English verb conjugation
OUGHT TO CORRESPOND

Regular verb: correspond - corresponded - corresponded

Affirmation

Simple form	V-ing form
I ought to correspond you ought to correspond she ought to correspond we ought to correspond you ought to correspond they ought to correspond	I ought to be corresponding you ought to be corresponding she ought to be corresponding we ought to be corresponding you ought to be corresponding they ought to be corresponding
Perfect	V-ing perfect
I ought to have corresponded you ought to have corresponded she ought to have corresponded we ought to have corresponded you ought to have corresponded they ought to have corresponded	I ought to have been corresponding you ought to have been corresponding she ought to have been corresponding we ought to have been corresponding you ought to have been corresponding they ought to have been corresponding

Negation

Simple form	V-ing form
I oughtn't to correspond you oughtn't to correspond she oughtn't to correspond we oughtn't to correspond you oughtn't to correspond they oughtn't to correspond	I oughtn't to be corresponding you oughtn't to be corresponding she oughtn't to be corresponding we oughtn't to be corresponding you oughtn't to be corresponding they oughtn't to be corresponding
Perfect	V-ing perfect
I oughtn't to have corresponded you oughtn't to have corresponded she oughtn't to have corresponded we oughtn't to have corresponded you oughtn't to have corresponded they oughtn't to have corresponded	I oughtn't to have been corresponding you oughtn't to have been corresponding she oughtn't to have been corresponding we oughtn't to have been corresponding you oughtn't to have been corresponding they oughtn't to have been corresponding

Interrogative form

Simple form	V-ing form
ought to I correspond? ought to you correspond? ought to she correspond? ought to we correspond? ought to you correspond? ought to they correspond?	ought to I be corresponding? ought to you be corresponding? ought to she be corresponding? ought to we be corresponding? ought to you be corresponding? ought to they be corresponding?
Perfect	V-ing perfect
ought to I have corresponded? ought to you have corresponded? ought to she have corresponded? ought to we have corresponded? ought to you have corresponded? ought to they have corresponded?	ought to I have been corresponding? ought to you have been corresponding? ought to she have been corresponding? ought to we have been corresponding? ought to you have been corresponding? ought to they have been corresponding?

Interro-negative form

Simple form	V-ing form
oughtn't I to correspond? oughtn't you to correspond? oughtn't she to correspond? oughtn't we to correspond? oughtn't you to correspond? oughtn't they to correspond?	oughtn't I to be corresponding? oughtn't you to be corresponding? oughtn't she to be corresponding? oughtn't we to be corresponding? oughtn't you to be corresponding? oughtn't they to be corresponding?
Perfect	V-ing perfect
oughtn't I to have corresponded? oughtn't you to have corresponded? oughtn't she to have corresponded? oughtn't we to have corresponded? oughtn't you to have corresponded? oughtn't they to have corresponded?	oughtn't I to have been corresponding? oughtn't you to have been corresponding? oughtn't she to have been corresponding? oughtn't we to have been corresponding? oughtn't you to have been corresponding? oughtn't they to have been corresponding?