English verb conjugation
OUGHT TO OCCUPY

Regular verb: occupy - occupied - occupied

Affirmation

Simple form	V-ing form
I ought to occupy you ought to occupy he ought to occupy we ought to occupy you ought to occupy they ought to occupy	I ought to be occupying you ought to be occupying he ought to be occupying we ought to be occupying you ought to be occupying they ought to be occupying
Perfect	V-ing perfect
I ought to have occupied you ought to have occupied he ought to have occupied we ought to have occupied you ought to have occupied they ought to have occupied	I ought to have been occupying you ought to have been occupying he ought to have been occupying we ought to have been occupying you ought to have been occupying they ought to have been occupying

Negation

Simple form	V-ing form
I oughtn't to occupy you oughtn't to occupy he oughtn't to occupy we oughtn't to occupy you oughtn't to occupy they oughtn't to occupy	I oughtn't to be occupying you oughtn't to be occupying he oughtn't to be occupying we oughtn't to be occupying you oughtn't to be occupying they oughtn't to be occupying
Perfect	V-ing perfect
I oughtn't to have occupied you oughtn't to have occupied he oughtn't to have occupied we oughtn't to have occupied you oughtn't to have occupied they oughtn't to have occupied	I oughtn't to have been occupying you oughtn't to have been occupying he oughtn't to have been occupying we oughtn't to have been occupying you oughtn't to have been occupying they oughtn't to have been occupying

Interrogative form

Simple form	V-ing form
ought to I occupy? ought to you occupy? ought to he occupy? ought to we occupy? ought to you occupy? ought to they occupy?	ought to I be occupying? ought to you be occupying? ought to he be occupying? ought to we be occupying? ought to you be occupying? ought to they be occupying?
Perfect	V-ing perfect
ought to I have occupied? ought to you have occupied? ought to he have occupied? ought to we have occupied? ought to you have occupied? ought to they have occupied?	ought to I have been occupying? ought to you have been occupying? ought to he have been occupying? ought to we have been occupying? ought to you have been occupying? ought to they have been occupying?

Interro-negative form

Simple form	V-ing form
oughtn't I to occupy? oughtn't you to occupy? oughtn't he to occupy? oughtn't we to occupy? oughtn't you to occupy? oughtn't they to occupy?	oughtn't I to be occupying? oughtn't you to be occupying? oughtn't he to be occupying? oughtn't we to be occupying? oughtn't you to be occupying? oughtn't they to be occupying?
Perfect	V-ing perfect
oughtn't I to have occupied? oughtn't you to have occupied? oughtn't he to have occupied? oughtn't we to have occupied? oughtn't you to have occupied? oughtn't they to have occupied?	oughtn't I to have been occupying? oughtn't you to have been occupying? oughtn't he to have been occupying? oughtn't we to have been occupying? oughtn't you to have been occupying? oughtn't they to have been occupying?