English verb conjugation
SHOULD AGGRADE

Regular verb: aggrade - aggraded - aggraded

Affirmation

Simple form	V-ing form
I'd aggrade you'd aggrade he'd aggrade we'd aggrade you'd aggrade they'd aggrade	I'd be aggrading you'd be aggrading he'd be aggrading we'd be aggrading you'd be aggrading they'd be aggrading
Perfect	V-ing perfect
I should've aggraded you should've aggraded he should've aggraded we should've aggraded you should've aggraded they should've aggraded	I should've been aggrading you should've been aggrading he should've been aggrading we should've been aggrading you should've been aggrading they should've been aggrading

Negation

Simple form	V-ing form
I shouldn't aggrade you shouldn't aggrade he shouldn't aggrade we shouldn't aggrade you shouldn't aggrade they shouldn't aggrade	I shouldn't be aggrading you shouldn't be aggrading he shouldn't be aggrading we shouldn't be aggrading you shouldn't be aggrading they shouldn't be aggrading
Perfect	V-ing perfect
I shouldn't have aggraded you shouldn't have aggraded he shouldn't have aggraded we shouldn't have aggraded you shouldn't have aggraded they shouldn't have aggraded	I shouldn't have been aggrading you shouldn't have been aggrading he shouldn't have been aggrading we shouldn't have been aggrading you shouldn't have been aggrading they shouldn't have been aggrading

Interrogative form

Simple form	V-ing form
should I aggrade? should you aggrade? should he aggrade? should we aggrade? should you aggrade? should they aggrade?	should I be aggrading? should you be aggrading? should he be aggrading? should we be aggrading? should you be aggrading? should they be aggrading?
Perfect	V-ing perfect
should I have aggraded? should you have aggraded? should he have aggraded? should we have aggraded? should you have aggraded? should they have aggraded?	should I have been aggrading? should you have been aggrading? should he have been aggrading? should we have been aggrading? should you have been aggrading? should they have been aggrading?

Interro-negative form

Simple form	V-ing form
shouldn't I aggrade? shouldn't you aggrade? shouldn't he aggrade? shouldn't we aggrade? shouldn't you aggrade? shouldn't they aggrade?	shouldn't I be aggrading? shouldn't you be aggrading? shouldn't he be aggrading? shouldn't we be aggrading? shouldn't you be aggrading? shouldn't they be aggrading?
Perfect	V-ing perfect
shouldn't I have aggraded? shouldn't you have aggraded? shouldn't he have aggraded? shouldn't we have aggraded? shouldn't you have aggraded? shouldn't they have aggraded?	shouldn't I have been aggrading? shouldn't you have been aggrading? shouldn't he have been aggrading? shouldn't we have been aggrading? shouldn't you have been aggrading? shouldn't they have been aggrading?