should occupy
Regular verb: occupy - occupied- occupied

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd occupy
you'd occupy
he'd occupy
we'd occupy
you'd occupy
they'd occupy 	I'd be occupying
you'd be occupying
he'd be occupying
we'd be occupying
you'd be occupying
they'd be occupying	I should've occupied
you should've occupied
he should've occupied
we should've occupied
you should've occupied
they should've occupied	I should've been occupying
you should've been occupying
he should've been occupying
we should've been occupying
you should've been occupying
they should've been occupying	

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

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

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