I ought to cross-check you ought to cross-check he ought to cross-check we ought to cross-check you ought to cross-check they ought to cross-check
V-ing form
I ought to be cross-checking you ought to be cross-checking he ought to be cross-checking we ought to be cross-checking you ought to be cross-checking they ought to be cross-checking
Perfect
I ought to have cross-checked you ought to have cross-checked he ought to have cross-checked we ought to have cross-checked you ought to have cross-checked they ought to have cross-checked
V-ing perfect
I ought to have been cross-checking you ought to have been cross-checking he ought to have been cross-checking we ought to have been cross-checking you ought to have been cross-checking they ought to have been cross-checking
Negation
Simple form
I ought not to cross-check you ought not to cross-check he ought not to cross-check we ought not to cross-check you ought not to cross-check they ought not to cross-check
V-ing form
I ought not to cross-checking you ought not to cross-checking he ought not to cross-checking we ought not to cross-checking you ought not to cross-checking they ought not to cross-checking
Perfect
I ought not to have cross-checked you ought not to have cross-checked he ought not to have cross-checked we ought not to have cross-checked you ought not to have cross-checked they ought not to have cross-checked
V-ing perfect
I ought not to have been cross-checking you ought not to have been cross-checking he ought not to have been cross-checking we ought not to have been cross-checking you ought not to have been cross-checking they ought not to have been cross-checking
Interrogative form
Simple form
ought to I cross-check? ought to you cross-check? ought to he cross-check? ought to we cross-check? ought to you cross-check? ought to they cross-check?
V-ing form
ought to I be cross-checking? ought to you be cross-checking? ought to he be cross-checking? ought to we be cross-checking? ought to you be cross-checking? ought to they be cross-checking?
Perfect
ought to I have cross-checked? ought to you have cross-checked? ought to he have cross-checked? ought to we have cross-checked? ought to you have cross-checked? ought to they have cross-checked?
V-ing perfect
ought to I have been cross-checking? ought to you have been cross-checking? ought to he have been cross-checking? ought to we have been cross-checking? ought to you have been cross-checking? ought to they have been cross-checking?
Interro-negative form
Simple form
ought I not to cross-check? ought you not to cross-check? ought he not to cross-check? ought we not to cross-check? ought you not to cross-check? ought they not to cross-check?
V-ing form
ought I not to be cross-checking? ought you not to be cross-checking? ought he not to be cross-checking? ought we not to be cross-checking? ought you not to be cross-checking? ought they not to be cross-checking?
Perfect
ought I not to have cross-checked? ought you not to have cross-checked? ought he not to have cross-checked? ought we not to have cross-checked? ought you not to have cross-checked? ought they not to have cross-checked?
V-ing perfect
ought I not to have been cross-checking? ought you not to have been cross-checking? ought he not to have been cross-checking? ought we not to have been cross-checking? ought you not to have been cross-checking? ought they not to have been cross-checking?