should tariff
Verbe régulier : tariff - tariffed- tariffed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I'd tariff
you'd tariff
he'd tariff
we'd tariff
you'd tariff
they'd tariff 	I'd be tariffing
you'd be tariffing
he'd be tariffing
we'd be tariffing
you'd be tariffing
they'd be tariffing	I should've tariffed
you should've tariffed
he should've tariffed
we should've tariffed
you should've tariffed
they should've tariffed	I should've been tariffing
you should've been tariffing
he should've been tariffing
we should've been tariffing
you should've been tariffing
they should've been tariffing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shouldn't tariff
you shouldn't tariff
he shouldn't tariff
we shouldn't tariff
you shouldn't tariff
they shouldn't tariff 	I shouldn't be tariffing
you shouldn't be tariffing
he shouldn't be tariffing
we shouldn't be tariffing
you shouldn't be tariffing
they shouldn't be tariffing	I shouldn't have tariffed
you shouldn't have tariffed
he shouldn't have tariffed
we shouldn't have tariffed
you shouldn't have tariffed
they shouldn't have tariffed	I shouldn't have been tariffing
you shouldn't have been tariffing
he shouldn't have been tariffing
we shouldn't have been tariffing
you shouldn't have been tariffing
they shouldn't have been tariffing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I tariff?
should you tariff?
should he tariff?
should we tariff?
should you tariff?
should they tariff? 	should I be tariffing?
should you be tariffing?
should he be tariffing?
should we be tariffing?
should you be tariffing?
should they be tariffing? 	should I have tariffed?
should you have tariffed?
should he have tariffed?
should we have tariffed?
should you have tariffed?
should they have tariffed? 	should I have been tariffing?
should you have been tariffing?
should he have been tariffing?
should we have been tariffing?
should you have been tariffing?
should they have been tariffing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shouldn't I tariff?
shouldn't you tariff?
shouldn't he tariff?
shouldn't we tariff?
shouldn't you tariff?
shouldn't they tariff? 	shouldn't I be tariffing?
shouldn't you be tariffing?
shouldn't he be tariffing?
shouldn't we be tariffing?
shouldn't you be tariffing?
shouldn't they be tariffing? 	shouldn't I have tariffed?
shouldn't you have tariffed?
shouldn't he have tariffed?
shouldn't we have tariffed?
shouldn't you have tariffed?
shouldn't they have tariffed? 	shouldn't I have been tariffing?
shouldn't you have been tariffing?
shouldn't he have been tariffing?
shouldn't we have been tariffing?
shouldn't you have been tariffing?
shouldn't they have been tariffing?