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