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