I can poison you can poison she can poison we can poison you can poison they can poison
Forma con V-ing
I can be poisoning you can be poisoning she can be poisoning we can be poisoning you can be poisoning they can be poisoning
Perfecto
I can have poisoned you can have poisoned she can have poisoned we can have poisoned you can have poisoned they can have poisoned
Perfecto con V-ing
I can have been poisoning you can have been poisoning she can have been poisoning we can have been poisoning you can have been poisoning they can have been poisoning
Negación
Forma simple
I cannot poison you cannot poison she cannot poison we cannot poison you cannot poison they cannot poison
Forma con V-ing
I cannot be poisoning you cannot be poisoning she cannot be poisoning we cannot be poisoning you cannot be poisoning they cannot be poisoning
Perfecto
I cannot have poisoned you cannot have poisoned she cannot have poisoned we cannot have poisoned you cannot have poisoned they cannot have poisoned
Perfecto con V-ing
I cannot have been poisoning you cannot have been poisoning she cannot have been poisoning we cannot have been poisoning you cannot have been poisoning they cannot have been poisoning
Forma interrogativa
Forma simple
can I poison? can you poison? can she poison? can we poison? can you poison? can they poison?
Forma con V-ing
can I be poisoning? can you be poisoning? can she be poisoning? can we be poisoning? can you be poisoning? can they be poisoning?
Perfecto
can I have poisoned? can you have poisoned? can she have poisoned? can we have poisoned? can you have poisoned? can they have poisoned?
Perfecto con V-ing
can I have been poisoning? can you have been poisoning? can she have been poisoning? can we have been poisoning? can you have been poisoning? can they have been poisoning?
Forma interro-negativa
Forma simple
can I not poison? can you not poison? can she not poison? can we not poison? can you not poison? can they not poison?
Forma con V-ing
can I not be poisoning? can you not be poisoning? can she not be poisoning? can we not be poisoning? can you not be poisoning? can they not be poisoning?
Perfecto
can I not have poisoned? can you not have poisoned? can she not have poisoned? can we not have poisoned? can you not have poisoned? can they not have poisoned?
Perfecto con V-ing
can I not have been poisoning? can you not have been poisoning? can she not have been poisoning? can we not have been poisoning? can you not have been poisoning? can they not have been poisoning?