can obturate
Regular verb: obturate - obturated- obturated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can obturate
you can obturate
he can obturate
we can obturate
you can obturate
they can obturate 	I can be obturating
you can be obturating
he can be obturating
we can be obturating
you can be obturating
they can be obturating	I can have obturated
you can have obturated
he can have obturated
we can have obturated
you can have obturated
they can have obturated	I can have been obturating
you can have been obturating
he can have been obturating
we can have been obturating
you can have been obturating
they can have been obturating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't obturate
you can't obturate
he can't obturate
we can't obturate
you can't obturate
they can't obturate 	I can't be obturating
you can't be obturating
he can't be obturating
we can't be obturating
you can't be obturating
they can't be obturating	I can't have obturated
you can't have obturated
he can't have obturated
we can't have obturated
you can't have obturated
they can't have obturated	I can't have been obturating
you can't have been obturating
he can't have been obturating
we can't have been obturating
you can't have been obturating
they can't have been obturating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I obturate?
can you obturate?
can he obturate?
can we obturate?
can you obturate?
can they obturate? 	can I be obturating?
can you be obturating?
can he be obturating?
can we be obturating?
can you be obturating?
can they be obturating? 	can I have obturated?
can you have obturated?
can he have obturated?
can we have obturated?
can you have obturated?
can they have obturated? 	can I have been obturating?
can you have been obturating?
can he have been obturating?
can we have been obturating?
can you have been obturating?
can they have been obturating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I obturate?
can't you obturate?
can't he obturate?
can't we obturate?
can't you obturate?
can't they obturate? 	can't I be obturating?
can't you be obturating?
can't he be obturating?
can't we be obturating?
can't you be obturating?
can't they be obturating? 	can't I have obturated?
can't you have obturated?
can't he have obturated?
can't we have obturated?
can't you have obturated?
can't they have obturated? 	can't I have been obturating?
can't you have been obturating?
can't he have been obturating?
can't we have been obturating?
can't you have been obturating?
can't they have been obturating?