ought to singularise
Regular verb: singularise - singularised- singularised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to singularise
you ought to singularise
he ought to singularise
we ought to singularise
you ought to singularise
they ought to singularise 	I ought to be singularising
you ought to be singularising
he ought to be singularising
we ought to be singularising
you ought to be singularising
they ought to be singularising	I ought to have singularised
you ought to have singularised
he ought to have singularised
we ought to have singularised
you ought to have singularised
they ought to have singularised	I ought to have been singularising
you ought to have been singularising
he ought to have been singularising
we ought to have been singularising
you ought to have been singularising
they ought to have been singularising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to singularise
you oughtn't to singularise
he oughtn't to singularise
we oughtn't to singularise
you oughtn't to singularise
they oughtn't to singularise 	I oughtn't to be singularising
you oughtn't to be singularising
he oughtn't to be singularising
we oughtn't to be singularising
you oughtn't to be singularising
they oughtn't to be singularising	I oughtn't to have singularised
you oughtn't to have singularised
he oughtn't to have singularised
we oughtn't to have singularised
you oughtn't to have singularised
they oughtn't to have singularised	I oughtn't to have been singularising
you oughtn't to have been singularising
he oughtn't to have been singularising
we oughtn't to have been singularising
you oughtn't to have been singularising
they oughtn't to have been singularising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I singularise?
ought to you singularise?
ought to he singularise?
ought to we singularise?
ought to you singularise?
ought to they singularise? 	ought to I be singularising?
ought to you be singularising?
ought to he be singularising?
ought to we be singularising?
ought to you be singularising?
ought to they be singularising? 	ought to I have singularised?
ought to you have singularised?
ought to he have singularised?
ought to we have singularised?
ought to you have singularised?
ought to they have singularised? 	ought to I have been singularising?
ought to you have been singularising?
ought to he have been singularising?
ought to we have been singularising?
ought to you have been singularising?
ought to they have been singularising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to singularise?
oughtn't you to singularise?
oughtn't he to singularise?
oughtn't we to singularise?
oughtn't you to singularise?
oughtn't they to singularise? 	oughtn't I to be singularising?
oughtn't you to be singularising?
oughtn't he to be singularising?
oughtn't we to be singularising?
oughtn't you to be singularising?
oughtn't they to be singularising? 	oughtn't I to have singularised?
oughtn't you to have singularised?
oughtn't he to have singularised?
oughtn't we to have singularised?
oughtn't you to have singularised?
oughtn't they to have singularised? 	oughtn't I to have been singularising?
oughtn't you to have been singularising?
oughtn't he to have been singularising?
oughtn't we to have been singularising?
oughtn't you to have been singularising?
oughtn't they to have been singularising?