English verb conjugation
SHOULD STARE

Regular verb: stare - stared - stared

Affirmation

Simple form	V-ing form
I'd stare you'd stare he'd stare we'd stare you'd stare they'd stare	I'd be staring you'd be staring he'd be staring we'd be staring you'd be staring they'd be staring
Perfect	V-ing perfect
I should've stared you should've stared he should've stared we should've stared you should've stared they should've stared	I should've been staring you should've been staring he should've been staring we should've been staring you should've been staring they should've been staring

Negation

Simple form	V-ing form
I shouldn't stare you shouldn't stare he shouldn't stare we shouldn't stare you shouldn't stare they shouldn't stare	I shouldn't be staring you shouldn't be staring he shouldn't be staring we shouldn't be staring you shouldn't be staring they shouldn't be staring
Perfect	V-ing perfect
I shouldn't have stared you shouldn't have stared he shouldn't have stared we shouldn't have stared you shouldn't have stared they shouldn't have stared	I shouldn't have been staring you shouldn't have been staring he shouldn't have been staring we shouldn't have been staring you shouldn't have been staring they shouldn't have been staring

Interrogative form

Simple form	V-ing form
should I stare? should you stare? should he stare? should we stare? should you stare? should they stare?	should I be staring? should you be staring? should he be staring? should we be staring? should you be staring? should they be staring?
Perfect	V-ing perfect
should I have stared? should you have stared? should he have stared? should we have stared? should you have stared? should they have stared?	should I have been staring? should you have been staring? should he have been staring? should we have been staring? should you have been staring? should they have been staring?

Interro-negative form

Simple form	V-ing form
shouldn't I stare? shouldn't you stare? shouldn't he stare? shouldn't we stare? shouldn't you stare? shouldn't they stare?	shouldn't I be staring? shouldn't you be staring? shouldn't he be staring? shouldn't we be staring? shouldn't you be staring? shouldn't they be staring?
Perfect	V-ing perfect
shouldn't I have stared? shouldn't you have stared? shouldn't he have stared? shouldn't we have stared? shouldn't you have stared? shouldn't they have stared?	shouldn't I have been staring? shouldn't you have been staring? shouldn't he have been staring? shouldn't we have been staring? shouldn't you have been staring? shouldn't they have been staring?