I ought to oblige you ought to oblige he ought to oblige we ought to oblige you ought to oblige they ought to oblige
V-ing form
I ought to be obliging you ought to be obliging he ought to be obliging we ought to be obliging you ought to be obliging they ought to be obliging
Perfect
I ought to have obliged you ought to have obliged he ought to have obliged we ought to have obliged you ought to have obliged they ought to have obliged
V-ing perfect
I ought to have been obliging you ought to have been obliging he ought to have been obliging we ought to have been obliging you ought to have been obliging they ought to have been obliging
Negation
Simple form
I ought not to oblige you ought not to oblige he ought not to oblige we ought not to oblige you ought not to oblige they ought not to oblige
V-ing form
I ought not to obliging you ought not to obliging he ought not to obliging we ought not to obliging you ought not to obliging they ought not to obliging
Perfect
I ought not to have obliged you ought not to have obliged he ought not to have obliged we ought not to have obliged you ought not to have obliged they ought not to have obliged
V-ing perfect
I ought not to have been obliging you ought not to have been obliging he ought not to have been obliging we ought not to have been obliging you ought not to have been obliging they ought not to have been obliging
Interrogative form
Simple form
ought to I oblige? ought to you oblige? ought to he oblige? ought to we oblige? ought to you oblige? ought to they oblige?
V-ing form
ought to I be obliging? ought to you be obliging? ought to he be obliging? ought to we be obliging? ought to you be obliging? ought to they be obliging?
Perfect
ought to I have obliged? ought to you have obliged? ought to he have obliged? ought to we have obliged? ought to you have obliged? ought to they have obliged?
V-ing perfect
ought to I have been obliging? ought to you have been obliging? ought to he have been obliging? ought to we have been obliging? ought to you have been obliging? ought to they have been obliging?
Interro-negative form
Simple form
ought I not to oblige? ought you not to oblige? ought he not to oblige? ought we not to oblige? ought you not to oblige? ought they not to oblige?
V-ing form
ought I not to be obliging? ought you not to be obliging? ought he not to be obliging? ought we not to be obliging? ought you not to be obliging? ought they not to be obliging?
Perfect
ought I not to have obliged? ought you not to have obliged? ought he not to have obliged? ought we not to have obliged? ought you not to have obliged? ought they not to have obliged?
V-ing perfect
ought I not to have been obliging? ought you not to have been obliging? ought he not to have been obliging? ought we not to have been obliging? ought you not to have been obliging? ought they not to have been obliging?