ought to trouble
Regular verb: trouble - troubled- troubled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to trouble
you ought to trouble
he ought to trouble
we ought to trouble
you ought to trouble
they ought to trouble 	I ought to be troubling
you ought to be troubling
he ought to be troubling
we ought to be troubling
you ought to be troubling
they ought to be troubling	I ought to have troubled
you ought to have troubled
he ought to have troubled
we ought to have troubled
you ought to have troubled
they ought to have troubled	I ought to have been troubling
you ought to have been troubling
he ought to have been troubling
we ought to have been troubling
you ought to have been troubling
they ought to have been troubling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to trouble
you oughtn't to trouble
he oughtn't to trouble
we oughtn't to trouble
you oughtn't to trouble
they oughtn't to trouble 	I oughtn't to be troubling
you oughtn't to be troubling
he oughtn't to be troubling
we oughtn't to be troubling
you oughtn't to be troubling
they oughtn't to be troubling	I oughtn't to have troubled
you oughtn't to have troubled
he oughtn't to have troubled
we oughtn't to have troubled
you oughtn't to have troubled
they oughtn't to have troubled	I oughtn't to have been troubling
you oughtn't to have been troubling
he oughtn't to have been troubling
we oughtn't to have been troubling
you oughtn't to have been troubling
they oughtn't to have been troubling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I trouble?
ought to you trouble?
ought to he trouble?
ought to we trouble?
ought to you trouble?
ought to they trouble? 	ought to I be troubling?
ought to you be troubling?
ought to he be troubling?
ought to we be troubling?
ought to you be troubling?
ought to they be troubling? 	ought to I have troubled?
ought to you have troubled?
ought to he have troubled?
ought to we have troubled?
ought to you have troubled?
ought to they have troubled? 	ought to I have been troubling?
ought to you have been troubling?
ought to he have been troubling?
ought to we have been troubling?
ought to you have been troubling?
ought to they have been troubling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to trouble?
oughtn't you to trouble?
oughtn't he to trouble?
oughtn't we to trouble?
oughtn't you to trouble?
oughtn't they to trouble? 	oughtn't I to be troubling?
oughtn't you to be troubling?
oughtn't he to be troubling?
oughtn't we to be troubling?
oughtn't you to be troubling?
oughtn't they to be troubling? 	oughtn't I to have troubled?
oughtn't you to have troubled?
oughtn't he to have troubled?
oughtn't we to have troubled?
oughtn't you to have troubled?
oughtn't they to have troubled? 	oughtn't I to have been troubling?
oughtn't you to have been troubling?
oughtn't he to have been troubling?
oughtn't we to have been troubling?
oughtn't you to have been troubling?
oughtn't they to have been troubling?