I ought to reference you ought to reference he ought to reference we ought to reference you ought to reference they ought to reference
V-ing form
I ought to be referencing you ought to be referencing he ought to be referencing we ought to be referencing you ought to be referencing they ought to be referencing
Perfect
I ought to have referenced you ought to have referenced he ought to have referenced we ought to have referenced you ought to have referenced they ought to have referenced
V-ing perfect
I ought to have been referencing you ought to have been referencing he ought to have been referencing we ought to have been referencing you ought to have been referencing they ought to have been referencing
Negation
Simple form
I oughtn't to reference you oughtn't to reference he oughtn't to reference we oughtn't to reference you oughtn't to reference they oughtn't to reference
V-ing form
I oughtn't to be referencing you oughtn't to be referencing he oughtn't to be referencing we oughtn't to be referencing you oughtn't to be referencing they oughtn't to be referencing
Perfect
I oughtn't to have referenced you oughtn't to have referenced he oughtn't to have referenced we oughtn't to have referenced you oughtn't to have referenced they oughtn't to have referenced
V-ing perfect
I oughtn't to have been referencing you oughtn't to have been referencing he oughtn't to have been referencing we oughtn't to have been referencing you oughtn't to have been referencing they oughtn't to have been referencing
Interrogative form
Simple form
ought to I reference? ought to you reference? ought to he reference? ought to we reference? ought to you reference? ought to they reference?
V-ing form
ought to I be referencing? ought to you be referencing? ought to he be referencing? ought to we be referencing? ought to you be referencing? ought to they be referencing?
Perfect
ought to I have referenced? ought to you have referenced? ought to he have referenced? ought to we have referenced? ought to you have referenced? ought to they have referenced?
V-ing perfect
ought to I have been referencing? ought to you have been referencing? ought to he have been referencing? ought to we have been referencing? ought to you have been referencing? ought to they have been referencing?
Interro-negative form
Simple form
oughtn't I to reference? oughtn't you to reference? oughtn't he to reference? oughtn't we to reference? oughtn't you to reference? oughtn't they to reference?
V-ing form
oughtn't I to be referencing? oughtn't you to be referencing? oughtn't he to be referencing? oughtn't we to be referencing? oughtn't you to be referencing? oughtn't they to be referencing?
Perfect
oughtn't I to have referenced? oughtn't you to have referenced? oughtn't he to have referenced? oughtn't we to have referenced? oughtn't you to have referenced? oughtn't they to have referenced?
V-ing perfect
oughtn't I to have been referencing? oughtn't you to have been referencing? oughtn't he to have been referencing? oughtn't we to have been referencing? oughtn't you to have been referencing? oughtn't they to have been referencing?