can kill
Verbo regular: kill - killed- killed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can kill
you can kill
he can kill
we can kill
you can kill
they can kill 	I can be killing
you can be killing
he can be killing
we can be killing
you can be killing
they can be killing	I can have killed
you can have killed
he can have killed
we can have killed
you can have killed
they can have killed	I can have been killing
you can have been killing
he can have been killing
we can have been killing
you can have been killing
they can have been killing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't kill
you can't kill
he can't kill
we can't kill
you can't kill
they can't kill 	I can't be killing
you can't be killing
he can't be killing
we can't be killing
you can't be killing
they can't be killing	I can't have killed
you can't have killed
he can't have killed
we can't have killed
you can't have killed
they can't have killed	I can't have been killing
you can't have been killing
he can't have been killing
we can't have been killing
you can't have been killing
they can't have been killing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I kill?
can you kill?
can he kill?
can we kill?
can you kill?
can they kill? 	can I be killing?
can you be killing?
can he be killing?
can we be killing?
can you be killing?
can they be killing? 	can I have killed?
can you have killed?
can he have killed?
can we have killed?
can you have killed?
can they have killed? 	can I have been killing?
can you have been killing?
can he have been killing?
can we have been killing?
can you have been killing?
can they have been killing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I kill?
can't you kill?
can't he kill?
can't we kill?
can't you kill?
can't they kill? 	can't I be killing?
can't you be killing?
can't he be killing?
can't we be killing?
can't you be killing?
can't they be killing? 	can't I have killed?
can't you have killed?
can't he have killed?
can't we have killed?
can't you have killed?
can't they have killed? 	can't I have been killing?
can't you have been killing?
can't he have been killing?
can't we have been killing?
can't you have been killing?
can't they have been killing?