could obturate
Verbo regular: obturate - obturated- obturated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could obturate
you could obturate
he could obturate
we could obturate
you could obturate
they could obturate 	I could be obturating
you could be obturating
he could be obturating
we could be obturating
you could be obturating
they could be obturating	I could have obturated
you could have obturated
he could have obturated
we could have obturated
you could have obturated
they could have obturated	I could have been obturating
you could have been obturating
he could have been obturating
we could have been obturating
you could have been obturating
they could have been obturating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't obturate
you couldn't obturate
he couldn't obturate
we couldn't obturate
you couldn't obturate
they couldn't obturate 	I couldn't be obturating
you couldn't be obturating
he couldn't be obturating
we couldn't be obturating
you couldn't be obturating
they couldn't be obturating	I couldn't have obturated
you couldn't have obturated
he couldn't have obturated
we couldn't have obturated
you couldn't have obturated
they couldn't have obturated	I couldn't have been obturating
you couldn't have been obturating
he couldn't have been obturating
we couldn't have been obturating
you couldn't have been obturating
they couldn't have been obturating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I obturate?
could you obturate?
could he obturate?
could we obturate?
could you obturate?
could they obturate? 	could I be obturating?
could you be obturating?
could he be obturating?
could we be obturating?
could you be obturating?
could they be obturating? 	could I have obturated?
could you have obturated?
could he have obturated?
could we have obturated?
could you have obturated?
could they have obturated? 	could I have been obturating?
could you have been obturating?
could he have been obturating?
could we have been obturating?
could you have been obturating?
could they have been obturating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I obturate?
couldn't you obturate?
couldn't he obturate?
couldn't we obturate?
couldn't you obturate?
couldn't they obturate? 	couldn't I be obturating?
couldn't you be obturating?
couldn't he be obturating?
couldn't we be obturating?
couldn't you be obturating?
couldn't they be obturating? 	couldn't I have obturated?
couldn't you have obturated?
couldn't he have obturated?
couldn't we have obturated?
couldn't you have obturated?
couldn't they have obturated? 	couldn't I have been obturating?
couldn't you have been obturating?
couldn't he have been obturating?
couldn't we have been obturating?
couldn't you have been obturating?
couldn't they have been obturating?