I could wester you could wester she could wester we could wester you could wester they could wester
Forme en V-ing
I could be westering you could be westering she could be westering we could be westering you could be westering they could be westering
Perfect
I could have westered you could have westered she could have westered we could have westered you could have westered they could have westered
Perfect en V-ing
I could have been westering you could have been westering she could have been westering we could have been westering you could have been westering they could have been westering
Négation
Forme simple
I could not wester you could not wester she could not wester we could not wester you could not wester they could not wester
Forme en V-ing
I could not be westering you could not be westering she could not be westering we could not be westering you could not be westering they could not be westering
Perfect
I could not have westered you could not have westered she could not have westered we could not have westered you could not have westered they could not have westered
Perfect en V-ing
I could not have been westering you could not have been westering she could not have been westering we could not have been westering you could not have been westering they could not have been westering
Forme interrogative
Forme simple
could I wester? could you wester? could she wester? could we wester? could you wester? could they wester?
Forme en V-ing
could I be westering? could you be westering? could she be westering? could we be westering? could you be westering? could they be westering?
Perfect
could I have westered? could you have westered? could she have westered? could we have westered? could you have westered? could they have westered?
Perfect en V-ing
could I have been westering? could you have been westering? could she have been westering? could we have been westering? could you have been westering? could they have been westering?
Forme interro-négative
Forme simple
could I not wester? could you not wester? could she not wester? could we not wester? could you not wester? could they not wester?
Forme en V-ing
could I not be westering? could you not be westering? could she not be westering? could we not be westering? could you not be westering? could they not be westering?
Perfect
could I not have westered? could you not have westered? could she not have westered? could we not have westered? could you not have westered? could they not have westered?
Perfect en V-ing
could I not have been westering? could you not have been westering? could she not have been westering? could we not have been westering? could you not have been westering? could they not have been westering?