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
she'd tariff
we'd tariff
you'd tariff
they'd tariff 	I'd be tariffing
you'd be tariffing
she'd be tariffing
we'd be tariffing
you'd be tariffing
they'd be tariffing	I should've tariffed
you should've tariffed
she 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
she 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
she 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
she 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
she 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
she 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 she tariff?
should we tariff?
should you tariff?
should they tariff? 	should I be tariffing?
should you be tariffing?
should she be tariffing?
should we be tariffing?
should you be tariffing?
should they be tariffing? 	should I have tariffed?
should you have tariffed?
should she 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 she 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 she 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 she 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 she 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 she have been tariffing?
shouldn't we have been tariffing?
shouldn't you have been tariffing?
shouldn't they have been tariffing?