I could fluster you could fluster he could fluster we could fluster you could fluster they could fluster
Forma con V-ing
I could be flustering you could be flustering he could be flustering we could be flustering you could be flustering they could be flustering
Perfecto
I could have flustered you could have flustered he could have flustered we could have flustered you could have flustered they could have flustered
Perfecto con V-ing
I could have been flustering you could have been flustering he could have been flustering we could have been flustering you could have been flustering they could have been flustering
Negación
Forma simple
I couldn't fluster you couldn't fluster he couldn't fluster we couldn't fluster you couldn't fluster they couldn't fluster
Forma con V-ing
I couldn't be flustering you couldn't be flustering he couldn't be flustering we couldn't be flustering you couldn't be flustering they couldn't be flustering
Perfecto
I couldn't have flustered you couldn't have flustered he couldn't have flustered we couldn't have flustered you couldn't have flustered they couldn't have flustered
Perfecto con V-ing
I couldn't have been flustering you couldn't have been flustering he couldn't have been flustering we couldn't have been flustering you couldn't have been flustering they couldn't have been flustering
Forma interrogativa
Forma simple
could I fluster? could you fluster? could he fluster? could we fluster? could you fluster? could they fluster?
Forma con V-ing
could I be flustering? could you be flustering? could he be flustering? could we be flustering? could you be flustering? could they be flustering?
Perfecto
could I have flustered? could you have flustered? could he have flustered? could we have flustered? could you have flustered? could they have flustered?
Perfecto con V-ing
could I have been flustering? could you have been flustering? could he have been flustering? could we have been flustering? could you have been flustering? could they have been flustering?
Forma interro-negativa
Forma simple
couldn't I fluster? couldn't you fluster? couldn't he fluster? couldn't we fluster? couldn't you fluster? couldn't they fluster?
Forma con V-ing
couldn't I be flustering? couldn't you be flustering? couldn't he be flustering? couldn't we be flustering? couldn't you be flustering? couldn't they be flustering?
Perfecto
couldn't I have flustered? couldn't you have flustered? couldn't he have flustered? couldn't we have flustered? couldn't you have flustered? couldn't they have flustered?
Perfecto con V-ing
couldn't I have been flustering? couldn't you have been flustering? couldn't he have been flustering? couldn't we have been flustering? couldn't you have been flustering? couldn't they have been flustering?