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