English verb conjugation
SHOULD POISON

Regular verb: poison - poisoned - poisoned

Affirmation

Simple form	V-ing form
I should poison you should poison he should poison we should poison you should poison they should poison	I should be poisoning you should be poisoning he should be poisoning we should be poisoning you should be poisoning they should be poisoning
Perfect	V-ing perfect
I should have poisoned you should have poisoned he should have poisoned we should have poisoned you should have poisoned they should have poisoned	I should have been poisoning you should have been poisoning he should have been poisoning we should have been poisoning you should have been poisoning they should have been poisoning

Negation

Simple form	V-ing form
I should not poison you should not poison he should not poison we should not poison you should not poison they should not poison	I should not be poisoning you should not be poisoning he should not be poisoning we should not be poisoning you should not be poisoning they should not be poisoning
Perfect	V-ing perfect
I should not have poisoned you should not have poisoned he should not have poisoned we should not have poisoned you should not have poisoned they should not have poisoned	I should not have been poisoning you should not have been poisoning he should not have been poisoning we should not have been poisoning you should not have been poisoning they should not have been poisoning

Interrogative form

Simple form	V-ing form
should I poison? should you poison? should he poison? should we poison? should you poison? should they poison?	should I be poisoning? should you be poisoning? should he be poisoning? should we be poisoning? should you be poisoning? should they be poisoning?
Perfect	V-ing perfect
should I have poisoned? should you have poisoned? should he have poisoned? should we have poisoned? should you have poisoned? should they have poisoned?	should I have been poisoning? should you have been poisoning? should he have been poisoning? should we have been poisoning? should you have been poisoning? should they have been poisoning?

Interro-negative form

Simple form	V-ing form
should I not poison? should you not poison? should he not poison? should we not poison? should you not poison? should they not poison?	should I not be poisoning? should you not be poisoning? should he not be poisoning? should we not be poisoning? should you not be poisoning? should they not be poisoning?
Perfect	V-ing perfect
should I not have poisoned? should you not have poisoned? should he not have poisoned? should we not have poisoned? should you not have poisoned? should they not have poisoned?	should I not have been poisoning? should you not have been poisoning? should he not have been poisoning? should we not have been poisoning? should you not have been poisoning? should they not have been poisoning?