English verb conjugation
SHOULD LIST

Regular verb: list - listed - listed

Affirmation

Simple form	V-ing form
I should list you should list he should list we should list you should list they should list	I should be listing you should be listing he should be listing we should be listing you should be listing they should be listing
Perfect	V-ing perfect
I should have listed you should have listed he should have listed we should have listed you should have listed they should have listed	I should have been listing you should have been listing he should have been listing we should have been listing you should have been listing they should have been listing

Negation

Simple form	V-ing form
I should not list you should not list he should not list we should not list you should not list they should not list	I should not be listing you should not be listing he should not be listing we should not be listing you should not be listing they should not be listing
Perfect	V-ing perfect
I should not have listed you should not have listed he should not have listed we should not have listed you should not have listed they should not have listed	I should not have been listing you should not have been listing he should not have been listing we should not have been listing you should not have been listing they should not have been listing

Interrogative form

Simple form	V-ing form
should I list? should you list? should he list? should we list? should you list? should they list?	should I be listing? should you be listing? should he be listing? should we be listing? should you be listing? should they be listing?
Perfect	V-ing perfect
should I have listed? should you have listed? should he have listed? should we have listed? should you have listed? should they have listed?	should I have been listing? should you have been listing? should he have been listing? should we have been listing? should you have been listing? should they have been listing?

Interro-negative form

Simple form	V-ing form
should I not list? should you not list? should he not list? should we not list? should you not list? should they not list?	should I not be listing? should you not be listing? should he not be listing? should we not be listing? should you not be listing? should they not be listing?
Perfect	V-ing perfect
should I not have listed? should you not have listed? should he not have listed? should we not have listed? should you not have listed? should they not have listed?	should I not have been listing? should you not have been listing? should he not have been listing? should we not have been listing? should you not have been listing? should they not have been listing?