Verbo regular: heliograph - heliographed - heliographed
Afirmación
Forma simple
I could heliograph you could heliograph he could heliograph we could heliograph you could heliograph they could heliograph
Forma con V-ing
I could be heliographing you could be heliographing he could be heliographing we could be heliographing you could be heliographing they could be heliographing
Perfecto
I could have heliographed you could have heliographed he could have heliographed we could have heliographed you could have heliographed they could have heliographed
Perfecto con V-ing
I could have been heliographing you could have been heliographing he could have been heliographing we could have been heliographing you could have been heliographing they could have been heliographing
Negación
Forma simple
I couldn't heliograph you couldn't heliograph he couldn't heliograph we couldn't heliograph you couldn't heliograph they couldn't heliograph
Forma con V-ing
I couldn't be heliographing you couldn't be heliographing he couldn't be heliographing we couldn't be heliographing you couldn't be heliographing they couldn't be heliographing
Perfecto
I couldn't have heliographed you couldn't have heliographed he couldn't have heliographed we couldn't have heliographed you couldn't have heliographed they couldn't have heliographed
Perfecto con V-ing
I couldn't have been heliographing you couldn't have been heliographing he couldn't have been heliographing we couldn't have been heliographing you couldn't have been heliographing they couldn't have been heliographing
Forma interrogativa
Forma simple
could I heliograph? could you heliograph? could he heliograph? could we heliograph? could you heliograph? could they heliograph?
Forma con V-ing
could I be heliographing? could you be heliographing? could he be heliographing? could we be heliographing? could you be heliographing? could they be heliographing?
Perfecto
could I have heliographed? could you have heliographed? could he have heliographed? could we have heliographed? could you have heliographed? could they have heliographed?
Perfecto con V-ing
could I have been heliographing? could you have been heliographing? could he have been heliographing? could we have been heliographing? could you have been heliographing? could they have been heliographing?
Forma interro-negativa
Forma simple
couldn't I heliograph? couldn't you heliograph? couldn't he heliograph? couldn't we heliograph? couldn't you heliograph? couldn't they heliograph?
Forma con V-ing
couldn't I be heliographing? couldn't you be heliographing? couldn't he be heliographing? couldn't we be heliographing? couldn't you be heliographing? couldn't they be heliographing?
Perfecto
couldn't I have heliographed? couldn't you have heliographed? couldn't he have heliographed? couldn't we have heliographed? couldn't you have heliographed? couldn't they have heliographed?
Perfecto con V-ing
couldn't I have been heliographing? couldn't you have been heliographing? couldn't he have been heliographing? couldn't we have been heliographing? couldn't you have been heliographing? couldn't they have been heliographing?