English verb conjugation
SHOULD SENTINEL

Regular verb: sentinel - sentineled - sentineled

Affirmation

Simple form	V-ing form
I'd sentinel you'd sentinel he'd sentinel we'd sentinel you'd sentinel they'd sentinel	I'd be sentineling you'd be sentineling he'd be sentineling we'd be sentineling you'd be sentineling they'd be sentineling
Perfect	V-ing perfect
I should've sentineled you should've sentineled he should've sentineled we should've sentineled you should've sentineled they should've sentineled	I should've been sentineling you should've been sentineling he should've been sentineling we should've been sentineling you should've been sentineling they should've been sentineling

Negation

Simple form	V-ing form
I shouldn't sentinel you shouldn't sentinel he shouldn't sentinel we shouldn't sentinel you shouldn't sentinel they shouldn't sentinel	I shouldn't be sentineling you shouldn't be sentineling he shouldn't be sentineling we shouldn't be sentineling you shouldn't be sentineling they shouldn't be sentineling
Perfect	V-ing perfect
I shouldn't have sentineled you shouldn't have sentineled he shouldn't have sentineled we shouldn't have sentineled you shouldn't have sentineled they shouldn't have sentineled	I shouldn't have been sentineling you shouldn't have been sentineling he shouldn't have been sentineling we shouldn't have been sentineling you shouldn't have been sentineling they shouldn't have been sentineling

Interrogative form

Simple form	V-ing form
should I sentinel? should you sentinel? should he sentinel? should we sentinel? should you sentinel? should they sentinel?	should I be sentineling? should you be sentineling? should he be sentineling? should we be sentineling? should you be sentineling? should they be sentineling?
Perfect	V-ing perfect
should I have sentineled? should you have sentineled? should he have sentineled? should we have sentineled? should you have sentineled? should they have sentineled?	should I have been sentineling? should you have been sentineling? should he have been sentineling? should we have been sentineling? should you have been sentineling? should they have been sentineling?

Interro-negative form

Simple form	V-ing form
shouldn't I sentinel? shouldn't you sentinel? shouldn't he sentinel? shouldn't we sentinel? shouldn't you sentinel? shouldn't they sentinel?	shouldn't I be sentineling? shouldn't you be sentineling? shouldn't he be sentineling? shouldn't we be sentineling? shouldn't you be sentineling? shouldn't they be sentineling?
Perfect	V-ing perfect
shouldn't I have sentineled? shouldn't you have sentineled? shouldn't he have sentineled? shouldn't we have sentineled? shouldn't you have sentineled? shouldn't they have sentineled?	shouldn't I have been sentineling? shouldn't you have been sentineling? shouldn't he have been sentineling? shouldn't we have been sentineling? shouldn't you have been sentineling? shouldn't they have been sentineling?