I could brad you could brad she could brad we could brad you could brad they could brad
Forme en V-ing
I could be brading you could be brading she could be brading we could be brading you could be brading they could be brading
Perfect
I could have braded you could have braded she could have braded we could have braded you could have braded they could have braded
Perfect en V-ing
I could have been brading you could have been brading she could have been brading we could have been brading you could have been brading they could have been brading
Négation
Forme simple
I couldn't brad you couldn't brad she couldn't brad we couldn't brad you couldn't brad they couldn't brad
Forme en V-ing
I couldn't be brading you couldn't be brading she couldn't be brading we couldn't be brading you couldn't be brading they couldn't be brading
Perfect
I couldn't have braded you couldn't have braded she couldn't have braded we couldn't have braded you couldn't have braded they couldn't have braded
Perfect en V-ing
I couldn't have been brading you couldn't have been brading she couldn't have been brading we couldn't have been brading you couldn't have been brading they couldn't have been brading
Forme interrogative
Forme simple
could I brad? could you brad? could she brad? could we brad? could you brad? could they brad?
Forme en V-ing
could I be brading? could you be brading? could she be brading? could we be brading? could you be brading? could they be brading?
Perfect
could I have braded? could you have braded? could she have braded? could we have braded? could you have braded? could they have braded?
Perfect en V-ing
could I have been brading? could you have been brading? could she have been brading? could we have been brading? could you have been brading? could they have been brading?
Forme interro-négative
Forme simple
couldn't I brad? couldn't you brad? couldn't she brad? couldn't we brad? couldn't you brad? couldn't they brad?
Forme en V-ing
couldn't I be brading? couldn't you be brading? couldn't she be brading? couldn't we be brading? couldn't you be brading? couldn't they be brading?
Perfect
couldn't I have braded? couldn't you have braded? couldn't she have braded? couldn't we have braded? couldn't you have braded? couldn't they have braded?
Perfect en V-ing
couldn't I have been brading? couldn't you have been brading? couldn't she have been brading? couldn't we have been brading? couldn't you have been brading? couldn't they have been brading?