Conjugaison du verbe anglais
COULD TARIFF

Verbe régulier : tariff - tariffed - tariffed

Affirmation

Forme simple	Forme en V-ing
I could tariff you could tariff she could tariff we could tariff you could tariff they could tariff	I could be tariffing you could be tariffing she could be tariffing we could be tariffing you could be tariffing they could be tariffing
Perfect	Perfect en V-ing
I could have tariffed you could have tariffed she could have tariffed we could have tariffed you could have tariffed they could have tariffed	I could have been tariffing you could have been tariffing she could have been tariffing we could have been tariffing you could have been tariffing they could have been tariffing

Négation

Forme simple	Forme en V-ing
I couldn't tariff you couldn't tariff she couldn't tariff we couldn't tariff you couldn't tariff they couldn't tariff	I couldn't be tariffing you couldn't be tariffing she couldn't be tariffing we couldn't be tariffing you couldn't be tariffing they couldn't be tariffing
Perfect	Perfect en V-ing
I couldn't have tariffed you couldn't have tariffed she couldn't have tariffed we couldn't have tariffed you couldn't have tariffed they couldn't have tariffed	I couldn't have been tariffing you couldn't have been tariffing she couldn't have been tariffing we couldn't have been tariffing you couldn't have been tariffing they couldn't have been tariffing

Forme interrogative

Forme simple	Forme en V-ing
could I tariff? could you tariff? could she tariff? could we tariff? could you tariff? could they tariff?	could I be tariffing? could you be tariffing? could she be tariffing? could we be tariffing? could you be tariffing? could they be tariffing?
Perfect	Perfect en V-ing
could I have tariffed? could you have tariffed? could she have tariffed? could we have tariffed? could you have tariffed? could they have tariffed?	could I have been tariffing? could you have been tariffing? could she have been tariffing? could we have been tariffing? could you have been tariffing? could they have been tariffing?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I tariff? couldn't you tariff? couldn't she tariff? couldn't we tariff? couldn't you tariff? couldn't they tariff?	couldn't I be tariffing? couldn't you be tariffing? couldn't she be tariffing? couldn't we be tariffing? couldn't you be tariffing? couldn't they be tariffing?
Perfect	Perfect en V-ing
couldn't I have tariffed? couldn't you have tariffed? couldn't she have tariffed? couldn't we have tariffed? couldn't you have tariffed? couldn't they have tariffed?	couldn't I have been tariffing? couldn't you have been tariffing? couldn't she have been tariffing? couldn't we have been tariffing? couldn't you have been tariffing? couldn't they have been tariffing?