English verb conjugation
SHOULD FLAW

Regular verb: flaw - flawed - flawed

Affirmation

Simple form	V-ing form
I'd flaw you'd flaw he'd flaw we'd flaw you'd flaw they'd flaw	I'd be flawing you'd be flawing he'd be flawing we'd be flawing you'd be flawing they'd be flawing
Perfect	V-ing perfect
I should've flawed you should've flawed he should've flawed we should've flawed you should've flawed they should've flawed	I should've been flawing you should've been flawing he should've been flawing we should've been flawing you should've been flawing they should've been flawing

Negation

Simple form	V-ing form
I shouldn't flaw you shouldn't flaw he shouldn't flaw we shouldn't flaw you shouldn't flaw they shouldn't flaw	I shouldn't be flawing you shouldn't be flawing he shouldn't be flawing we shouldn't be flawing you shouldn't be flawing they shouldn't be flawing
Perfect	V-ing perfect
I shouldn't have flawed you shouldn't have flawed he shouldn't have flawed we shouldn't have flawed you shouldn't have flawed they shouldn't have flawed	I shouldn't have been flawing you shouldn't have been flawing he shouldn't have been flawing we shouldn't have been flawing you shouldn't have been flawing they shouldn't have been flawing

Interrogative form

Simple form	V-ing form
should I flaw? should you flaw? should he flaw? should we flaw? should you flaw? should they flaw?	should I be flawing? should you be flawing? should he be flawing? should we be flawing? should you be flawing? should they be flawing?
Perfect	V-ing perfect
should I have flawed? should you have flawed? should he have flawed? should we have flawed? should you have flawed? should they have flawed?	should I have been flawing? should you have been flawing? should he have been flawing? should we have been flawing? should you have been flawing? should they have been flawing?

Interro-negative form

Simple form	V-ing form
shouldn't I flaw? shouldn't you flaw? shouldn't he flaw? shouldn't we flaw? shouldn't you flaw? shouldn't they flaw?	shouldn't I be flawing? shouldn't you be flawing? shouldn't he be flawing? shouldn't we be flawing? shouldn't you be flawing? shouldn't they be flawing?
Perfect	V-ing perfect
shouldn't I have flawed? shouldn't you have flawed? shouldn't he have flawed? shouldn't we have flawed? shouldn't you have flawed? shouldn't they have flawed?	shouldn't I have been flawing? shouldn't you have been flawing? shouldn't he have been flawing? shouldn't we have been flawing? shouldn't you have been flawing? shouldn't they have been flawing?