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