I could cross-multiply you could cross-multiply he could cross-multiply we could cross-multiply you could cross-multiply they could cross-multiply
Forme en V-ing
I could be cross-multiplying you could be cross-multiplying he could be cross-multiplying we could be cross-multiplying you could be cross-multiplying they could be cross-multiplying
Perfect
I could have cross-multiplied you could have cross-multiplied he could have cross-multiplied we could have cross-multiplied you could have cross-multiplied they could have cross-multiplied
Perfect en V-ing
I could have been cross-multiplying you could have been cross-multiplying he could have been cross-multiplying we could have been cross-multiplying you could have been cross-multiplying they could have been cross-multiplying
Négation
Forme simple
I could not cross-multiply you could not cross-multiply he could not cross-multiply we could not cross-multiply you could not cross-multiply they could not cross-multiply
Forme en V-ing
I could not be cross-multiplying you could not be cross-multiplying he could not be cross-multiplying we could not be cross-multiplying you could not be cross-multiplying they could not be cross-multiplying
Perfect
I could not have cross-multiplied you could not have cross-multiplied he could not have cross-multiplied we could not have cross-multiplied you could not have cross-multiplied they could not have cross-multiplied
Perfect en V-ing
I could not have been cross-multiplying you could not have been cross-multiplying he could not have been cross-multiplying we could not have been cross-multiplying you could not have been cross-multiplying they could not have been cross-multiplying
Forme interrogative
Forme simple
could I cross-multiply? could you cross-multiply? could he cross-multiply? could we cross-multiply? could you cross-multiply? could they cross-multiply?
Forme en V-ing
could I be cross-multiplying? could you be cross-multiplying? could he be cross-multiplying? could we be cross-multiplying? could you be cross-multiplying? could they be cross-multiplying?
Perfect
could I have cross-multiplied? could you have cross-multiplied? could he have cross-multiplied? could we have cross-multiplied? could you have cross-multiplied? could they have cross-multiplied?
Perfect en V-ing
could I have been cross-multiplying? could you have been cross-multiplying? could he have been cross-multiplying? could we have been cross-multiplying? could you have been cross-multiplying? could they have been cross-multiplying?
Forme interro-négative
Forme simple
could I not cross-multiply? could you not cross-multiply? could he not cross-multiply? could we not cross-multiply? could you not cross-multiply? could they not cross-multiply?
Forme en V-ing
could I not be cross-multiplying? could you not be cross-multiplying? could he not be cross-multiplying? could we not be cross-multiplying? could you not be cross-multiplying? could they not be cross-multiplying?
Perfect
could I not have cross-multiplied? could you not have cross-multiplied? could he not have cross-multiplied? could we not have cross-multiplied? could you not have cross-multiplied? could they not have cross-multiplied?
Perfect en V-ing
could I not have been cross-multiplying? could you not have been cross-multiplying? could he not have been cross-multiplying? could we not have been cross-multiplying? could you not have been cross-multiplying? could they not have been cross-multiplying?