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