I could attire you could attire she could attire we could attire you could attire they could attire
Forme en V-ing
I could be attiring you could be attiring she could be attiring we could be attiring you could be attiring they could be attiring
Perfect
I could have attired you could have attired she could have attired we could have attired you could have attired they could have attired
Perfect en V-ing
I could have been attiring you could have been attiring she could have been attiring we could have been attiring you could have been attiring they could have been attiring
Négation
Forme simple
I could not attire you could not attire she could not attire we could not attire you could not attire they could not attire
Forme en V-ing
I could not be attiring you could not be attiring she could not be attiring we could not be attiring you could not be attiring they could not be attiring
Perfect
I could not have attired you could not have attired she could not have attired we could not have attired you could not have attired they could not have attired
Perfect en V-ing
I could not have been attiring you could not have been attiring she could not have been attiring we could not have been attiring you could not have been attiring they could not have been attiring
Forme interrogative
Forme simple
could I attire? could you attire? could she attire? could we attire? could you attire? could they attire?
Forme en V-ing
could I be attiring? could you be attiring? could she be attiring? could we be attiring? could you be attiring? could they be attiring?
Perfect
could I have attired? could you have attired? could she have attired? could we have attired? could you have attired? could they have attired?
Perfect en V-ing
could I have been attiring? could you have been attiring? could she have been attiring? could we have been attiring? could you have been attiring? could they have been attiring?
Forme interro-négative
Forme simple
could I not attire? could you not attire? could she not attire? could we not attire? could you not attire? could they not attire?
Forme en V-ing
could I not be attiring? could you not be attiring? could she not be attiring? could we not be attiring? could you not be attiring? could they not be attiring?
Perfect
could I not have attired? could you not have attired? could she not have attired? could we not have attired? could you not have attired? could they not have attired?
Perfect en V-ing
could I not have been attiring? could you not have been attiring? could she not have been attiring? could we not have been attiring? could you not have been attiring? could they not have been attiring?