should hum
Verbo regular: hum - humed- humed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd hum
you'd hum
he'd hum
we'd hum
you'd hum
they'd hum 	I'd be huming
you'd be huming
he'd be huming
we'd be huming
you'd be huming
they'd be huming	I should've humed
you should've humed
he should've humed
we should've humed
you should've humed
they should've humed	I should've been huming
you should've been huming
he should've been huming
we should've been huming
you should've been huming
they should've been huming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't hum
you shouldn't hum
he shouldn't hum
we shouldn't hum
you shouldn't hum
they shouldn't hum 	I shouldn't be huming
you shouldn't be huming
he shouldn't be huming
we shouldn't be huming
you shouldn't be huming
they shouldn't be huming	I shouldn't have humed
you shouldn't have humed
he shouldn't have humed
we shouldn't have humed
you shouldn't have humed
they shouldn't have humed	I shouldn't have been huming
you shouldn't have been huming
he shouldn't have been huming
we shouldn't have been huming
you shouldn't have been huming
they shouldn't have been huming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I hum?
should you hum?
should he hum?
should we hum?
should you hum?
should they hum? 	should I be huming?
should you be huming?
should he be huming?
should we be huming?
should you be huming?
should they be huming? 	should I have humed?
should you have humed?
should he have humed?
should we have humed?
should you have humed?
should they have humed? 	should I have been huming?
should you have been huming?
should he have been huming?
should we have been huming?
should you have been huming?
should they have been huming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I hum?
shouldn't you hum?
shouldn't he hum?
shouldn't we hum?
shouldn't you hum?
shouldn't they hum? 	shouldn't I be huming?
shouldn't you be huming?
shouldn't he be huming?
shouldn't we be huming?
shouldn't you be huming?
shouldn't they be huming? 	shouldn't I have humed?
shouldn't you have humed?
shouldn't he have humed?
shouldn't we have humed?
shouldn't you have humed?
shouldn't they have humed? 	shouldn't I have been huming?
shouldn't you have been huming?
shouldn't he have been huming?
shouldn't we have been huming?
shouldn't you have been huming?
shouldn't they have been huming?