English verb conjugation
OUGHT TO PURFLE

Regular verb: purfle - purfled - purfled

Affirmation

Simple form	V-ing form
I ought to purfle you ought to purfle she ought to purfle we ought to purfle you ought to purfle they ought to purfle	I ought to be purfling you ought to be purfling she ought to be purfling we ought to be purfling you ought to be purfling they ought to be purfling
Perfect	V-ing perfect
I ought to have purfled you ought to have purfled she ought to have purfled we ought to have purfled you ought to have purfled they ought to have purfled	I ought to have been purfling you ought to have been purfling she ought to have been purfling we ought to have been purfling you ought to have been purfling they ought to have been purfling

Negation

Simple form	V-ing form
I oughtn't to purfle you oughtn't to purfle she oughtn't to purfle we oughtn't to purfle you oughtn't to purfle they oughtn't to purfle	I oughtn't to be purfling you oughtn't to be purfling she oughtn't to be purfling we oughtn't to be purfling you oughtn't to be purfling they oughtn't to be purfling
Perfect	V-ing perfect
I oughtn't to have purfled you oughtn't to have purfled she oughtn't to have purfled we oughtn't to have purfled you oughtn't to have purfled they oughtn't to have purfled	I oughtn't to have been purfling you oughtn't to have been purfling she oughtn't to have been purfling we oughtn't to have been purfling you oughtn't to have been purfling they oughtn't to have been purfling

Interrogative form

Simple form	V-ing form
ought to I purfle? ought to you purfle? ought to she purfle? ought to we purfle? ought to you purfle? ought to they purfle?	ought to I be purfling? ought to you be purfling? ought to she be purfling? ought to we be purfling? ought to you be purfling? ought to they be purfling?
Perfect	V-ing perfect
ought to I have purfled? ought to you have purfled? ought to she have purfled? ought to we have purfled? ought to you have purfled? ought to they have purfled?	ought to I have been purfling? ought to you have been purfling? ought to she have been purfling? ought to we have been purfling? ought to you have been purfling? ought to they have been purfling?

Interro-negative form

Simple form	V-ing form
oughtn't I to purfle? oughtn't you to purfle? oughtn't she to purfle? oughtn't we to purfle? oughtn't you to purfle? oughtn't they to purfle?	oughtn't I to be purfling? oughtn't you to be purfling? oughtn't she to be purfling? oughtn't we to be purfling? oughtn't you to be purfling? oughtn't they to be purfling?
Perfect	V-ing perfect
oughtn't I to have purfled? oughtn't you to have purfled? oughtn't she to have purfled? oughtn't we to have purfled? oughtn't you to have purfled? oughtn't they to have purfled?	oughtn't I to have been purfling? oughtn't you to have been purfling? oughtn't she to have been purfling? oughtn't we to have been purfling? oughtn't you to have been purfling? oughtn't they to have been purfling?