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