could starve
Verbo regular: starve - starved- starved

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could starve
you could starve
he could starve
we could starve
you could starve
they could starve 	I could be starving
you could be starving
he could be starving
we could be starving
you could be starving
they could be starving	I could have starved
you could have starved
he could have starved
we could have starved
you could have starved
they could have starved	I could have been starving
you could have been starving
he could have been starving
we could have been starving
you could have been starving
they could have been starving	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not starve
you could not starve
he could not starve
we could not starve
you could not starve
they could not starve 	I could not be starving
you could not be starving
he could not be starving
we could not be starving
you could not be starving
they could not be starving	I could not have starved
you could not have starved
he could not have starved
we could not have starved
you could not have starved
they could not have starved	I could not have been starving
you could not have been starving
he could not have been starving
we could not have been starving
you could not have been starving
they could not have been starving	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I starve?
could you starve?
could he starve?
could we starve?
could you starve?
could they starve? 	could I be starving?
could you be starving?
could he be starving?
could we be starving?
could you be starving?
could they be starving? 	could I have starved?
could you have starved?
could he have starved?
could we have starved?
could you have starved?
could they have starved? 	could I have been starving?
could you have been starving?
could he have been starving?
could we have been starving?
could you have been starving?
could they have been starving? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not starve?
could you not starve?
could he not starve?
could we not starve?
could you not starve?
could they not starve? 	could I not be starving?
could you not be starving?
could he not be starving?
could we not be starving?
could you not be starving?
could they not be starving? 	could I not have starved?
could you not have starved?
could he not have starved?
could we not have starved?
could you not have starved?
could they not have starved? 	could I not have been starving?
could you not have been starving?
could he not have been starving?
could we not have been starving?
could you not have been starving?
could they not have been starving?