English verb conjugation
SHOULD BRUSH

Regular verb: brush - brushed - brushed

Affirmation

Simple form	V-ing form
I'd brush you'd brush he'd brush we'd brush you'd brush they'd brush	I'd be brushing you'd be brushing he'd be brushing we'd be brushing you'd be brushing they'd be brushing
Perfect	V-ing perfect
I should've brushed you should've brushed he should've brushed we should've brushed you should've brushed they should've brushed	I should've been brushing you should've been brushing he should've been brushing we should've been brushing you should've been brushing they should've been brushing

Negation

Simple form	V-ing form
I shouldn't brush you shouldn't brush he shouldn't brush we shouldn't brush you shouldn't brush they shouldn't brush	I shouldn't be brushing you shouldn't be brushing he shouldn't be brushing we shouldn't be brushing you shouldn't be brushing they shouldn't be brushing
Perfect	V-ing perfect
I shouldn't have brushed you shouldn't have brushed he shouldn't have brushed we shouldn't have brushed you shouldn't have brushed they shouldn't have brushed	I shouldn't have been brushing you shouldn't have been brushing he shouldn't have been brushing we shouldn't have been brushing you shouldn't have been brushing they shouldn't have been brushing

Interrogative form

Simple form	V-ing form
should I brush? should you brush? should he brush? should we brush? should you brush? should they brush?	should I be brushing? should you be brushing? should he be brushing? should we be brushing? should you be brushing? should they be brushing?
Perfect	V-ing perfect
should I have brushed? should you have brushed? should he have brushed? should we have brushed? should you have brushed? should they have brushed?	should I have been brushing? should you have been brushing? should he have been brushing? should we have been brushing? should you have been brushing? should they have been brushing?

Interro-negative form

Simple form	V-ing form
shouldn't I brush? shouldn't you brush? shouldn't he brush? shouldn't we brush? shouldn't you brush? shouldn't they brush?	shouldn't I be brushing? shouldn't you be brushing? shouldn't he be brushing? shouldn't we be brushing? shouldn't you be brushing? shouldn't they be brushing?
Perfect	V-ing perfect
shouldn't I have brushed? shouldn't you have brushed? shouldn't he have brushed? shouldn't we have brushed? shouldn't you have brushed? shouldn't they have brushed?	shouldn't I have been brushing? shouldn't you have been brushing? shouldn't he have been brushing? shouldn't we have been brushing? shouldn't you have been brushing? shouldn't they have been brushing?