English verb conjugation
SHOULD DECAY

Regular verb: decay - decayed - decayed

Affirmation

Simple form	V-ing form
I should decay you should decay he should decay we should decay you should decay they should decay	I should be decaying you should be decaying he should be decaying we should be decaying you should be decaying they should be decaying
Perfect	V-ing perfect
I should have decayed you should have decayed he should have decayed we should have decayed you should have decayed they should have decayed	I should have been decaying you should have been decaying he should have been decaying we should have been decaying you should have been decaying they should have been decaying

Negation

Simple form	V-ing form
I should not decay you should not decay he should not decay we should not decay you should not decay they should not decay	I should not be decaying you should not be decaying he should not be decaying we should not be decaying you should not be decaying they should not be decaying
Perfect	V-ing perfect
I should not have decayed you should not have decayed he should not have decayed we should not have decayed you should not have decayed they should not have decayed	I should not have been decaying you should not have been decaying he should not have been decaying we should not have been decaying you should not have been decaying they should not have been decaying

Interrogative form

Simple form	V-ing form
should I decay? should you decay? should he decay? should we decay? should you decay? should they decay?	should I be decaying? should you be decaying? should he be decaying? should we be decaying? should you be decaying? should they be decaying?
Perfect	V-ing perfect
should I have decayed? should you have decayed? should he have decayed? should we have decayed? should you have decayed? should they have decayed?	should I have been decaying? should you have been decaying? should he have been decaying? should we have been decaying? should you have been decaying? should they have been decaying?

Interro-negative form

Simple form	V-ing form
should I not decay? should you not decay? should he not decay? should we not decay? should you not decay? should they not decay?	should I not be decaying? should you not be decaying? should he not be decaying? should we not be decaying? should you not be decaying? should they not be decaying?
Perfect	V-ing perfect
should I not have decayed? should you not have decayed? should he not have decayed? should we not have decayed? should you not have decayed? should they not have decayed?	should I not have been decaying? should you not have been decaying? should he not have been decaying? should we not have been decaying? should you not have been decaying? should they not have been decaying?