English verb conjugation
SHOULD SIUM

Regular verb: sium - siumed - siumed

Affirmation

Simple form	V-ing form
I should sium you should sium he should sium we should sium you should sium they should sium	I should be siuming you should be siuming he should be siuming we should be siuming you should be siuming they should be siuming
Perfect	V-ing perfect
I should have siumed you should have siumed he should have siumed we should have siumed you should have siumed they should have siumed	I should have been siuming you should have been siuming he should have been siuming we should have been siuming you should have been siuming they should have been siuming

Negation

Simple form	V-ing form
I should not sium you should not sium he should not sium we should not sium you should not sium they should not sium	I should not be siuming you should not be siuming he should not be siuming we should not be siuming you should not be siuming they should not be siuming
Perfect	V-ing perfect
I should not have siumed you should not have siumed he should not have siumed we should not have siumed you should not have siumed they should not have siumed	I should not have been siuming you should not have been siuming he should not have been siuming we should not have been siuming you should not have been siuming they should not have been siuming

Interrogative form

Simple form	V-ing form
should I sium? should you sium? should he sium? should we sium? should you sium? should they sium?	should I be siuming? should you be siuming? should he be siuming? should we be siuming? should you be siuming? should they be siuming?
Perfect	V-ing perfect
should I have siumed? should you have siumed? should he have siumed? should we have siumed? should you have siumed? should they have siumed?	should I have been siuming? should you have been siuming? should he have been siuming? should we have been siuming? should you have been siuming? should they have been siuming?

Interro-negative form

Simple form	V-ing form
should I not sium? should you not sium? should he not sium? should we not sium? should you not sium? should they not sium?	should I not be siuming? should you not be siuming? should he not be siuming? should we not be siuming? should you not be siuming? should they not be siuming?
Perfect	V-ing perfect
should I not have siumed? should you not have siumed? should he not have siumed? should we not have siumed? should you not have siumed? should they not have siumed?	should I not have been siuming? should you not have been siuming? should he not have been siuming? should we not have been siuming? should you not have been siuming? should they not have been siuming?