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