I could multiply you could multiply he could multiply we could multiply you could multiply they could multiply
Forma con V-ing
I could be multiplying you could be multiplying he could be multiplying we could be multiplying you could be multiplying they could be multiplying
Perfecto
I could have multiplied you could have multiplied he could have multiplied we could have multiplied you could have multiplied they could have multiplied
Perfecto con V-ing
I could have been multiplying you could have been multiplying he could have been multiplying we could have been multiplying you could have been multiplying they could have been multiplying
Negación
Forma simple
I couldn't multiply you couldn't multiply he couldn't multiply we couldn't multiply you couldn't multiply they couldn't multiply
Forma con V-ing
I couldn't be multiplying you couldn't be multiplying he couldn't be multiplying we couldn't be multiplying you couldn't be multiplying they couldn't be multiplying
Perfecto
I couldn't have multiplied you couldn't have multiplied he couldn't have multiplied we couldn't have multiplied you couldn't have multiplied they couldn't have multiplied
Perfecto con V-ing
I couldn't have been multiplying you couldn't have been multiplying he couldn't have been multiplying we couldn't have been multiplying you couldn't have been multiplying they couldn't have been multiplying
Forma interrogativa
Forma simple
could I multiply? could you multiply? could he multiply? could we multiply? could you multiply? could they multiply?
Forma con V-ing
could I be multiplying? could you be multiplying? could he be multiplying? could we be multiplying? could you be multiplying? could they be multiplying?
Perfecto
could I have multiplied? could you have multiplied? could he have multiplied? could we have multiplied? could you have multiplied? could they have multiplied?
Perfecto con V-ing
could I have been multiplying? could you have been multiplying? could he have been multiplying? could we have been multiplying? could you have been multiplying? could they have been multiplying?
Forma interro-negativa
Forma simple
couldn't I multiply? couldn't you multiply? couldn't he multiply? couldn't we multiply? couldn't you multiply? couldn't they multiply?
Forma con V-ing
couldn't I be multiplying? couldn't you be multiplying? couldn't he be multiplying? couldn't we be multiplying? couldn't you be multiplying? couldn't they be multiplying?
Perfecto
couldn't I have multiplied? couldn't you have multiplied? couldn't he have multiplied? couldn't we have multiplied? couldn't you have multiplied? couldn't they have multiplied?
Perfecto con V-ing
couldn't I have been multiplying? couldn't you have been multiplying? couldn't he have been multiplying? couldn't we have been multiplying? couldn't you have been multiplying? couldn't they have been multiplying?