should fall
Verbo irregular: fall - fell- fallen

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd fall
you'd fall
he'd fall
we'd fall
you'd fall
they'd fall 	I'd be falling
you'd be falling
he'd be falling
we'd be falling
you'd be falling
they'd be falling	I should've fallen
you should've fallen
he should've fallen
we should've fallen
you should've fallen
they should've fallen	I should've been falling
you should've been falling
he should've been falling
we should've been falling
you should've been falling
they should've been falling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't fall
you shouldn't fall
he shouldn't fall
we shouldn't fall
you shouldn't fall
they shouldn't fall 	I shouldn't be falling
you shouldn't be falling
he shouldn't be falling
we shouldn't be falling
you shouldn't be falling
they shouldn't be falling	I shouldn't have fallen
you shouldn't have fallen
he shouldn't have fallen
we shouldn't have fallen
you shouldn't have fallen
they shouldn't have fallen	I shouldn't have been falling
you shouldn't have been falling
he shouldn't have been falling
we shouldn't have been falling
you shouldn't have been falling
they shouldn't have been falling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I fall?
should you fall?
should he fall?
should we fall?
should you fall?
should they fall? 	should I be falling?
should you be falling?
should he be falling?
should we be falling?
should you be falling?
should they be falling? 	should I have fallen?
should you have fallen?
should he have fallen?
should we have fallen?
should you have fallen?
should they have fallen? 	should I have been falling?
should you have been falling?
should he have been falling?
should we have been falling?
should you have been falling?
should they have been falling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I fall?
shouldn't you fall?
shouldn't he fall?
shouldn't we fall?
shouldn't you fall?
shouldn't they fall? 	shouldn't I be falling?
shouldn't you be falling?
shouldn't he be falling?
shouldn't we be falling?
shouldn't you be falling?
shouldn't they be falling? 	shouldn't I have fallen?
shouldn't you have fallen?
shouldn't he have fallen?
shouldn't we have fallen?
shouldn't you have fallen?
shouldn't they have fallen? 	shouldn't I have been falling?
shouldn't you have been falling?
shouldn't he have been falling?
shouldn't we have been falling?
shouldn't you have been falling?
shouldn't they have been falling?