I could regroup you could regroup he could regroup we could regroup you could regroup they could regroup
Forma com V-ing
I could be regrouping you could be regrouping he could be regrouping we could be regrouping you could be regrouping they could be regrouping
Perfeito
I could have regrouped you could have regrouped he could have regrouped we could have regrouped you could have regrouped they could have regrouped
Perfeito com V-ing
I could have been regrouping you could have been regrouping he could have been regrouping we could have been regrouping you could have been regrouping they could have been regrouping
Negação
Forma simple
I couldn't regroup you couldn't regroup he couldn't regroup we couldn't regroup you couldn't regroup they couldn't regroup
Forma com V-ing
I couldn't be regrouping you couldn't be regrouping he couldn't be regrouping we couldn't be regrouping you couldn't be regrouping they couldn't be regrouping
Perfeito
I couldn't have regrouped you couldn't have regrouped he couldn't have regrouped we couldn't have regrouped you couldn't have regrouped they couldn't have regrouped
Perfeito com V-ing
I couldn't have been regrouping you couldn't have been regrouping he couldn't have been regrouping we couldn't have been regrouping you couldn't have been regrouping they couldn't have been regrouping
Forma interrogativa
Forma simple
could I regroup? could you regroup? could he regroup? could we regroup? could you regroup? could they regroup?
Forma com V-ing
could I be regrouping? could you be regrouping? could he be regrouping? could we be regrouping? could you be regrouping? could they be regrouping?
Perfeito
could I have regrouped? could you have regrouped? could he have regrouped? could we have regrouped? could you have regrouped? could they have regrouped?
Perfeito com V-ing
could I have been regrouping? could you have been regrouping? could he have been regrouping? could we have been regrouping? could you have been regrouping? could they have been regrouping?
Forma interro-Negação
Forma simple
couldn't I regroup? couldn't you regroup? couldn't he regroup? couldn't we regroup? couldn't you regroup? couldn't they regroup?
Forma com V-ing
couldn't I be regrouping? couldn't you be regrouping? couldn't he be regrouping? couldn't we be regrouping? couldn't you be regrouping? couldn't they be regrouping?
Perfeito
couldn't I have regrouped? couldn't you have regrouped? couldn't he have regrouped? couldn't we have regrouped? couldn't you have regrouped? couldn't they have regrouped?
Perfeito com V-ing
couldn't I have been regrouping? couldn't you have been regrouping? couldn't he have been regrouping? couldn't we have been regrouping? couldn't you have been regrouping? couldn't they have been regrouping?