English verb conjugation
OUGHT TO PROFFER

Regular verb: proffer - proffered - proffered

Affirmation

Simple form	V-ing form
I ought to proffer you ought to proffer he ought to proffer we ought to proffer you ought to proffer they ought to proffer	I ought to be proffering you ought to be proffering he ought to be proffering we ought to be proffering you ought to be proffering they ought to be proffering
Perfect	V-ing perfect
I ought to have proffered you ought to have proffered he ought to have proffered we ought to have proffered you ought to have proffered they ought to have proffered	I ought to have been proffering you ought to have been proffering he ought to have been proffering we ought to have been proffering you ought to have been proffering they ought to have been proffering

Negation

Simple form	V-ing form
I oughtn't to proffer you oughtn't to proffer he oughtn't to proffer we oughtn't to proffer you oughtn't to proffer they oughtn't to proffer	I oughtn't to be proffering you oughtn't to be proffering he oughtn't to be proffering we oughtn't to be proffering you oughtn't to be proffering they oughtn't to be proffering
Perfect	V-ing perfect
I oughtn't to have proffered you oughtn't to have proffered he oughtn't to have proffered we oughtn't to have proffered you oughtn't to have proffered they oughtn't to have proffered	I oughtn't to have been proffering you oughtn't to have been proffering he oughtn't to have been proffering we oughtn't to have been proffering you oughtn't to have been proffering they oughtn't to have been proffering

Interrogative form

Simple form	V-ing form
ought to I proffer? ought to you proffer? ought to he proffer? ought to we proffer? ought to you proffer? ought to they proffer?	ought to I be proffering? ought to you be proffering? ought to he be proffering? ought to we be proffering? ought to you be proffering? ought to they be proffering?
Perfect	V-ing perfect
ought to I have proffered? ought to you have proffered? ought to he have proffered? ought to we have proffered? ought to you have proffered? ought to they have proffered?	ought to I have been proffering? ought to you have been proffering? ought to he have been proffering? ought to we have been proffering? ought to you have been proffering? ought to they have been proffering?

Interro-negative form

Simple form	V-ing form
oughtn't I to proffer? oughtn't you to proffer? oughtn't he to proffer? oughtn't we to proffer? oughtn't you to proffer? oughtn't they to proffer?	oughtn't I to be proffering? oughtn't you to be proffering? oughtn't he to be proffering? oughtn't we to be proffering? oughtn't you to be proffering? oughtn't they to be proffering?
Perfect	V-ing perfect
oughtn't I to have proffered? oughtn't you to have proffered? oughtn't he to have proffered? oughtn't we to have proffered? oughtn't you to have proffered? oughtn't they to have proffered?	oughtn't I to have been proffering? oughtn't you to have been proffering? oughtn't he to have been proffering? oughtn't we to have been proffering? oughtn't you to have been proffering? oughtn't they to have been proffering?