ought to obturate
Regular verb: obturate - obturated- obturated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to obturate
you ought to obturate
she ought to obturate
we ought to obturate
you ought to obturate
they ought to obturate 	I ought to be obturating
you ought to be obturating
she ought to be obturating
we ought to be obturating
you ought to be obturating
they ought to be obturating	I ought to have obturated
you ought to have obturated
she ought to have obturated
we ought to have obturated
you ought to have obturated
they ought to have obturated	I ought to have been obturating
you ought to have been obturating
she ought to have been obturating
we ought to have been obturating
you ought to have been obturating
they ought to have been obturating	

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

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I obturate?
ought to you obturate?
ought to she obturate?
ought to we obturate?
ought to you obturate?
ought to they obturate? 	ought to I be obturating?
ought to you be obturating?
ought to she be obturating?
ought to we be obturating?
ought to you be obturating?
ought to they be obturating? 	ought to I have obturated?
ought to you have obturated?
ought to she have obturated?
ought to we have obturated?
ought to you have obturated?
ought to they have obturated? 	ought to I have been obturating?
ought to you have been obturating?
ought to she have been obturating?
ought to we have been obturating?
ought to you have been obturating?
ought to they have been obturating? 	

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