I ought to fold you ought to fold he ought to fold we ought to fold you ought to fold they ought to fold
V-ing form
I ought to be folding you ought to be folding he ought to be folding we ought to be folding you ought to be folding they ought to be folding
Perfect
I ought to have folded you ought to have folded he ought to have folded we ought to have folded you ought to have folded they ought to have folded
V-ing perfect
I ought to have been folding you ought to have been folding he ought to have been folding we ought to have been folding you ought to have been folding they ought to have been folding
Negation
Simple form
I ought not to fold you ought not to fold he ought not to fold we ought not to fold you ought not to fold they ought not to fold
V-ing form
I ought not to folding you ought not to folding he ought not to folding we ought not to folding you ought not to folding they ought not to folding
Perfect
I ought not to have folded you ought not to have folded he ought not to have folded we ought not to have folded you ought not to have folded they ought not to have folded
V-ing perfect
I ought not to have been folding you ought not to have been folding he ought not to have been folding we ought not to have been folding you ought not to have been folding they ought not to have been folding
Interrogative form
Simple form
ought to I fold? ought to you fold? ought to he fold? ought to we fold? ought to you fold? ought to they fold?
V-ing form
ought to I be folding? ought to you be folding? ought to he be folding? ought to we be folding? ought to you be folding? ought to they be folding?
Perfect
ought to I have folded? ought to you have folded? ought to he have folded? ought to we have folded? ought to you have folded? ought to they have folded?
V-ing perfect
ought to I have been folding? ought to you have been folding? ought to he have been folding? ought to we have been folding? ought to you have been folding? ought to they have been folding?
Interro-negative form
Simple form
ought I not to fold? ought you not to fold? ought he not to fold? ought we not to fold? ought you not to fold? ought they not to fold?
V-ing form
ought I not to be folding? ought you not to be folding? ought he not to be folding? ought we not to be folding? ought you not to be folding? ought they not to be folding?
Perfect
ought I not to have folded? ought you not to have folded? ought he not to have folded? ought we not to have folded? ought you not to have folded? ought they not to have folded?
V-ing perfect
ought I not to have been folding? ought you not to have been folding? ought he not to have been folding? ought we not to have been folding? ought you not to have been folding? ought they not to have been folding?