ought to parenthesise
Regular verb: parenthesise - parenthesised- parenthesised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to parenthesise
you ought to parenthesise
he ought to parenthesise
we ought to parenthesise
you ought to parenthesise
they ought to parenthesise 	I ought to be parenthesising
you ought to be parenthesising
he ought to be parenthesising
we ought to be parenthesising
you ought to be parenthesising
they ought to be parenthesising	I ought to have parenthesised
you ought to have parenthesised
he ought to have parenthesised
we ought to have parenthesised
you ought to have parenthesised
they ought to have parenthesised	I ought to have been parenthesising
you ought to have been parenthesising
he ought to have been parenthesising
we ought to have been parenthesising
you ought to have been parenthesising
they ought to have been parenthesising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to parenthesise
you oughtn't to parenthesise
he oughtn't to parenthesise
we oughtn't to parenthesise
you oughtn't to parenthesise
they oughtn't to parenthesise 	I oughtn't to be parenthesising
you oughtn't to be parenthesising
he oughtn't to be parenthesising
we oughtn't to be parenthesising
you oughtn't to be parenthesising
they oughtn't to be parenthesising	I oughtn't to have parenthesised
you oughtn't to have parenthesised
he oughtn't to have parenthesised
we oughtn't to have parenthesised
you oughtn't to have parenthesised
they oughtn't to have parenthesised	I oughtn't to have been parenthesising
you oughtn't to have been parenthesising
he oughtn't to have been parenthesising
we oughtn't to have been parenthesising
you oughtn't to have been parenthesising
they oughtn't to have been parenthesising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I parenthesise?
ought to you parenthesise?
ought to he parenthesise?
ought to we parenthesise?
ought to you parenthesise?
ought to they parenthesise? 	ought to I be parenthesising?
ought to you be parenthesising?
ought to he be parenthesising?
ought to we be parenthesising?
ought to you be parenthesising?
ought to they be parenthesising? 	ought to I have parenthesised?
ought to you have parenthesised?
ought to he have parenthesised?
ought to we have parenthesised?
ought to you have parenthesised?
ought to they have parenthesised? 	ought to I have been parenthesising?
ought to you have been parenthesising?
ought to he have been parenthesising?
ought to we have been parenthesising?
ought to you have been parenthesising?
ought to they have been parenthesising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to parenthesise?
oughtn't you to parenthesise?
oughtn't he to parenthesise?
oughtn't we to parenthesise?
oughtn't you to parenthesise?
oughtn't they to parenthesise? 	oughtn't I to be parenthesising?
oughtn't you to be parenthesising?
oughtn't he to be parenthesising?
oughtn't we to be parenthesising?
oughtn't you to be parenthesising?
oughtn't they to be parenthesising? 	oughtn't I to have parenthesised?
oughtn't you to have parenthesised?
oughtn't he to have parenthesised?
oughtn't we to have parenthesised?
oughtn't you to have parenthesised?
oughtn't they to have parenthesised? 	oughtn't I to have been parenthesising?
oughtn't you to have been parenthesising?
oughtn't he to have been parenthesising?
oughtn't we to have been parenthesising?
oughtn't you to have been parenthesising?
oughtn't they to have been parenthesising?