I can seine you can seine he can seine we can seine you can seine they can seine
Forma con V-ing
I can be seining you can be seining he can be seining we can be seining you can be seining they can be seining
Perfecto
I can have seined you can have seined he can have seined we can have seined you can have seined they can have seined
Perfecto con V-ing
I can have been seining you can have been seining he can have been seining we can have been seining you can have been seining they can have been seining
Negación
Forma simple
I cannot seine you cannot seine he cannot seine we cannot seine you cannot seine they cannot seine
Forma con V-ing
I cannot be seining you cannot be seining he cannot be seining we cannot be seining you cannot be seining they cannot be seining
Perfecto
I cannot have seined you cannot have seined he cannot have seined we cannot have seined you cannot have seined they cannot have seined
Perfecto con V-ing
I cannot have been seining you cannot have been seining he cannot have been seining we cannot have been seining you cannot have been seining they cannot have been seining
Forma interrogativa
Forma simple
can I seine? can you seine? can he seine? can we seine? can you seine? can they seine?
Forma con V-ing
can I be seining? can you be seining? can he be seining? can we be seining? can you be seining? can they be seining?
Perfecto
can I have seined? can you have seined? can he have seined? can we have seined? can you have seined? can they have seined?
Perfecto con V-ing
can I have been seining? can you have been seining? can he have been seining? can we have been seining? can you have been seining? can they have been seining?
Forma interro-negativa
Forma simple
can I not seine? can you not seine? can he not seine? can we not seine? can you not seine? can they not seine?
Forma con V-ing
can I not be seining? can you not be seining? can he not be seining? can we not be seining? can you not be seining? can they not be seining?
Perfecto
can I not have seined? can you not have seined? can he not have seined? can we not have seined? can you not have seined? can they not have seined?
Perfecto con V-ing
can I not have been seining? can you not have been seining? can he not have been seining? can we not have been seining? can you not have been seining? can they not have been seining?