I could vesture you could vesture he could vesture we could vesture you could vesture they could vesture
Forme en V-ing
I could be vesturing you could be vesturing he could be vesturing we could be vesturing you could be vesturing they could be vesturing
Perfect
I could have vestured you could have vestured he could have vestured we could have vestured you could have vestured they could have vestured
Perfect en V-ing
I could have been vesturing you could have been vesturing he could have been vesturing we could have been vesturing you could have been vesturing they could have been vesturing
Négation
Forme simple
I could not vesture you could not vesture he could not vesture we could not vesture you could not vesture they could not vesture
Forme en V-ing
I could not be vesturing you could not be vesturing he could not be vesturing we could not be vesturing you could not be vesturing they could not be vesturing
Perfect
I could not have vestured you could not have vestured he could not have vestured we could not have vestured you could not have vestured they could not have vestured
Perfect en V-ing
I could not have been vesturing you could not have been vesturing he could not have been vesturing we could not have been vesturing you could not have been vesturing they could not have been vesturing
Forme interrogative
Forme simple
could I vesture? could you vesture? could he vesture? could we vesture? could you vesture? could they vesture?
Forme en V-ing
could I be vesturing? could you be vesturing? could he be vesturing? could we be vesturing? could you be vesturing? could they be vesturing?
Perfect
could I have vestured? could you have vestured? could he have vestured? could we have vestured? could you have vestured? could they have vestured?
Perfect en V-ing
could I have been vesturing? could you have been vesturing? could he have been vesturing? could we have been vesturing? could you have been vesturing? could they have been vesturing?
Forme interro-négative
Forme simple
could I not vesture? could you not vesture? could he not vesture? could we not vesture? could you not vesture? could they not vesture?
Forme en V-ing
could I not be vesturing? could you not be vesturing? could he not be vesturing? could we not be vesturing? could you not be vesturing? could they not be vesturing?
Perfect
could I not have vestured? could you not have vestured? could he not have vestured? could we not have vestured? could you not have vestured? could they not have vestured?
Perfect en V-ing
could I not have been vesturing? could you not have been vesturing? could he not have been vesturing? could we not have been vesturing? could you not have been vesturing? could they not have been vesturing?