should fly
Verbo irregular: fly - flew- flown

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd fly
you'd fly
he'd fly
we'd fly
you'd fly
they'd fly 	I'd be flying
you'd be flying
he'd be flying
we'd be flying
you'd be flying
they'd be flying	I should've flown
you should've flown
he should've flown
we should've flown
you should've flown
they should've flown	I should've been flying
you should've been flying
he should've been flying
we should've been flying
you should've been flying
they should've been flying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't fly
you shouldn't fly
he shouldn't fly
we shouldn't fly
you shouldn't fly
they shouldn't fly 	I shouldn't be flying
you shouldn't be flying
he shouldn't be flying
we shouldn't be flying
you shouldn't be flying
they shouldn't be flying	I shouldn't have flown
you shouldn't have flown
he shouldn't have flown
we shouldn't have flown
you shouldn't have flown
they shouldn't have flown	I shouldn't have been flying
you shouldn't have been flying
he shouldn't have been flying
we shouldn't have been flying
you shouldn't have been flying
they shouldn't have been flying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I fly?
should you fly?
should he fly?
should we fly?
should you fly?
should they fly? 	should I be flying?
should you be flying?
should he be flying?
should we be flying?
should you be flying?
should they be flying? 	should I have flown?
should you have flown?
should he have flown?
should we have flown?
should you have flown?
should they have flown? 	should I have been flying?
should you have been flying?
should he have been flying?
should we have been flying?
should you have been flying?
should they have been flying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I fly?
shouldn't you fly?
shouldn't he fly?
shouldn't we fly?
shouldn't you fly?
shouldn't they fly? 	shouldn't I be flying?
shouldn't you be flying?
shouldn't he be flying?
shouldn't we be flying?
shouldn't you be flying?
shouldn't they be flying? 	shouldn't I have flown?
shouldn't you have flown?
shouldn't he have flown?
shouldn't we have flown?
shouldn't you have flown?
shouldn't they have flown? 	shouldn't I have been flying?
shouldn't you have been flying?
shouldn't he have been flying?
shouldn't we have been flying?
shouldn't you have been flying?
shouldn't they have been flying?