should bull
Verbo regular: bull - bulled- bulled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd bull
you'd bull
he'd bull
we'd bull
you'd bull
they'd bull 	I'd be bulling
you'd be bulling
he'd be bulling
we'd be bulling
you'd be bulling
they'd be bulling	I should've bulled
you should've bulled
he should've bulled
we should've bulled
you should've bulled
they should've bulled	I should've been bulling
you should've been bulling
he should've been bulling
we should've been bulling
you should've been bulling
they should've been bulling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't bull
you shouldn't bull
he shouldn't bull
we shouldn't bull
you shouldn't bull
they shouldn't bull 	I shouldn't be bulling
you shouldn't be bulling
he shouldn't be bulling
we shouldn't be bulling
you shouldn't be bulling
they shouldn't be bulling	I shouldn't have bulled
you shouldn't have bulled
he shouldn't have bulled
we shouldn't have bulled
you shouldn't have bulled
they shouldn't have bulled	I shouldn't have been bulling
you shouldn't have been bulling
he shouldn't have been bulling
we shouldn't have been bulling
you shouldn't have been bulling
they shouldn't have been bulling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I bull?
should you bull?
should he bull?
should we bull?
should you bull?
should they bull? 	should I be bulling?
should you be bulling?
should he be bulling?
should we be bulling?
should you be bulling?
should they be bulling? 	should I have bulled?
should you have bulled?
should he have bulled?
should we have bulled?
should you have bulled?
should they have bulled? 	should I have been bulling?
should you have been bulling?
should he have been bulling?
should we have been bulling?
should you have been bulling?
should they have been bulling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I bull?
shouldn't you bull?
shouldn't he bull?
shouldn't we bull?
shouldn't you bull?
shouldn't they bull? 	shouldn't I be bulling?
shouldn't you be bulling?
shouldn't he be bulling?
shouldn't we be bulling?
shouldn't you be bulling?
shouldn't they be bulling? 	shouldn't I have bulled?
shouldn't you have bulled?
shouldn't he have bulled?
shouldn't we have bulled?
shouldn't you have bulled?
shouldn't they have bulled? 	shouldn't I have been bulling?
shouldn't you have been bulling?
shouldn't he have been bulling?
shouldn't we have been bulling?
shouldn't you have been bulling?
shouldn't they have been bulling?