I ought to correspond you ought to correspond she ought to correspond we ought to correspond you ought to correspond they ought to correspond
V-ing form
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
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
V-ing perfect
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
I ought not to correspond you ought not to correspond she ought not to correspond we ought not to correspond you ought not to correspond they ought not to correspond
V-ing form
I ought not to corresponding you ought not to corresponding she ought not to corresponding we ought not to corresponding you ought not to corresponding they ought not to corresponding
Perfect
I ought not to have corresponded you ought not to have corresponded she ought not to have corresponded we ought not to have corresponded you ought not to have corresponded they ought not to have corresponded
V-ing perfect
I ought not to have been corresponding you ought not to have been corresponding she ought not to have been corresponding we ought not to have been corresponding you ought not to have been corresponding they ought not to have been corresponding
Interrogative form
Simple 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?
V-ing form
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
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?
V-ing perfect
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
ought I not to correspond? ought you not to correspond? ought she not to correspond? ought we not to correspond? ought you not to correspond? ought they not to correspond?
V-ing form
ought I not to be corresponding? ought you not to be corresponding? ought she not to be corresponding? ought we not to be corresponding? ought you not to be corresponding? ought they not to be corresponding?
Perfect
ought I not to have corresponded? ought you not to have corresponded? ought she not to have corresponded? ought we not to have corresponded? ought you not to have corresponded? ought they not to have corresponded?
V-ing perfect
ought I not to have been corresponding? ought you not to have been corresponding? ought she not to have been corresponding? ought we not to have been corresponding? ought you not to have been corresponding? ought they not to have been corresponding?