Conjugação do verbo inglês
COULD HELIOGRAPH

Verbo regular: heliograph - heliographed - heliographed

Afirmação

Forma simple	Forma com V-ing
I could heliograph you could heliograph she could heliograph we could heliograph you could heliograph they could heliograph	I could be heliographing you could be heliographing she could be heliographing we could be heliographing you could be heliographing they could be heliographing
Perfeito	Perfeito com V-ing
I could have heliographed you could have heliographed she could have heliographed we could have heliographed you could have heliographed they could have heliographed	I could have been heliographing you could have been heliographing she could have been heliographing we could have been heliographing you could have been heliographing they could have been heliographing

Negação

Forma simple	Forma com V-ing
I couldn't heliograph you couldn't heliograph she couldn't heliograph we couldn't heliograph you couldn't heliograph they couldn't heliograph	I couldn't be heliographing you couldn't be heliographing she couldn't be heliographing we couldn't be heliographing you couldn't be heliographing they couldn't be heliographing
Perfeito	Perfeito com V-ing
I couldn't have heliographed you couldn't have heliographed she couldn't have heliographed we couldn't have heliographed you couldn't have heliographed they couldn't have heliographed	I couldn't have been heliographing you couldn't have been heliographing she 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	Forma com V-ing
could I heliograph? could you heliograph? could she heliograph? could we heliograph? could you heliograph? could they heliograph?	could I be heliographing? could you be heliographing? could she be heliographing? could we be heliographing? could you be heliographing? could they be heliographing?
Perfeito	Perfeito com V-ing
could I have heliographed? could you have heliographed? could she have heliographed? could we have heliographed? could you have heliographed? could they have heliographed?	could I have been heliographing? could you have been heliographing? could she have been heliographing? could we have been heliographing? could you have been heliographing? could they have been heliographing?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I heliograph? couldn't you heliograph? couldn't she heliograph? couldn't we heliograph? couldn't you heliograph? couldn't they heliograph?	couldn't I be heliographing? couldn't you be heliographing? couldn't she be heliographing? couldn't we be heliographing? couldn't you be heliographing? couldn't they be heliographing?
Perfeito	Perfeito com V-ing
couldn't I have heliographed? couldn't you have heliographed? couldn't she have heliographed? couldn't we have heliographed? couldn't you have heliographed? couldn't they have heliographed?	couldn't I have been heliographing? couldn't you have been heliographing? couldn't she have been heliographing? couldn't we have been heliographing? couldn't you have been heliographing? couldn't they have been heliographing?