Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.
Affirmation
Forme simple
I could dofferentiate you could dofferentiate he could dofferentiate we could dofferentiate you could dofferentiate they could dofferentiate
Forme en V-ing
I could be dofferentiating you could be dofferentiating he could be dofferentiating we could be dofferentiating you could be dofferentiating they could be dofferentiating
Perfect
I could have dofferentiated you could have dofferentiated he could have dofferentiated we could have dofferentiated you could have dofferentiated they could have dofferentiated
Perfect en V-ing
I could have been dofferentiating you could have been dofferentiating he could have been dofferentiating we could have been dofferentiating you could have been dofferentiating they could have been dofferentiating
Négation
Forme simple
I couldn't dofferentiate you couldn't dofferentiate he couldn't dofferentiate we couldn't dofferentiate you couldn't dofferentiate they couldn't dofferentiate
Forme en V-ing
I couldn't be dofferentiating you couldn't be dofferentiating he couldn't be dofferentiating we couldn't be dofferentiating you couldn't be dofferentiating they couldn't be dofferentiating
Perfect
I couldn't have dofferentiated you couldn't have dofferentiated he couldn't have dofferentiated we couldn't have dofferentiated you couldn't have dofferentiated they couldn't have dofferentiated
Perfect en V-ing
I couldn't have been dofferentiating you couldn't have been dofferentiating he couldn't have been dofferentiating we couldn't have been dofferentiating you couldn't have been dofferentiating they couldn't have been dofferentiating
Forme interrogative
Forme simple
could I dofferentiate? could you dofferentiate? could he dofferentiate? could we dofferentiate? could you dofferentiate? could they dofferentiate?
Forme en V-ing
could I be dofferentiating? could you be dofferentiating? could he be dofferentiating? could we be dofferentiating? could you be dofferentiating? could they be dofferentiating?
Perfect
could I have dofferentiated? could you have dofferentiated? could he have dofferentiated? could we have dofferentiated? could you have dofferentiated? could they have dofferentiated?
Perfect en V-ing
could I have been dofferentiating? could you have been dofferentiating? could he have been dofferentiating? could we have been dofferentiating? could you have been dofferentiating? could they have been dofferentiating?
Forme interro-négative
Forme simple
couldn't I dofferentiate? couldn't you dofferentiate? couldn't he dofferentiate? couldn't we dofferentiate? couldn't you dofferentiate? couldn't they dofferentiate?
Forme en V-ing
couldn't I be dofferentiating? couldn't you be dofferentiating? couldn't he be dofferentiating? couldn't we be dofferentiating? couldn't you be dofferentiating? couldn't they be dofferentiating?
Perfect
couldn't I have dofferentiated? couldn't you have dofferentiated? couldn't he have dofferentiated? couldn't we have dofferentiated? couldn't you have dofferentiated? couldn't they have dofferentiated?
Perfect en V-ing
couldn't I have been dofferentiating? couldn't you have been dofferentiating? couldn't he have been dofferentiating? couldn't we have been dofferentiating? couldn't you have been dofferentiating? couldn't they have been dofferentiating?