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