarding she should've been billboarding we should've been billboarding you should've been billboarding they should've been billboarding

Negation

Simple form	V-ing form
I shouldn't billboard you shouldn't billboard she shouldn't billboard we shouldn't billboard you shouldn't billboard they shouldn't billboard	I shouldn't be billboarding you shouldn't be billboarding she shouldn't be billboarding we shouldn't be billboarding you shouldn't be billboarding they shouldn't be billboarding
Perfect	V-ing perfect
I shouldn't have billboarded you shouldn't have billboarded she shouldn't have billboarded we shouldn't have billboarded you shouldn't have billboarded they shouldn't have billboarded	I shouldn't have been billboarding you shouldn't have been billboarding she shouldn't have been billboarding we shouldn't have been billboarding you shouldn't have been billboarding they shouldn't have been billboarding

Interrogative form

Simple form	V-ing form
should I billboard? should you billboard? should she billboard? should we billboard? should you billboard? should they billboard?	should I be billboarding? should you be billboarding? should she be billboarding? should we be billboarding? should you be billboarding? should they be billboarding?
Perfect	V-ing perfect
should I have billboarded? should you have billboarded? should she have billboarded? should we have billboarded? should you have billboarded? should they have billboarded?	should I have been billboarding? should you have been billboarding? should she have been billboarding? should we have been billboarding? should you have been billboarding? should they have been billboarding?

Interro-negative form

Simple form	V-ing form
shouldn't I billboard? shouldn't you billboard? shouldn't she billboard? shouldn't we billboard? shouldn't you billboard? shouldn't they billboard?	shouldn't I be billboarding? shouldn't you be billboarding? shouldn't she be billboarding? shouldn't we be billboarding? shouldn't you be billboarding? shouldn't they be billboarding?
Perfect	V-ing perfect
shouldn't I have billboarded? shouldn't you have billboarded? shouldn't she have billboarded? shouldn't we have billboarded? shouldn't you have billboarded? shouldn't they have billboarded?	shouldn't I have been billboarding? shouldn't you have been billboarding? shouldn't she have been billboarding? shouldn't we have been billboarding? shouldn't you have been billboarding? shouldn't they have been billboarding?