English verb conjugation
SHOULD ASSIGN

Regular verb: assign - assigned - assigned

Affirmation

Simple form	V-ing form
I'd assign you'd assign he'd assign we'd assign you'd assign they'd assign	I'd be assigning you'd be assigning he'd be assigning we'd be assigning you'd be assigning they'd be assigning
Perfect	V-ing perfect
I should've assigned you should've assigned he should've assigned we should've assigned you should've assigned they should've assigned	I should've been assigning you should've been assigning he should've been assigning we should've been assigning you should've been assigning they should've been assigning

Negation

Simple form	V-ing form
I shouldn't assign you shouldn't assign he shouldn't assign we shouldn't assign you shouldn't assign they shouldn't assign	I shouldn't be assigning you shouldn't be assigning he shouldn't be assigning we shouldn't be assigning you shouldn't be assigning they shouldn't be assigning
Perfect	V-ing perfect
I shouldn't have assigned you shouldn't have assigned he shouldn't have assigned we shouldn't have assigned you shouldn't have assigned they shouldn't have assigned	I shouldn't have been assigning you shouldn't have been assigning he shouldn't have been assigning we shouldn't have been assigning you shouldn't have been assigning they shouldn't have been assigning

Interrogative form

Simple form	V-ing form
should I assign? should you assign? should he assign? should we assign? should you assign? should they assign?	should I be assigning? should you be assigning? should he be assigning? should we be assigning? should you be assigning? should they be assigning?
Perfect	V-ing perfect
should I have assigned? should you have assigned? should he have assigned? should we have assigned? should you have assigned? should they have assigned?	should I have been assigning? should you have been assigning? should he have been assigning? should we have been assigning? should you have been assigning? should they have been assigning?

Interro-negative form

Simple form	V-ing form
shouldn't I assign? shouldn't you assign? shouldn't he assign? shouldn't we assign? shouldn't you assign? shouldn't they assign?	shouldn't I be assigning? shouldn't you be assigning? shouldn't he be assigning? shouldn't we be assigning? shouldn't you be assigning? shouldn't they be assigning?
Perfect	V-ing perfect
shouldn't I have assigned? shouldn't you have assigned? shouldn't he have assigned? shouldn't we have assigned? shouldn't you have assigned? shouldn't they have assigned?	shouldn't I have been assigning? shouldn't you have been assigning? shouldn't he have been assigning? shouldn't we have been assigning? shouldn't you have been assigning? shouldn't they have been assigning?