ought to jar
Regular verb: jar - jarred- jarred

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to jar
you ought to jar
she ought to jar
we ought to jar
you ought to jar
they ought to jar 	I ought to be jarring
you ought to be jarring
she ought to be jarring
we ought to be jarring
you ought to be jarring
they ought to be jarring	I ought to have jarred
you ought to have jarred
she ought to have jarred
we ought to have jarred
you ought to have jarred
they ought to have jarred	I ought to have been jarring
you ought to have been jarring
she ought to have been jarring
we ought to have been jarring
you ought to have been jarring
they ought to have been jarring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to jar
you oughtn't to jar
she oughtn't to jar
we oughtn't to jar
you oughtn't to jar
they oughtn't to jar 	I oughtn't to be jarring
you oughtn't to be jarring
she oughtn't to be jarring
we oughtn't to be jarring
you oughtn't to be jarring
they oughtn't to be jarring	I oughtn't to have jarred
you oughtn't to have jarred
she oughtn't to have jarred
we oughtn't to have jarred
you oughtn't to have jarred
they oughtn't to have jarred	I oughtn't to have been jarring
you oughtn't to have been jarring
she oughtn't to have been jarring
we oughtn't to have been jarring
you oughtn't to have been jarring
they oughtn't to have been jarring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I jar?
ought to you jar?
ought to she jar?
ought to we jar?
ought to you jar?
ought to they jar? 	ought to I be jarring?
ought to you be jarring?
ought to she be jarring?
ought to we be jarring?
ought to you be jarring?
ought to they be jarring? 	ought to I have jarred?
ought to you have jarred?
ought to she have jarred?
ought to we have jarred?
ought to you have jarred?
ought to they have jarred? 	ought to I have been jarring?
ought to you have been jarring?
ought to she have been jarring?
ought to we have been jarring?
ought to you have been jarring?
ought to they have been jarring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to jar?
oughtn't you to jar?
oughtn't she to jar?
oughtn't we to jar?
oughtn't you to jar?
oughtn't they to jar? 	oughtn't I to be jarring?
oughtn't you to be jarring?
oughtn't she to be jarring?
oughtn't we to be jarring?
oughtn't you to be jarring?
oughtn't they to be jarring? 	oughtn't I to have jarred?
oughtn't you to have jarred?
oughtn't she to have jarred?
oughtn't we to have jarred?
oughtn't you to have jarred?
oughtn't they to have jarred? 	oughtn't I to have been jarring?
oughtn't you to have been jarring?
oughtn't she to have been jarring?
oughtn't we to have been jarring?
oughtn't you to have been jarring?
oughtn't they to have been jarring?