I could ambulate you could ambulate he could ambulate we could ambulate you could ambulate they could ambulate
Forme en V-ing
I could be ambulating you could be ambulating he could be ambulating we could be ambulating you could be ambulating they could be ambulating
Perfect
I could have ambulated you could have ambulated he could have ambulated we could have ambulated you could have ambulated they could have ambulated
Perfect en V-ing
I could have been ambulating you could have been ambulating he could have been ambulating we could have been ambulating you could have been ambulating they could have been ambulating
Négation
Forme simple
I couldn't ambulate you couldn't ambulate he couldn't ambulate we couldn't ambulate you couldn't ambulate they couldn't ambulate
Forme en V-ing
I couldn't be ambulating you couldn't be ambulating he couldn't be ambulating we couldn't be ambulating you couldn't be ambulating they couldn't be ambulating
Perfect
I couldn't have ambulated you couldn't have ambulated he couldn't have ambulated we couldn't have ambulated you couldn't have ambulated they couldn't have ambulated
Perfect en V-ing
I couldn't have been ambulating you couldn't have been ambulating he couldn't have been ambulating we couldn't have been ambulating you couldn't have been ambulating they couldn't have been ambulating
Forme interrogative
Forme simple
could I ambulate? could you ambulate? could he ambulate? could we ambulate? could you ambulate? could they ambulate?
Forme en V-ing
could I be ambulating? could you be ambulating? could he be ambulating? could we be ambulating? could you be ambulating? could they be ambulating?
Perfect
could I have ambulated? could you have ambulated? could he have ambulated? could we have ambulated? could you have ambulated? could they have ambulated?
Perfect en V-ing
could I have been ambulating? could you have been ambulating? could he have been ambulating? could we have been ambulating? could you have been ambulating? could they have been ambulating?
Forme interro-négative
Forme simple
couldn't I ambulate? couldn't you ambulate? couldn't he ambulate? couldn't we ambulate? couldn't you ambulate? couldn't they ambulate?
Forme en V-ing
couldn't I be ambulating? couldn't you be ambulating? couldn't he be ambulating? couldn't we be ambulating? couldn't you be ambulating? couldn't they be ambulating?
Perfect
couldn't I have ambulated? couldn't you have ambulated? couldn't he have ambulated? couldn't we have ambulated? couldn't you have ambulated? couldn't they have ambulated?
Perfect en V-ing
couldn't I have been ambulating? couldn't you have been ambulating? couldn't he have been ambulating? couldn't we have been ambulating? couldn't you have been ambulating? couldn't they have been ambulating?