English verb conjugation
SHOULD DRAB

Regular verb: drab - drabed - drabed

Affirmation

Simple form	V-ing form
I'd drab you'd drab he'd drab we'd drab you'd drab they'd drab	I'd be drabing you'd be drabing he'd be drabing we'd be drabing you'd be drabing they'd be drabing
Perfect	V-ing perfect
I should've drabed you should've drabed he should've drabed we should've drabed you should've drabed they should've drabed	I should've been drabing you should've been drabing he should've been drabing we should've been drabing you should've been drabing they should've been drabing

Negation

Simple form	V-ing form
I shouldn't drab you shouldn't drab he shouldn't drab we shouldn't drab you shouldn't drab they shouldn't drab	I shouldn't be drabing you shouldn't be drabing he shouldn't be drabing we shouldn't be drabing you shouldn't be drabing they shouldn't be drabing
Perfect	V-ing perfect
I shouldn't have drabed you shouldn't have drabed he shouldn't have drabed we shouldn't have drabed you shouldn't have drabed they shouldn't have drabed	I shouldn't have been drabing you shouldn't have been drabing he shouldn't have been drabing we shouldn't have been drabing you shouldn't have been drabing they shouldn't have been drabing

Interrogative form

Simple form	V-ing form
should I drab? should you drab? should he drab? should we drab? should you drab? should they drab?	should I be drabing? should you be drabing? should he be drabing? should we be drabing? should you be drabing? should they be drabing?
Perfect	V-ing perfect
should I have drabed? should you have drabed? should he have drabed? should we have drabed? should you have drabed? should they have drabed?	should I have been drabing? should you have been drabing? should he have been drabing? should we have been drabing? should you have been drabing? should they have been drabing?

Interro-negative form

Simple form	V-ing form
shouldn't I drab? shouldn't you drab? shouldn't he drab? shouldn't we drab? shouldn't you drab? shouldn't they drab?	shouldn't I be drabing? shouldn't you be drabing? shouldn't he be drabing? shouldn't we be drabing? shouldn't you be drabing? shouldn't they be drabing?
Perfect	V-ing perfect
shouldn't I have drabed? shouldn't you have drabed? shouldn't he have drabed? shouldn't we have drabed? shouldn't you have drabed? shouldn't they have drabed?	shouldn't I have been drabing? shouldn't you have been drabing? shouldn't he have been drabing? shouldn't we have been drabing? shouldn't you have been drabing? shouldn't they have been drabing?