should krass
Verbo regular: krass - krassed- krassed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd krass
you'd krass
she'd krass
we'd krass
you'd krass
they'd krass 	I'd be krassing
you'd be krassing
she'd be krassing
we'd be krassing
you'd be krassing
they'd be krassing	I should've krassed
you should've krassed
she should've krassed
we should've krassed
you should've krassed
they should've krassed	I should've been krassing
you should've been krassing
she should've been krassing
we should've been krassing
you should've been krassing
they should've been krassing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't krass
you shouldn't krass
she shouldn't krass
we shouldn't krass
you shouldn't krass
they shouldn't krass 	I shouldn't be krassing
you shouldn't be krassing
she shouldn't be krassing
we shouldn't be krassing
you shouldn't be krassing
they shouldn't be krassing	I shouldn't have krassed
you shouldn't have krassed
she shouldn't have krassed
we shouldn't have krassed
you shouldn't have krassed
they shouldn't have krassed	I shouldn't have been krassing
you shouldn't have been krassing
she shouldn't have been krassing
we shouldn't have been krassing
you shouldn't have been krassing
they shouldn't have been krassing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I krass?
should you krass?
should she krass?
should we krass?
should you krass?
should they krass? 	should I be krassing?
should you be krassing?
should she be krassing?
should we be krassing?
should you be krassing?
should they be krassing? 	should I have krassed?
should you have krassed?
should she have krassed?
should we have krassed?
should you have krassed?
should they have krassed? 	should I have been krassing?
should you have been krassing?
should she have been krassing?
should we have been krassing?
should you have been krassing?
should they have been krassing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I krass?
shouldn't you krass?
shouldn't she krass?
shouldn't we krass?
shouldn't you krass?
shouldn't they krass? 	shouldn't I be krassing?
shouldn't you be krassing?
shouldn't she be krassing?
shouldn't we be krassing?
shouldn't you be krassing?
shouldn't they be krassing? 	shouldn't I have krassed?
shouldn't you have krassed?
shouldn't she have krassed?
shouldn't we have krassed?
shouldn't you have krassed?
shouldn't they have krassed? 	shouldn't I have been krassing?
shouldn't you have been krassing?
shouldn't she have been krassing?
shouldn't we have been krassing?
shouldn't you have been krassing?
shouldn't they have been krassing?