I ought to grieve you ought to grieve she ought to grieve we ought to grieve you ought to grieve they ought to grieve
V-ing form
I ought to be grieving you ought to be grieving she ought to be grieving we ought to be grieving you ought to be grieving they ought to be grieving
Perfect
I ought to have grieved you ought to have grieved she ought to have grieved we ought to have grieved you ought to have grieved they ought to have grieved
V-ing perfect
I ought to have been grieving you ought to have been grieving she ought to have been grieving we ought to have been grieving you ought to have been grieving they ought to have been grieving
Negation
Simple form
I oughtn't to grieve you oughtn't to grieve she oughtn't to grieve we oughtn't to grieve you oughtn't to grieve they oughtn't to grieve
V-ing form
I oughtn't to be grieving you oughtn't to be grieving she oughtn't to be grieving we oughtn't to be grieving you oughtn't to be grieving they oughtn't to be grieving
Perfect
I oughtn't to have grieved you oughtn't to have grieved she oughtn't to have grieved we oughtn't to have grieved you oughtn't to have grieved they oughtn't to have grieved
V-ing perfect
I oughtn't to have been grieving you oughtn't to have been grieving she oughtn't to have been grieving we oughtn't to have been grieving you oughtn't to have been grieving they oughtn't to have been grieving
Interrogative form
Simple form
ought to I grieve? ought to you grieve? ought to she grieve? ought to we grieve? ought to you grieve? ought to they grieve?
V-ing form
ought to I be grieving? ought to you be grieving? ought to she be grieving? ought to we be grieving? ought to you be grieving? ought to they be grieving?
Perfect
ought to I have grieved? ought to you have grieved? ought to she have grieved? ought to we have grieved? ought to you have grieved? ought to they have grieved?
V-ing perfect
ought to I have been grieving? ought to you have been grieving? ought to she have been grieving? ought to we have been grieving? ought to you have been grieving? ought to they have been grieving?
Interro-negative form
Simple form
oughtn't I to grieve? oughtn't you to grieve? oughtn't she to grieve? oughtn't we to grieve? oughtn't you to grieve? oughtn't they to grieve?
V-ing form
oughtn't I to be grieving? oughtn't you to be grieving? oughtn't she to be grieving? oughtn't we to be grieving? oughtn't you to be grieving? oughtn't they to be grieving?
Perfect
oughtn't I to have grieved? oughtn't you to have grieved? oughtn't she to have grieved? oughtn't we to have grieved? oughtn't you to have grieved? oughtn't they to have grieved?
V-ing perfect
oughtn't I to have been grieving? oughtn't you to have been grieving? oughtn't she to have been grieving? oughtn't we to have been grieving? oughtn't you to have been grieving? oughtn't they to have been grieving?