I ought to prelude you ought to prelude he ought to prelude we ought to prelude you ought to prelude they ought to prelude
V-ing form
I ought to be preluding you ought to be preluding he ought to be preluding we ought to be preluding you ought to be preluding they ought to be preluding
Perfect
I ought to have preluded you ought to have preluded he ought to have preluded we ought to have preluded you ought to have preluded they ought to have preluded
V-ing perfect
I ought to have been preluding you ought to have been preluding he ought to have been preluding we ought to have been preluding you ought to have been preluding they ought to have been preluding
Negation
Simple form
I ought not to prelude you ought not to prelude he ought not to prelude we ought not to prelude you ought not to prelude they ought not to prelude
V-ing form
I ought not to preluding you ought not to preluding he ought not to preluding we ought not to preluding you ought not to preluding they ought not to preluding
Perfect
I ought not to have preluded you ought not to have preluded he ought not to have preluded we ought not to have preluded you ought not to have preluded they ought not to have preluded
V-ing perfect
I ought not to have been preluding you ought not to have been preluding he ought not to have been preluding we ought not to have been preluding you ought not to have been preluding they ought not to have been preluding
Interrogative form
Simple form
ought to I prelude? ought to you prelude? ought to he prelude? ought to we prelude? ought to you prelude? ought to they prelude?
V-ing form
ought to I be preluding? ought to you be preluding? ought to he be preluding? ought to we be preluding? ought to you be preluding? ought to they be preluding?
Perfect
ought to I have preluded? ought to you have preluded? ought to he have preluded? ought to we have preluded? ought to you have preluded? ought to they have preluded?
V-ing perfect
ought to I have been preluding? ought to you have been preluding? ought to he have been preluding? ought to we have been preluding? ought to you have been preluding? ought to they have been preluding?
Interro-negative form
Simple form
ought I not to prelude? ought you not to prelude? ought he not to prelude? ought we not to prelude? ought you not to prelude? ought they not to prelude?
V-ing form
ought I not to be preluding? ought you not to be preluding? ought he not to be preluding? ought we not to be preluding? ought you not to be preluding? ought they not to be preluding?
Perfect
ought I not to have preluded? ought you not to have preluded? ought he not to have preluded? ought we not to have preluded? ought you not to have preluded? ought they not to have preluded?
V-ing perfect
ought I not to have been preluding? ought you not to have been preluding? ought he not to have been preluding? ought we not to have been preluding? ought you not to have been preluding? ought they not to have been preluding?