can ko
Verbo regular: ko - koed- koed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can ko
you can ko
he can ko
we can ko
you can ko
they can ko 	I can be koing
you can be koing
he can be koing
we can be koing
you can be koing
they can be koing	I can have koed
you can have koed
he can have koed
we can have koed
you can have koed
they can have koed	I can have been koing
you can have been koing
he can have been koing
we can have been koing
you can have been koing
they can have been koing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot ko
you cannot ko
he cannot ko
we cannot ko
you cannot ko
they cannot ko 	I cannot be koing
you cannot be koing
he cannot be koing
we cannot be koing
you cannot be koing
they cannot be koing	I cannot have koed
you cannot have koed
he cannot have koed
we cannot have koed
you cannot have koed
they cannot have koed	I cannot have been koing
you cannot have been koing
he cannot have been koing
we cannot have been koing
you cannot have been koing
they cannot have been koing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I ko?
can you ko?
can he ko?
can we ko?
can you ko?
can they ko? 	can I be koing?
can you be koing?
can he be koing?
can we be koing?
can you be koing?
can they be koing? 	can I have koed?
can you have koed?
can he have koed?
can we have koed?
can you have koed?
can they have koed? 	can I have been koing?
can you have been koing?
can he have been koing?
can we have been koing?
can you have been koing?
can they have been koing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not ko?
can you not ko?
can he not ko?
can we not ko?
can you not ko?
can they not ko? 	can I not be koing?
can you not be koing?
can he not be koing?
can we not be koing?
can you not be koing?
can they not be koing? 	can I not have koed?
can you not have koed?
can he not have koed?
can we not have koed?
can you not have koed?
can they not have koed? 	can I not have been koing?
can you not have been koing?
can he not have been koing?
can we not have been koing?
can you not have been koing?
can they not have been koing?