I can heliograph you can heliograph she can heliograph we can heliograph you can heliograph they can heliograph
Forme en V-ing
I can be heliographing you can be heliographing she can be heliographing we can be heliographing you can be heliographing they can be heliographing
Perfect
I can have heliographed you can have heliographed she can have heliographed we can have heliographed you can have heliographed they can have heliographed
Perfect en V-ing
I can have been heliographing you can have been heliographing she can have been heliographing we can have been heliographing you can have been heliographing they can have been heliographing
Négation
Forme simple
I can't heliograph you can't heliograph she can't heliograph we can't heliograph you can't heliograph they can't heliograph
Forme en V-ing
I can't be heliographing you can't be heliographing she can't be heliographing we can't be heliographing you can't be heliographing they can't be heliographing
Perfect
I can't have heliographed you can't have heliographed she can't have heliographed we can't have heliographed you can't have heliographed they can't have heliographed
Perfect en V-ing
I can't have been heliographing you can't have been heliographing she can't have been heliographing we can't have been heliographing you can't have been heliographing they can't have been heliographing
Forme interrogative
Forme simple
can I heliograph? can you heliograph? can she heliograph? can we heliograph? can you heliograph? can they heliograph?
Forme en V-ing
can I be heliographing? can you be heliographing? can she be heliographing? can we be heliographing? can you be heliographing? can they be heliographing?
Perfect
can I have heliographed? can you have heliographed? can she have heliographed? can we have heliographed? can you have heliographed? can they have heliographed?
Perfect en V-ing
can I have been heliographing? can you have been heliographing? can she have been heliographing? can we have been heliographing? can you have been heliographing? can they have been heliographing?
Forme interro-négative
Forme simple
can't I heliograph? can't you heliograph? can't she heliograph? can't we heliograph? can't you heliograph? can't they heliograph?
Forme en V-ing
can't I be heliographing? can't you be heliographing? can't she be heliographing? can't we be heliographing? can't you be heliographing? can't they be heliographing?
Perfect
can't I have heliographed? can't you have heliographed? can't she have heliographed? can't we have heliographed? can't you have heliographed? can't they have heliographed?
Perfect en V-ing
can't I have been heliographing? can't you have been heliographing? can't she have been heliographing? can't we have been heliographing? can't you have been heliographing? can't they have been heliographing?