I could halve you could halve he could halve we could halve you could halve they could halve
Forme en V-ing
I could be halving you could be halving he could be halving we could be halving you could be halving they could be halving
Perfect
I could have halved you could have halved he could have halved we could have halved you could have halved they could have halved
Perfect en V-ing
I could have been halving you could have been halving he could have been halving we could have been halving you could have been halving they could have been halving
Négation
Forme simple
I could not halve you could not halve he could not halve we could not halve you could not halve they could not halve
Forme en V-ing
I could not be halving you could not be halving he could not be halving we could not be halving you could not be halving they could not be halving
Perfect
I could not have halved you could not have halved he could not have halved we could not have halved you could not have halved they could not have halved
Perfect en V-ing
I could not have been halving you could not have been halving he could not have been halving we could not have been halving you could not have been halving they could not have been halving
Forme interrogative
Forme simple
could I halve? could you halve? could he halve? could we halve? could you halve? could they halve?
Forme en V-ing
could I be halving? could you be halving? could he be halving? could we be halving? could you be halving? could they be halving?
Perfect
could I have halved? could you have halved? could he have halved? could we have halved? could you have halved? could they have halved?
Perfect en V-ing
could I have been halving? could you have been halving? could he have been halving? could we have been halving? could you have been halving? could they have been halving?
Forme interro-négative
Forme simple
could I not halve? could you not halve? could he not halve? could we not halve? could you not halve? could they not halve?
Forme en V-ing
could I not be halving? could you not be halving? could he not be halving? could we not be halving? could you not be halving? could they not be halving?
Perfect
could I not have halved? could you not have halved? could he not have halved? could we not have halved? could you not have halved? could they not have halved?
Perfect en V-ing
could I not have been halving? could you not have been halving? could he not have been halving? could we not have been halving? could you not have been halving? could they not have been halving?