should drab
Regular verb: drab - drabed- drabed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd drab
you'd drab
she'd drab
we'd drab
you'd drab
they'd drab 	I'd be drabing
you'd be drabing
she'd be drabing
we'd be drabing
you'd be drabing
they'd be drabing	I should've drabed
you should've drabed
she 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
she 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 	Perfect 	V-ing perfect 	
I shouldn't drab
you shouldn't drab
she 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
she shouldn't be drabing
we shouldn't be drabing
you shouldn't be drabing
they shouldn't be drabing	I shouldn't have drabed
you shouldn't have drabed
she 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
she 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 	Perfect 	V-ing perfect 	
should I drab?
should you drab?
should she drab?
should we drab?
should you drab?
should they drab? 	should I be drabing?
should you be drabing?
should she be drabing?
should we be drabing?
should you be drabing?
should they be drabing? 	should I have drabed?
should you have drabed?
should she 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 she 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 	Perfect 	V-ing perfect 	
shouldn't I drab?
shouldn't you drab?
shouldn't she 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 she be drabing?
shouldn't we be drabing?
shouldn't you be drabing?
shouldn't they be drabing? 	shouldn't I have drabed?
shouldn't you have drabed?
shouldn't she 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 she have been drabing?
shouldn't we have been drabing?
shouldn't you have been drabing?
shouldn't they have been drabing?