could creep
Verbo irregular: creep - crept- crept

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could creep
you could creep
he could creep
we could creep
you could creep
they could creep 	I could be creeping
you could be creeping
he could be creeping
we could be creeping
you could be creeping
they could be creeping	I could have crept
you could have crept
he could have crept
we could have crept
you could have crept
they could have crept	I could have been creeping
you could have been creeping
he could have been creeping
we could have been creeping
you could have been creeping
they could have been creeping	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not creep
you could not creep
he could not creep
we could not creep
you could not creep
they could not creep 	I could not be creeping
you could not be creeping
he could not be creeping
we could not be creeping
you could not be creeping
they could not be creeping	I could not have crept
you could not have crept
he could not have crept
we could not have crept
you could not have crept
they could not have crept	I could not have been creeping
you could not have been creeping
he could not have been creeping
we could not have been creeping
you could not have been creeping
they could not have been creeping	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I creep?
could you creep?
could he creep?
could we creep?
could you creep?
could they creep? 	could I be creeping?
could you be creeping?
could he be creeping?
could we be creeping?
could you be creeping?
could they be creeping? 	could I have crept?
could you have crept?
could he have crept?
could we have crept?
could you have crept?
could they have crept? 	could I have been creeping?
could you have been creeping?
could he have been creeping?
could we have been creeping?
could you have been creeping?
could they have been creeping? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not creep?
could you not creep?
could he not creep?
could we not creep?
could you not creep?
could they not creep? 	could I not be creeping?
could you not be creeping?
could he not be creeping?
could we not be creeping?
could you not be creeping?
could they not be creeping? 	could I not have crept?
could you not have crept?
could he not have crept?
could we not have crept?
could you not have crept?
could they not have crept? 	could I not have been creeping?
could you not have been creeping?
could he not have been creeping?
could we not have been creeping?
could you not have been creeping?
could they not have been creeping?