Verbe régulier : exert use - exert used - exert used
Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.
Affirmation
Forme simple
I could exert use you could exert use she could exert use we could exert use you could exert use they could exert use
Forme en V-ing
I could be exert using you could be exert using she could be exert using we could be exert using you could be exert using they could be exert using
Perfect
I could have exert used you could have exert used she could have exert used we could have exert used you could have exert used they could have exert used
Perfect en V-ing
I could have been exert using you could have been exert using she could have been exert using we could have been exert using you could have been exert using they could have been exert using
Négation
Forme simple
I couldn't exert use you couldn't exert use she couldn't exert use we couldn't exert use you couldn't exert use they couldn't exert use
Forme en V-ing
I couldn't be exert using you couldn't be exert using she couldn't be exert using we couldn't be exert using you couldn't be exert using they couldn't be exert using
Perfect
I couldn't have exert used you couldn't have exert used she couldn't have exert used we couldn't have exert used you couldn't have exert used they couldn't have exert used
Perfect en V-ing
I couldn't have been exert using you couldn't have been exert using she couldn't have been exert using we couldn't have been exert using you couldn't have been exert using they couldn't have been exert using
Forme interrogative
Forme simple
could I exert use? could you exert use? could she exert use? could we exert use? could you exert use? could they exert use?
Forme en V-ing
could I be exert using? could you be exert using? could she be exert using? could we be exert using? could you be exert using? could they be exert using?
Perfect
could I have exert used? could you have exert used? could she have exert used? could we have exert used? could you have exert used? could they have exert used?
Perfect en V-ing
could I have been exert using? could you have been exert using? could she have been exert using? could we have been exert using? could you have been exert using? could they have been exert using?
Forme interro-négative
Forme simple
couldn't I exert use? couldn't you exert use? couldn't she exert use? couldn't we exert use? couldn't you exert use? couldn't they exert use?
Forme en V-ing
couldn't I be exert using? couldn't you be exert using? couldn't she be exert using? couldn't we be exert using? couldn't you be exert using? couldn't they be exert using?
Perfect
couldn't I have exert used? couldn't you have exert used? couldn't she have exert used? couldn't we have exert used? couldn't you have exert used? couldn't they have exert used?
Perfect en V-ing
couldn't I have been exert using? couldn't you have been exert using? couldn't she have been exert using? couldn't we have been exert using? couldn't you have been exert using? couldn't they have been exert using?