I could seep you could seep he could seep we could seep you could seep they could seep
Forme en V-ing
I could be seeping you could be seeping he could be seeping we could be seeping you could be seeping they could be seeping
Perfect
I could have seeped you could have seeped he could have seeped we could have seeped you could have seeped they could have seeped
Perfect en V-ing
I could have been seeping you could have been seeping he could have been seeping we could have been seeping you could have been seeping they could have been seeping
Négation
Forme simple
I could not seep you could not seep he could not seep we could not seep you could not seep they could not seep
Forme en V-ing
I could not be seeping you could not be seeping he could not be seeping we could not be seeping you could not be seeping they could not be seeping
Perfect
I could not have seeped you could not have seeped he could not have seeped we could not have seeped you could not have seeped they could not have seeped
Perfect en V-ing
I could not have been seeping you could not have been seeping he could not have been seeping we could not have been seeping you could not have been seeping they could not have been seeping
Forme interrogative
Forme simple
could I seep? could you seep? could he seep? could we seep? could you seep? could they seep?
Forme en V-ing
could I be seeping? could you be seeping? could he be seeping? could we be seeping? could you be seeping? could they be seeping?
Perfect
could I have seeped? could you have seeped? could he have seeped? could we have seeped? could you have seeped? could they have seeped?
Perfect en V-ing
could I have been seeping? could you have been seeping? could he have been seeping? could we have been seeping? could you have been seeping? could they have been seeping?
Forme interro-négative
Forme simple
could I not seep? could you not seep? could he not seep? could we not seep? could you not seep? could they not seep?
Forme en V-ing
could I not be seeping? could you not be seeping? could he not be seeping? could we not be seeping? could you not be seeping? could they not be seeping?
Perfect
could I not have seeped? could you not have seeped? could he not have seeped? could we not have seeped? could you not have seeped? could they not have seeped?
Perfect en V-ing
could I not have been seeping? could you not have been seeping? could he not have been seeping? could we not have been seeping? could you not have been seeping? could they not have been seeping?