should gaff
Regular verb: gaff - gaffed- gaffed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd gaff
you'd gaff
she'd gaff
we'd gaff
you'd gaff
they'd gaff 	I'd be gaffing
you'd be gaffing
she'd be gaffing
we'd be gaffing
you'd be gaffing
they'd be gaffing	I should've gaffed
you should've gaffed
she should've gaffed
we should've gaffed
you should've gaffed
they should've gaffed	I should've been gaffing
you should've been gaffing
she should've been gaffing
we should've been gaffing
you should've been gaffing
they should've been gaffing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't gaff
you shouldn't gaff
she shouldn't gaff
we shouldn't gaff
you shouldn't gaff
they shouldn't gaff 	I shouldn't be gaffing
you shouldn't be gaffing
she shouldn't be gaffing
we shouldn't be gaffing
you shouldn't be gaffing
they shouldn't be gaffing	I shouldn't have gaffed
you shouldn't have gaffed
she shouldn't have gaffed
we shouldn't have gaffed
you shouldn't have gaffed
they shouldn't have gaffed	I shouldn't have been gaffing
you shouldn't have been gaffing
she shouldn't have been gaffing
we shouldn't have been gaffing
you shouldn't have been gaffing
they shouldn't have been gaffing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I gaff?
should you gaff?
should she gaff?
should we gaff?
should you gaff?
should they gaff? 	should I be gaffing?
should you be gaffing?
should she be gaffing?
should we be gaffing?
should you be gaffing?
should they be gaffing? 	should I have gaffed?
should you have gaffed?
should she have gaffed?
should we have gaffed?
should you have gaffed?
should they have gaffed? 	should I have been gaffing?
should you have been gaffing?
should she have been gaffing?
should we have been gaffing?
should you have been gaffing?
should they have been gaffing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I gaff?
shouldn't you gaff?
shouldn't she gaff?
shouldn't we gaff?
shouldn't you gaff?
shouldn't they gaff? 	shouldn't I be gaffing?
shouldn't you be gaffing?
shouldn't she be gaffing?
shouldn't we be gaffing?
shouldn't you be gaffing?
shouldn't they be gaffing? 	shouldn't I have gaffed?
shouldn't you have gaffed?
shouldn't she have gaffed?
shouldn't we have gaffed?
shouldn't you have gaffed?
shouldn't they have gaffed? 	shouldn't I have been gaffing?
shouldn't you have been gaffing?
shouldn't she have been gaffing?
shouldn't we have been gaffing?
shouldn't you have been gaffing?
shouldn't they have been gaffing?