should backfit
Verbe irrégulier : backfit - backfit, backfitted- backfit, backfitted

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I'd backfit
you'd backfit
she'd backfit
we'd backfit
you'd backfit
they'd backfit 	I'd be backfiting
you'd be backfiting
she'd be backfiting
we'd be backfiting
you'd be backfiting
they'd be backfiting	I should've backfit, backfitted
you should've backfit, backfitted
she should've backfit, backfitted
we should've backfit, backfitted
you should've backfit, backfitted
they should've backfit, backfitted	I should've been backfiting
you should've been backfiting
she should've been backfiting
we should've been backfiting
you should've been backfiting
they should've been backfiting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shouldn't backfit
you shouldn't backfit
she shouldn't backfit
we shouldn't backfit
you shouldn't backfit
they shouldn't backfit 	I shouldn't be backfiting
you shouldn't be backfiting
she shouldn't be backfiting
we shouldn't be backfiting
you shouldn't be backfiting
they shouldn't be backfiting	I shouldn't have backfit, backfitted
you shouldn't have backfit, backfitted
she shouldn't have backfit, backfitted
we shouldn't have backfit, backfitted
you shouldn't have backfit, backfitted
they shouldn't have backfit, backfitted	I shouldn't have been backfiting
you shouldn't have been backfiting
she shouldn't have been backfiting
we shouldn't have been backfiting
you shouldn't have been backfiting
they shouldn't have been backfiting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I backfit?
should you backfit?
should she backfit?
should we backfit?
should you backfit?
should they backfit? 	should I be backfiting?
should you be backfiting?
should she be backfiting?
should we be backfiting?
should you be backfiting?
should they be backfiting? 	should I have backfit, backfitted?
should you have backfit, backfitted?
should she have backfit, backfitted?
should we have backfit, backfitted?
should you have backfit, backfitted?
should they have backfit, backfitted? 	should I have been backfiting?
should you have been backfiting?
should she have been backfiting?
should we have been backfiting?
should you have been backfiting?
should they have been backfiting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shouldn't I backfit?
shouldn't you backfit?
shouldn't she backfit?
shouldn't we backfit?
shouldn't you backfit?
shouldn't they backfit? 	shouldn't I be backfiting?
shouldn't you be backfiting?
shouldn't she be backfiting?
shouldn't we be backfiting?
shouldn't you be backfiting?
shouldn't they be backfiting? 	shouldn't I have backfit, backfitted?
shouldn't you have backfit, backfitted?
shouldn't she have backfit, backfitted?
shouldn't we have backfit, backfitted?
shouldn't you have backfit, backfitted?
shouldn't they have backfit, backfitted? 	shouldn't I have been backfiting?
shouldn't you have been backfiting?
shouldn't she have been backfiting?
shouldn't we have been backfiting?
shouldn't you have been backfiting?
shouldn't they have been backfiting?