I could regularize you could regularize he could regularize we could regularize you could regularize they could regularize
Forme en V-ing
I could be regularizing you could be regularizing he could be regularizing we could be regularizing you could be regularizing they could be regularizing
Perfect
I could have regularized you could have regularized he could have regularized we could have regularized you could have regularized they could have regularized
Perfect en V-ing
I could have been regularizing you could have been regularizing he could have been regularizing we could have been regularizing you could have been regularizing they could have been regularizing
Négation
Forme simple
I couldn't regularize you couldn't regularize he couldn't regularize we couldn't regularize you couldn't regularize they couldn't regularize
Forme en V-ing
I couldn't be regularizing you couldn't be regularizing he couldn't be regularizing we couldn't be regularizing you couldn't be regularizing they couldn't be regularizing
Perfect
I couldn't have regularized you couldn't have regularized he couldn't have regularized we couldn't have regularized you couldn't have regularized they couldn't have regularized
Perfect en V-ing
I couldn't have been regularizing you couldn't have been regularizing he couldn't have been regularizing we couldn't have been regularizing you couldn't have been regularizing they couldn't have been regularizing
Forme interrogative
Forme simple
could I regularize? could you regularize? could he regularize? could we regularize? could you regularize? could they regularize?
Forme en V-ing
could I be regularizing? could you be regularizing? could he be regularizing? could we be regularizing? could you be regularizing? could they be regularizing?
Perfect
could I have regularized? could you have regularized? could he have regularized? could we have regularized? could you have regularized? could they have regularized?
Perfect en V-ing
could I have been regularizing? could you have been regularizing? could he have been regularizing? could we have been regularizing? could you have been regularizing? could they have been regularizing?
Forme interro-négative
Forme simple
couldn't I regularize? couldn't you regularize? couldn't he regularize? couldn't we regularize? couldn't you regularize? couldn't they regularize?
Forme en V-ing
couldn't I be regularizing? couldn't you be regularizing? couldn't he be regularizing? couldn't we be regularizing? couldn't you be regularizing? couldn't they be regularizing?
Perfect
couldn't I have regularized? couldn't you have regularized? couldn't he have regularized? couldn't we have regularized? couldn't you have regularized? couldn't they have regularized?
Perfect en V-ing
couldn't I have been regularizing? couldn't you have been regularizing? couldn't he have been regularizing? couldn't we have been regularizing? couldn't you have been regularizing? couldn't they have been regularizing?