I can obscure you can obscure she can obscure we can obscure you can obscure they can obscure
Forme en V-ing
I can be obscuring you can be obscuring she can be obscuring we can be obscuring you can be obscuring they can be obscuring
Perfect
I can have obscured you can have obscured she can have obscured we can have obscured you can have obscured they can have obscured
Perfect en V-ing
I can have been obscuring you can have been obscuring she can have been obscuring we can have been obscuring you can have been obscuring they can have been obscuring
Négation
Forme simple
I can't obscure you can't obscure she can't obscure we can't obscure you can't obscure they can't obscure
Forme en V-ing
I can't be obscuring you can't be obscuring she can't be obscuring we can't be obscuring you can't be obscuring they can't be obscuring
Perfect
I can't have obscured you can't have obscured she can't have obscured we can't have obscured you can't have obscured they can't have obscured
Perfect en V-ing
I can't have been obscuring you can't have been obscuring she can't have been obscuring we can't have been obscuring you can't have been obscuring they can't have been obscuring
Forme interrogative
Forme simple
can I obscure? can you obscure? can she obscure? can we obscure? can you obscure? can they obscure?
Forme en V-ing
can I be obscuring? can you be obscuring? can she be obscuring? can we be obscuring? can you be obscuring? can they be obscuring?
Perfect
can I have obscured? can you have obscured? can she have obscured? can we have obscured? can you have obscured? can they have obscured?
Perfect en V-ing
can I have been obscuring? can you have been obscuring? can she have been obscuring? can we have been obscuring? can you have been obscuring? can they have been obscuring?
Forme interro-négative
Forme simple
can't I obscure? can't you obscure? can't she obscure? can't we obscure? can't you obscure? can't they obscure?
Forme en V-ing
can't I be obscuring? can't you be obscuring? can't she be obscuring? can't we be obscuring? can't you be obscuring? can't they be obscuring?
Perfect
can't I have obscured? can't you have obscured? can't she have obscured? can't we have obscured? can't you have obscured? can't they have obscured?
Perfect en V-ing
can't I have been obscuring? can't you have been obscuring? can't she have been obscuring? can't we have been obscuring? can't you have been obscuring? can't they have been obscuring?