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