ought to perk
Regular verb: perk - perked- perked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to perk
you ought to perk
she ought to perk
we ought to perk
you ought to perk
they ought to perk 	I ought to be perking
you ought to be perking
she ought to be perking
we ought to be perking
you ought to be perking
they ought to be perking	I ought to have perked
you ought to have perked
she ought to have perked
we ought to have perked
you ought to have perked
they ought to have perked	I ought to have been perking
you ought to have been perking
she ought to have been perking
we ought to have been perking
you ought to have been perking
they ought to have been perking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to perk
you oughtn't to perk
she oughtn't to perk
we oughtn't to perk
you oughtn't to perk
they oughtn't to perk 	I oughtn't to be perking
you oughtn't to be perking
she oughtn't to be perking
we oughtn't to be perking
you oughtn't to be perking
they oughtn't to be perking	I oughtn't to have perked
you oughtn't to have perked
she oughtn't to have perked
we oughtn't to have perked
you oughtn't to have perked
they oughtn't to have perked	I oughtn't to have been perking
you oughtn't to have been perking
she oughtn't to have been perking
we oughtn't to have been perking
you oughtn't to have been perking
they oughtn't to have been perking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I perk?
ought to you perk?
ought to she perk?
ought to we perk?
ought to you perk?
ought to they perk? 	ought to I be perking?
ought to you be perking?
ought to she be perking?
ought to we be perking?
ought to you be perking?
ought to they be perking? 	ought to I have perked?
ought to you have perked?
ought to she have perked?
ought to we have perked?
ought to you have perked?
ought to they have perked? 	ought to I have been perking?
ought to you have been perking?
ought to she have been perking?
ought to we have been perking?
ought to you have been perking?
ought to they have been perking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to perk?
oughtn't you to perk?
oughtn't she to perk?
oughtn't we to perk?
oughtn't you to perk?
oughtn't they to perk? 	oughtn't I to be perking?
oughtn't you to be perking?
oughtn't she to be perking?
oughtn't we to be perking?
oughtn't you to be perking?
oughtn't they to be perking? 	oughtn't I to have perked?
oughtn't you to have perked?
oughtn't she to have perked?
oughtn't we to have perked?
oughtn't you to have perked?
oughtn't they to have perked? 	oughtn't I to have been perking?
oughtn't you to have been perking?
oughtn't she to have been perking?
oughtn't we to have been perking?
oughtn't you to have been perking?
oughtn't they to have been perking?