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