I could scheme you could scheme she could scheme we could scheme you could scheme they could scheme
Forme en V-ing
I could be scheming you could be scheming she could be scheming we could be scheming you could be scheming they could be scheming
Perfect
I could have schemed you could have schemed she could have schemed we could have schemed you could have schemed they could have schemed
Perfect en V-ing
I could have been scheming you could have been scheming she could have been scheming we could have been scheming you could have been scheming they could have been scheming
Négation
Forme simple
I could not scheme you could not scheme she could not scheme we could not scheme you could not scheme they could not scheme
Forme en V-ing
I could not be scheming you could not be scheming she could not be scheming we could not be scheming you could not be scheming they could not be scheming
Perfect
I could not have schemed you could not have schemed she could not have schemed we could not have schemed you could not have schemed they could not have schemed
Perfect en V-ing
I could not have been scheming you could not have been scheming she could not have been scheming we could not have been scheming you could not have been scheming they could not have been scheming
Forme interrogative
Forme simple
could I scheme? could you scheme? could she scheme? could we scheme? could you scheme? could they scheme?
Forme en V-ing
could I be scheming? could you be scheming? could she be scheming? could we be scheming? could you be scheming? could they be scheming?
Perfect
could I have schemed? could you have schemed? could she have schemed? could we have schemed? could you have schemed? could they have schemed?
Perfect en V-ing
could I have been scheming? could you have been scheming? could she have been scheming? could we have been scheming? could you have been scheming? could they have been scheming?
Forme interro-négative
Forme simple
could I not scheme? could you not scheme? could she not scheme? could we not scheme? could you not scheme? could they not scheme?
Forme en V-ing
could I not be scheming? could you not be scheming? could she not be scheming? could we not be scheming? could you not be scheming? could they not be scheming?
Perfect
could I not have schemed? could you not have schemed? could she not have schemed? could we not have schemed? could you not have schemed? could they not have schemed?
Perfect en V-ing
could I not have been scheming? could you not have been scheming? could she not have been scheming? could we not have been scheming? could you not have been scheming? could they not have been scheming?