English verb conjugation
SHOULD AVER

Regular verb: aver - averred - averred

Affirmation

Simple form	V-ing form
I'd aver you'd aver she'd aver we'd aver you'd aver they'd aver	I'd be averring you'd be averring she'd be averring we'd be averring you'd be averring they'd be averring
Perfect	V-ing perfect
I should've averred you should've averred she should've averred we should've averred you should've averred they should've averred	I should've been averring you should've been averring she should've been averring we should've been averring you should've been averring they should've been averring

Negation

Simple form	V-ing form
I shouldn't aver you shouldn't aver she shouldn't aver we shouldn't aver you shouldn't aver they shouldn't aver	I shouldn't be averring you shouldn't be averring she shouldn't be averring we shouldn't be averring you shouldn't be averring they shouldn't be averring
Perfect	V-ing perfect
I shouldn't have averred you shouldn't have averred she shouldn't have averred we shouldn't have averred you shouldn't have averred they shouldn't have averred	I shouldn't have been averring you shouldn't have been averring she shouldn't have been averring we shouldn't have been averring you shouldn't have been averring they shouldn't have been averring

Interrogative form

Simple form	V-ing form
should I aver? should you aver? should she aver? should we aver? should you aver? should they aver?	should I be averring? should you be averring? should she be averring? should we be averring? should you be averring? should they be averring?
Perfect	V-ing perfect
should I have averred? should you have averred? should she have averred? should we have averred? should you have averred? should they have averred?	should I have been averring? should you have been averring? should she have been averring? should we have been averring? should you have been averring? should they have been averring?

Interro-negative form

Simple form	V-ing form
shouldn't I aver? shouldn't you aver? shouldn't she aver? shouldn't we aver? shouldn't you aver? shouldn't they aver?	shouldn't I be averring? shouldn't you be averring? shouldn't she be averring? shouldn't we be averring? shouldn't you be averring? shouldn't they be averring?
Perfect	V-ing perfect
shouldn't I have averred? shouldn't you have averred? shouldn't she have averred? shouldn't we have averred? shouldn't you have averred? shouldn't they have averred?	shouldn't I have been averring? shouldn't you have been averring? shouldn't she have been averring? shouldn't we have been averring? shouldn't you have been averring? shouldn't they have been averring?