should hum
Verbo regular: hum - humed- humed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should hum
you should hum
she should hum
we should hum
you should hum
they should hum 	I should be huming
you should be huming
she should be huming
we should be huming
you should be huming
they should be huming	I should have humed
you should have humed
she should have humed
we should have humed
you should have humed
they should have humed	I should have been huming
you should have been huming
she should have been huming
we should have been huming
you should have been huming
they should have been huming	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not hum
you should not hum
she should not hum
we should not hum
you should not hum
they should not hum 	I should not be huming
you should not be huming
she should not be huming
we should not be huming
you should not be huming
they should not be huming	I should not have humed
you should not have humed
she should not have humed
we should not have humed
you should not have humed
they should not have humed	I should not have been huming
you should not have been huming
she should not have been huming
we should not have been huming
you should not have been huming
they should not have been huming	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I hum?
should you hum?
should she hum?
should we hum?
should you hum?
should they hum? 	should I be huming?
should you be huming?
should she be huming?
should we be huming?
should you be huming?
should they be huming? 	should I have humed?
should you have humed?
should she 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 she have been huming?
should we have been huming?
should you have been huming?
should they have been huming? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not hum?
should you not hum?
should she not hum?
should we not hum?
should you not hum?
should they not hum? 	should I not be huming?
should you not be huming?
should she not be huming?
should we not be huming?
should you not be huming?
should they not be huming? 	should I not have humed?
should you not have humed?
should she not have humed?
should we not have humed?
should you not have humed?
should they not have humed? 	should I not have been huming?
should you not have been huming?
should she not have been huming?
should we not have been huming?
should you not have been huming?
should they not have been huming?