English verb conjugation
SHOULD ILLUSTRATE

Regular verb: illustrate - illustrated - illustrated

Affirmation

Simple form	V-ing form
I'd illustrate you'd illustrate he'd illustrate we'd illustrate you'd illustrate they'd illustrate	I'd be illustrating you'd be illustrating he'd be illustrating we'd be illustrating you'd be illustrating they'd be illustrating
Perfect	V-ing perfect
I should've illustrated you should've illustrated he should've illustrated we should've illustrated you should've illustrated they should've illustrated	I should've been illustrating you should've been illustrating he should've been illustrating we should've been illustrating you should've been illustrating they should've been illustrating

Negation

Simple form	V-ing form
I shouldn't illustrate you shouldn't illustrate he shouldn't illustrate we shouldn't illustrate you shouldn't illustrate they shouldn't illustrate	I shouldn't be illustrating you shouldn't be illustrating he shouldn't be illustrating we shouldn't be illustrating you shouldn't be illustrating they shouldn't be illustrating
Perfect	V-ing perfect
I shouldn't have illustrated you shouldn't have illustrated he shouldn't have illustrated we shouldn't have illustrated you shouldn't have illustrated they shouldn't have illustrated	I shouldn't have been illustrating you shouldn't have been illustrating he shouldn't have been illustrating we shouldn't have been illustrating you shouldn't have been illustrating they shouldn't have been illustrating

Interrogative form

Simple form	V-ing form
should I illustrate? should you illustrate? should he illustrate? should we illustrate? should you illustrate? should they illustrate?	should I be illustrating? should you be illustrating? should he be illustrating? should we be illustrating? should you be illustrating? should they be illustrating?
Perfect	V-ing perfect
should I have illustrated? should you have illustrated? should he have illustrated? should we have illustrated? should you have illustrated? should they have illustrated?	should I have been illustrating? should you have been illustrating? should he have been illustrating? should we have been illustrating? should you have been illustrating? should they have been illustrating?

Interro-negative form

Simple form	V-ing form
shouldn't I illustrate? shouldn't you illustrate? shouldn't he illustrate? shouldn't we illustrate? shouldn't you illustrate? shouldn't they illustrate?	shouldn't I be illustrating? shouldn't you be illustrating? shouldn't he be illustrating? shouldn't we be illustrating? shouldn't you be illustrating? shouldn't they be illustrating?
Perfect	V-ing perfect
shouldn't I have illustrated? shouldn't you have illustrated? shouldn't he have illustrated? shouldn't we have illustrated? shouldn't you have illustrated? shouldn't they have illustrated?	shouldn't I have been illustrating? shouldn't you have been illustrating? shouldn't he have been illustrating? shouldn't we have been illustrating? shouldn't you have been illustrating? shouldn't they have been illustrating?