English verb conjugation
SHOULD REFRACT

Regular verb: refract - refracted - refracted

Affirmation

Simple form	V-ing form
I'd refract you'd refract he'd refract we'd refract you'd refract they'd refract	I'd be refracting you'd be refracting he'd be refracting we'd be refracting you'd be refracting they'd be refracting
Perfect	V-ing perfect
I should've refracted you should've refracted he should've refracted we should've refracted you should've refracted they should've refracted	I should've been refracting you should've been refracting he should've been refracting we should've been refracting you should've been refracting they should've been refracting

Negation

Simple form	V-ing form
I shouldn't refract you shouldn't refract he shouldn't refract we shouldn't refract you shouldn't refract they shouldn't refract	I shouldn't be refracting you shouldn't be refracting he shouldn't be refracting we shouldn't be refracting you shouldn't be refracting they shouldn't be refracting
Perfect	V-ing perfect
I shouldn't have refracted you shouldn't have refracted he shouldn't have refracted we shouldn't have refracted you shouldn't have refracted they shouldn't have refracted	I shouldn't have been refracting you shouldn't have been refracting he shouldn't have been refracting we shouldn't have been refracting you shouldn't have been refracting they shouldn't have been refracting

Interrogative form

Simple form	V-ing form
should I refract? should you refract? should he refract? should we refract? should you refract? should they refract?	should I be refracting? should you be refracting? should he be refracting? should we be refracting? should you be refracting? should they be refracting?
Perfect	V-ing perfect
should I have refracted? should you have refracted? should he have refracted? should we have refracted? should you have refracted? should they have refracted?	should I have been refracting? should you have been refracting? should he have been refracting? should we have been refracting? should you have been refracting? should they have been refracting?

Interro-negative form

Simple form	V-ing form
shouldn't I refract? shouldn't you refract? shouldn't he refract? shouldn't we refract? shouldn't you refract? shouldn't they refract?	shouldn't I be refracting? shouldn't you be refracting? shouldn't he be refracting? shouldn't we be refracting? shouldn't you be refracting? shouldn't they be refracting?
Perfect	V-ing perfect
shouldn't I have refracted? shouldn't you have refracted? shouldn't he have refracted? shouldn't we have refracted? shouldn't you have refracted? shouldn't they have refracted?	shouldn't I have been refracting? shouldn't you have been refracting? shouldn't he have been refracting? shouldn't we have been refracting? shouldn't you have been refracting? shouldn't they have been refracting?