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