ought to petition
Regular verb: petition - petitioned- petitioned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to petition
you ought to petition
he ought to petition
we ought to petition
you ought to petition
they ought to petition 	I ought to be petitioning
you ought to be petitioning
he ought to be petitioning
we ought to be petitioning
you ought to be petitioning
they ought to be petitioning	I ought to have petitioned
you ought to have petitioned
he ought to have petitioned
we ought to have petitioned
you ought to have petitioned
they ought to have petitioned	I ought to have been petitioning
you ought to have been petitioning
he ought to have been petitioning
we ought to have been petitioning
you ought to have been petitioning
they ought to have been petitioning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to petition
you oughtn't to petition
he oughtn't to petition
we oughtn't to petition
you oughtn't to petition
they oughtn't to petition 	I oughtn't to be petitioning
you oughtn't to be petitioning
he oughtn't to be petitioning
we oughtn't to be petitioning
you oughtn't to be petitioning
they oughtn't to be petitioning	I oughtn't to have petitioned
you oughtn't to have petitioned
he oughtn't to have petitioned
we oughtn't to have petitioned
you oughtn't to have petitioned
they oughtn't to have petitioned	I oughtn't to have been petitioning
you oughtn't to have been petitioning
he oughtn't to have been petitioning
we oughtn't to have been petitioning
you oughtn't to have been petitioning
they oughtn't to have been petitioning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I petition?
ought to you petition?
ought to he petition?
ought to we petition?
ought to you petition?
ought to they petition? 	ought to I be petitioning?
ought to you be petitioning?
ought to he be petitioning?
ought to we be petitioning?
ought to you be petitioning?
ought to they be petitioning? 	ought to I have petitioned?
ought to you have petitioned?
ought to he have petitioned?
ought to we have petitioned?
ought to you have petitioned?
ought to they have petitioned? 	ought to I have been petitioning?
ought to you have been petitioning?
ought to he have been petitioning?
ought to we have been petitioning?
ought to you have been petitioning?
ought to they have been petitioning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to petition?
oughtn't you to petition?
oughtn't he to petition?
oughtn't we to petition?
oughtn't you to petition?
oughtn't they to petition? 	oughtn't I to be petitioning?
oughtn't you to be petitioning?
oughtn't he to be petitioning?
oughtn't we to be petitioning?
oughtn't you to be petitioning?
oughtn't they to be petitioning? 	oughtn't I to have petitioned?
oughtn't you to have petitioned?
oughtn't he to have petitioned?
oughtn't we to have petitioned?
oughtn't you to have petitioned?
oughtn't they to have petitioned? 	oughtn't I to have been petitioning?
oughtn't you to have been petitioning?
oughtn't he to have been petitioning?
oughtn't we to have been petitioning?
oughtn't you to have been petitioning?
oughtn't they to have been petitioning?