can krass
Verbe régulier : krass - krassed- krassed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can krass
you can krass
she can krass
we can krass
you can krass
they can krass 	I can be krassing
you can be krassing
she can be krassing
we can be krassing
you can be krassing
they can be krassing	I can have krassed
you can have krassed
she can have krassed
we can have krassed
you can have krassed
they can have krassed	I can have been krassing
you can have been krassing
she can have been krassing
we can have been krassing
you can have been krassing
they can have been krassing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can't krass
you can't krass
she can't krass
we can't krass
you can't krass
they can't krass 	I can't be krassing
you can't be krassing
she can't be krassing
we can't be krassing
you can't be krassing
they can't be krassing	I can't have krassed
you can't have krassed
she can't have krassed
we can't have krassed
you can't have krassed
they can't have krassed	I can't have been krassing
you can't have been krassing
she can't have been krassing
we can't have been krassing
you can't have been krassing
they can't have been krassing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I krass?
can you krass?
can she krass?
can we krass?
can you krass?
can they krass? 	can I be krassing?
can you be krassing?
can she be krassing?
can we be krassing?
can you be krassing?
can they be krassing? 	can I have krassed?
can you have krassed?
can she have krassed?
can we have krassed?
can you have krassed?
can they have krassed? 	can I have been krassing?
can you have been krassing?
can she have been krassing?
can we have been krassing?
can you have been krassing?
can they have been krassing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can't I krass?
can't you krass?
can't she krass?
can't we krass?
can't you krass?
can't they krass? 	can't I be krassing?
can't you be krassing?
can't she be krassing?
can't we be krassing?
can't you be krassing?
can't they be krassing? 	can't I have krassed?
can't you have krassed?
can't she have krassed?
can't we have krassed?
can't you have krassed?
can't they have krassed? 	can't I have been krassing?
can't you have been krassing?
can't she have been krassing?
can't we have been krassing?
can't you have been krassing?
can't they have been krassing?