should ribbon
Regular verb: ribbon - ribboned- ribboned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd ribbon
you'd ribbon
he'd ribbon
we'd ribbon
you'd ribbon
they'd ribbon 	I'd be ribboning
you'd be ribboning
he'd be ribboning
we'd be ribboning
you'd be ribboning
they'd be ribboning	I should've ribboned
you should've ribboned
he should've ribboned
we should've ribboned
you should've ribboned
they should've ribboned	I should've been ribboning
you should've been ribboning
he should've been ribboning
we should've been ribboning
you should've been ribboning
they should've been ribboning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't ribbon
you shouldn't ribbon
he shouldn't ribbon
we shouldn't ribbon
you shouldn't ribbon
they shouldn't ribbon 	I shouldn't be ribboning
you shouldn't be ribboning
he shouldn't be ribboning
we shouldn't be ribboning
you shouldn't be ribboning
they shouldn't be ribboning	I shouldn't have ribboned
you shouldn't have ribboned
he shouldn't have ribboned
we shouldn't have ribboned
you shouldn't have ribboned
they shouldn't have ribboned	I shouldn't have been ribboning
you shouldn't have been ribboning
he shouldn't have been ribboning
we shouldn't have been ribboning
you shouldn't have been ribboning
they shouldn't have been ribboning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I ribbon?
should you ribbon?
should he ribbon?
should we ribbon?
should you ribbon?
should they ribbon? 	should I be ribboning?
should you be ribboning?
should he be ribboning?
should we be ribboning?
should you be ribboning?
should they be ribboning? 	should I have ribboned?
should you have ribboned?
should he have ribboned?
should we have ribboned?
should you have ribboned?
should they have ribboned? 	should I have been ribboning?
should you have been ribboning?
should he have been ribboning?
should we have been ribboning?
should you have been ribboning?
should they have been ribboning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I ribbon?
shouldn't you ribbon?
shouldn't he ribbon?
shouldn't we ribbon?
shouldn't you ribbon?
shouldn't they ribbon? 	shouldn't I be ribboning?
shouldn't you be ribboning?
shouldn't he be ribboning?
shouldn't we be ribboning?
shouldn't you be ribboning?
shouldn't they be ribboning? 	shouldn't I have ribboned?
shouldn't you have ribboned?
shouldn't he have ribboned?
shouldn't we have ribboned?
shouldn't you have ribboned?
shouldn't they have ribboned? 	shouldn't I have been ribboning?
shouldn't you have been ribboning?
shouldn't he have been ribboning?
shouldn't we have been ribboning?
shouldn't you have been ribboning?
shouldn't they have been ribboning?