I ought to graft you ought to graft he ought to graft we ought to graft you ought to graft they ought to graft
V-ing form
I ought to be grafting you ought to be grafting he ought to be grafting we ought to be grafting you ought to be grafting they ought to be grafting
Perfect
I ought to have grafted you ought to have grafted he ought to have grafted we ought to have grafted you ought to have grafted they ought to have grafted
V-ing perfect
I ought to have been grafting you ought to have been grafting he ought to have been grafting we ought to have been grafting you ought to have been grafting they ought to have been grafting
Negation
Simple form
I ought not to graft you ought not to graft he ought not to graft we ought not to graft you ought not to graft they ought not to graft
V-ing form
I ought not to grafting you ought not to grafting he ought not to grafting we ought not to grafting you ought not to grafting they ought not to grafting
Perfect
I ought not to have grafted you ought not to have grafted he ought not to have grafted we ought not to have grafted you ought not to have grafted they ought not to have grafted
V-ing perfect
I ought not to have been grafting you ought not to have been grafting he ought not to have been grafting we ought not to have been grafting you ought not to have been grafting they ought not to have been grafting
Interrogative form
Simple form
ought to I graft? ought to you graft? ought to he graft? ought to we graft? ought to you graft? ought to they graft?
V-ing form
ought to I be grafting? ought to you be grafting? ought to he be grafting? ought to we be grafting? ought to you be grafting? ought to they be grafting?
Perfect
ought to I have grafted? ought to you have grafted? ought to he have grafted? ought to we have grafted? ought to you have grafted? ought to they have grafted?
V-ing perfect
ought to I have been grafting? ought to you have been grafting? ought to he have been grafting? ought to we have been grafting? ought to you have been grafting? ought to they have been grafting?
Interro-negative form
Simple form
ought I not to graft? ought you not to graft? ought he not to graft? ought we not to graft? ought you not to graft? ought they not to graft?
V-ing form
ought I not to be grafting? ought you not to be grafting? ought he not to be grafting? ought we not to be grafting? ought you not to be grafting? ought they not to be grafting?
Perfect
ought I not to have grafted? ought you not to have grafted? ought he not to have grafted? ought we not to have grafted? ought you not to have grafted? ought they not to have grafted?
V-ing perfect
ought I not to have been grafting? ought you not to have been grafting? ought he not to have been grafting? ought we not to have been grafting? ought you not to have been grafting? ought they not to have been grafting?