could creep
Verbo irregular: creep - crept- crept

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could creep
you could creep
she could creep
we could creep
you could creep
they could creep 	I could be creeping
you could be creeping
she could be creeping
we could be creeping
you could be creeping
they could be creeping	I could have crept
you could have crept
she 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
she could have been creeping
we could have been creeping
you could have been creeping
they could have been creeping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't creep
you couldn't creep
she couldn't creep
we couldn't creep
you couldn't creep
they couldn't creep 	I couldn't be creeping
you couldn't be creeping
she couldn't be creeping
we couldn't be creeping
you couldn't be creeping
they couldn't be creeping	I couldn't have crept
you couldn't have crept
she couldn't have crept
we couldn't have crept
you couldn't have crept
they couldn't have crept	I couldn't have been creeping
you couldn't have been creeping
she couldn't have been creeping
we couldn't have been creeping
you couldn't have been creeping
they couldn't have been creeping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I creep?
could you creep?
could she creep?
could we creep?
could you creep?
could they creep? 	could I be creeping?
could you be creeping?
could she be creeping?
could we be creeping?
could you be creeping?
could they be creeping? 	could I have crept?
could you have crept?
could she 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 she have been creeping?
could we have been creeping?
could you have been creeping?
could they have been creeping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I creep?
couldn't you creep?
couldn't she creep?
couldn't we creep?
couldn't you creep?
couldn't they creep? 	couldn't I be creeping?
couldn't you be creeping?
couldn't she be creeping?
couldn't we be creeping?
couldn't you be creeping?
couldn't they be creeping? 	couldn't I have crept?
couldn't you have crept?
couldn't she have crept?
couldn't we have crept?
couldn't you have crept?
couldn't they have crept? 	couldn't I have been creeping?
couldn't you have been creeping?
couldn't she have been creeping?
couldn't we have been creeping?
couldn't you have been creeping?
couldn't they have been creeping?