I could debase you could debase she could debase we could debase you could debase they could debase
Forme en V-ing
I could be debasing you could be debasing she could be debasing we could be debasing you could be debasing they could be debasing
Perfect
I could have debased you could have debased she could have debased we could have debased you could have debased they could have debased
Perfect en V-ing
I could have been debasing you could have been debasing she could have been debasing we could have been debasing you could have been debasing they could have been debasing
Négation
Forme simple
I couldn't debase you couldn't debase she couldn't debase we couldn't debase you couldn't debase they couldn't debase
Forme en V-ing
I couldn't be debasing you couldn't be debasing she couldn't be debasing we couldn't be debasing you couldn't be debasing they couldn't be debasing
Perfect
I couldn't have debased you couldn't have debased she couldn't have debased we couldn't have debased you couldn't have debased they couldn't have debased
Perfect en V-ing
I couldn't have been debasing you couldn't have been debasing she couldn't have been debasing we couldn't have been debasing you couldn't have been debasing they couldn't have been debasing
Forme interrogative
Forme simple
could I debase? could you debase? could she debase? could we debase? could you debase? could they debase?
Forme en V-ing
could I be debasing? could you be debasing? could she be debasing? could we be debasing? could you be debasing? could they be debasing?
Perfect
could I have debased? could you have debased? could she have debased? could we have debased? could you have debased? could they have debased?
Perfect en V-ing
could I have been debasing? could you have been debasing? could she have been debasing? could we have been debasing? could you have been debasing? could they have been debasing?
Forme interro-négative
Forme simple
couldn't I debase? couldn't you debase? couldn't she debase? couldn't we debase? couldn't you debase? couldn't they debase?
Forme en V-ing
couldn't I be debasing? couldn't you be debasing? couldn't she be debasing? couldn't we be debasing? couldn't you be debasing? couldn't they be debasing?
Perfect
couldn't I have debased? couldn't you have debased? couldn't she have debased? couldn't we have debased? couldn't you have debased? couldn't they have debased?
Perfect en V-ing
couldn't I have been debasing? couldn't you have been debasing? couldn't she have been debasing? couldn't we have been debasing? couldn't you have been debasing? couldn't they have been debasing?