could reprove
Verbo regular: reprove - reproved- reproved

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could reprove
you could reprove
he could reprove
we could reprove
you could reprove
they could reprove 	I could be reproving
you could be reproving
he could be reproving
we could be reproving
you could be reproving
they could be reproving	I could have reproved
you could have reproved
he could have reproved
we could have reproved
you could have reproved
they could have reproved	I could have been reproving
you could have been reproving
he could have been reproving
we could have been reproving
you could have been reproving
they could have been reproving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't reprove
you couldn't reprove
he couldn't reprove
we couldn't reprove
you couldn't reprove
they couldn't reprove 	I couldn't be reproving
you couldn't be reproving
he couldn't be reproving
we couldn't be reproving
you couldn't be reproving
they couldn't be reproving	I couldn't have reproved
you couldn't have reproved
he couldn't have reproved
we couldn't have reproved
you couldn't have reproved
they couldn't have reproved	I couldn't have been reproving
you couldn't have been reproving
he couldn't have been reproving
we couldn't have been reproving
you couldn't have been reproving
they couldn't have been reproving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I reprove?
could you reprove?
could he reprove?
could we reprove?
could you reprove?
could they reprove? 	could I be reproving?
could you be reproving?
could he be reproving?
could we be reproving?
could you be reproving?
could they be reproving? 	could I have reproved?
could you have reproved?
could he have reproved?
could we have reproved?
could you have reproved?
could they have reproved? 	could I have been reproving?
could you have been reproving?
could he have been reproving?
could we have been reproving?
could you have been reproving?
could they have been reproving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I reprove?
couldn't you reprove?
couldn't he reprove?
couldn't we reprove?
couldn't you reprove?
couldn't they reprove? 	couldn't I be reproving?
couldn't you be reproving?
couldn't he be reproving?
couldn't we be reproving?
couldn't you be reproving?
couldn't they be reproving? 	couldn't I have reproved?
couldn't you have reproved?
couldn't he have reproved?
couldn't we have reproved?
couldn't you have reproved?
couldn't they have reproved? 	couldn't I have been reproving?
couldn't you have been reproving?
couldn't he have been reproving?
couldn't we have been reproving?
couldn't you have been reproving?
couldn't they have been reproving?